{"id":3607,"date":"2025-07-10T12:58:54","date_gmt":"2025-07-10T10:58:54","guid":{"rendered":"https:\/\/agripedia.ch\/acker-bff\/documentation-et-conseils\/"},"modified":"2026-02-23T09:49:23","modified_gmt":"2026-02-23T08:49:23","slug":"documentation-et-conseils","status":"publish","type":"page","link":"https:\/\/agripedia.ch\/acker-bff\/fr\/documentation-et-conseils\/","title":{"rendered":"Documentation et conseils"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"tipps-zur-oekologischen-aufwertung\">Conseils pour la valorisation \u00e9cologique des surfaces de promotion de la biodiversit\u00e9<\/h2>\n\n\n\n<p><strong>Pour toutes les SPB sur terres assol\u00e9es<\/strong>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Conserver des structures isol\u00e9es dans les jach\u00e8res, les bandes pour organismes utiles pluriannuelles et les ourlets. Par exemple : buissons isol\u00e9s, petits groupes de buissons, tas de branches, de pierres ou de liti\u00e8re, ronciers. Conform\u00e9ment \u00e0 l\u2019OPD, des petites structures repr\u00e9sentant jusqu\u2019\u00e0 20 % de la surface sont prises en compte sur les jach\u00e8res et les ourlets. Pour des exemples de structures possibles, voir l\u2019article agripedia <a href=\"https:\/\/themes.agripedia.ch\/fr\/structures-favorables-a-la-biodiversite-dans-lagriculture\/\">\u00ab\u00a0Petites structures favorisant la biodiversit\u00e9 dans l&rsquo;agriculture<\/a>\u00ab\u00a0.<\/li>\n\n\n\n<li>Lorsqu\u2019une fauche est r\u00e9alis\u00e9e durant le semestre d\u2019hiver afin de rajeunir la surface ou de lutter contre l\u2019enherbement et l\u2019embroussaillement croissants sur les jach\u00e8res florales, les jach\u00e8res tournantes et les bandes pour organismes utiles pluriannuelles :\n<ul class=\"wp-block-list\">\n<li>Couper au maximum la moiti\u00e9 de la surface<\/li>\n\n\n\n<li>\u00c9vacuer l&rsquo;herbe coup\u00e9e ou la rassembler en tas de liti\u00e8re<\/li>\n\n\n\n<li>Ne pas broyer <\/li>\n\n\n\n<li>Un travail du sol superficiel est recommand\u00e9 apr\u00e8s la fauche.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>Ourlet sur terre<\/strong>s <strong>assol\u00e9es<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Laisser des tas d&rsquo;herbe coup\u00e9e dans le champ.<\/li>\n\n\n\n<li>Pour un meilleur effet sur la biodiversit\u00e9, choisissez une date de fauche \u00e0 partir du 15 ao\u00fbt. Pour lutter contre l&rsquo;enherbement, une coupe pr\u00e9coce en avril tous les 3-4 ans peut \u00eatre utile. <\/li>\n<\/ul>\n\n\n\n<p><strong>De nombreux autres conseils ainsi que les exigences de l\u2019OPD relatives \u00e0 l\u2019ensemble des surfaces de promotion de la biodiversit\u00e9 sont disponibles sur <a href=\"http:\/\/www.agrinatur.ch\">www.agrinatur.ch<\/a>.<\/strong><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f6d8c3&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f6d8c3\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-1024x683.jpg\" alt=\"\" class=\"wp-image-1167\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-1024x683.jpg 1024w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-300x200.jpg 300w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-768x512.jpg 768w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-1536x1024.jpg 1536w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-2048x1365.jpg 2048w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-1200x800.jpg 1200w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Structures_Ourlet_StKatharinentalTG_orig1114_AlainLugon-1980x1320.jpg 1980w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\">Structure dans un ourlet (photo : Alain Lugon)<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f7eeb7&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f7eeb7\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-1024x683.jpg\" alt=\"\" class=\"wp-image-1163\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-1024x683.jpg 1024w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-300x200.jpg 300w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-768x512.jpg 768w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-1536x1024.jpg 1536w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-2048x1365.jpg 2048w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-1200x800.jpg 1200w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/09\/Kombination_Buntbrache_Saum_StKatharinentahlTG_orig1145_AlainLugon-1980x1320.jpg 1980w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\">Combinaison d&rsquo;une jach\u00e8re florale et d&rsquo;un ourlet sur terres assol\u00e9es (photo : R. Benz)<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"beispiele-von-problemfaellen-und-loesungen\">Exemples de d\u00e9fis li\u00e9s \u00e0 la mise en place et \u00e0 l&rsquo;entretien des SPB sur terres assol\u00e9es<\/h2>\n\n\n\n<div class=\"wp-block-getwid-accordion\" data-active-element=\"none\">\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Druck von G\u00e4nsefuss\/Melden<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Pression du ch\u00e9nopode exemple 1<br><\/strong><\/p>\n\n\n\n<p><strong>Cause : <\/strong>en raison des caract\u00e9ristiques du site ou de conditions de semis non optimales, la pression de ch\u00e9nopode \u00e9tait \u00e9lev\u00e9e par endroits dans cette jach\u00e8re florale nouvellement implant\u00e9e, mais globalement tol\u00e9rable, car la v\u00e9g\u00e9tation sem\u00e9e restait n\u00e9anmoins r\u00e9guli\u00e8rement pr\u00e9sente (image 1).<\/p>\n\n\n\n<p><strong>Mesure :<\/strong> dans ce cas, une coupe de nettoyage a \u00e9t\u00e9 effectu\u00e9e sur une partie de la surface. Souvent, une forte prolif\u00e9ration de ch\u00e9nopodes ne pose pas de probl\u00e8me, car ils disparaissent \u00e0 moyen terme. Une coupe de nettoyage n&rsquo;est pas forc\u00e9ment n\u00e9cessaire.  <\/p>\n\n\n\n<p><strong>Pression du ch\u00e9nopode, exemple 2<\/strong><\/p>\n\n\n\n<p><strong>Cause <\/strong>: la pression d\u2019adventices annuelles des grandes cultures (principalement le ch\u00e9nopode blanc) \u00e9tait \u00e9lev\u00e9e dans cette jach\u00e8re florale en raison des caract\u00e9ristiques du site (tr\u00e8s humide) (image 2).<\/p>\n\n\n\n<p><strong>Mesure : <\/strong>aucune. Il a \u00e9t\u00e9 renonc\u00e9 \u00e0 une fauche de nettoyage. Malgr\u00e9 la forte pression, les esp\u00e8ces p\u00e9rennes se sont bien d\u00e9velopp\u00e9es au cours de la deuxi\u00e8me et de la troisi\u00e8me ann\u00e9e d\u2019implantation (image 3).<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f810b3&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f810b3\" class=\"wp-block-image size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"600\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/06\/Gaensefussdruck_hoch.jpg\" alt=\"\" class=\"wp-image-738\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Gaensefussdruck_hoch.jpg 900w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Gaensefussdruck_hoch-300x200.jpg 300w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Gaensefussdruck_hoch-768x512.jpg 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\">Image 1<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/07\/Mueller_2022_3-edited.jpg\" alt=\"\" class=\"wp-image-3183\"\/><figcaption class=\"wp-element-caption\">Image 2<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/06\/obesrsiggental_1-1-1024x768.jpg\" alt=\"\" class=\"wp-image-3077\"\/><figcaption class=\"wp-element-caption\">Image 3<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Pression des millets et renou\u00e9es<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<p><strong>Pression des millets et des renou\u00e9es, exemple 1<\/strong><\/p>\n\n\n\n<p><strong>Cause :<\/strong> En raison des caract\u00e9ristiques du site ou de conditions de semis non optimales, la pression des millets et renou\u00e9es \u00e9tait tr\u00e8s \u00e9lev\u00e9e dans cette jach\u00e8re florale nouvellement install\u00e9e (&gt; 70% de couverture, image 1).<\/p>\n\n\n\n<p><strong>Mesure : <\/strong>une coupe de nettoyage a \u00e9t\u00e9 effectu\u00e9e sur toute la surface. Les rosettes des esp\u00e8ces vivaces ont pu ensuite bien lever (image 2). La coupe a cependant entra\u00een\u00e9 la perte des esp\u00e8ces annuelles.<\/p>\n\n\n\n<div class=\"wp-block-columns are-vertically-aligned-top is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f8359c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f8359c\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/10\/Brachen_einj_unkraeuter-1024x768.jpg\" alt=\"\" class=\"wp-image-1228\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_einj_unkraeuter-1024x768.jpg 1024w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_einj_unkraeuter-300x225.jpg 300w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_einj_unkraeuter-768x576.jpg 768w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_einj_unkraeuter-1536x1152.jpg 1536w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_einj_unkraeuter-1200x900.jpg 1200w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_einj_unkraeuter-1980x1485.jpg 1980w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_einj_unkraeuter.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\">Image 1<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f84857&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f84857\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/10\/Brachen_nach_saeuberungsschnitt-1024x768.jpg\" alt=\"\" class=\"wp-image-1224\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_nach_saeuberungsschnitt-1024x768.jpg 1024w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_nach_saeuberungsschnitt-300x225.jpg 300w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_nach_saeuberungsschnitt-768x576.jpg 768w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_nach_saeuberungsschnitt-1536x1152.jpg 1536w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_nach_saeuberungsschnitt-1200x900.jpg 1200w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_nach_saeuberungsschnitt-1980x1485.jpg 1980w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/10\/Brachen_nach_saeuberungsschnitt.jpg 2016w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\">Image 2<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<p><strong>Pression par les millets, exemple 2<\/strong><\/p>\n\n\n\n<p><strong>Cause : <\/strong>En raison des conditions de semis non optimales (lit de semence boueux et dur), la pression exerc\u00e9e par le millet dans cet ourlet \u00e9tait tr\u00e8s \u00e9lev\u00e9e la premi\u00e8re ann\u00e9e, couvrant presque toute la surface (image 1).<\/p>\n\n\n\n<p><strong>Mesure : <\/strong>plusieurs coupes de nettoyage ont \u00e9t\u00e9 effectu\u00e9es (de juillet \u00e0 octobre) afin de r\u00e9duire la concurrence du millet et de sauver l&rsquo;ensemencement. L&rsquo;ann\u00e9e suivante, les esp\u00e8ces p\u00e9rennes se sont bien d\u00e9velopp\u00e9es (image 2).<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image alignfull size-full\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/06\/Saum_Liebegg1-3.png\" alt=\"\" class=\"wp-image-3091\"\/><figcaption class=\"wp-element-caption\">Image 1<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image alignfull size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/06\/Saum_Liebegg-1024x700.png\" alt=\"\" class=\"wp-image-3089\"\/><figcaption class=\"wp-element-caption\">Image 2<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Pression des n\u00e9ophytes envahissantes<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Cause : <\/strong>Lors de l&rsquo;am\u00e9nagement d&rsquo;une nouvelle SPB, il convient de v\u00e9rifier si les n\u00e9ophytes sont r\u00e9pandues dans les environs. Si c&rsquo;est le cas, il y a de fortes chances qu&rsquo;elles s&rsquo;\u00e9tablissent \u00e9galement dans la SPB.<\/p>\n\n\n\n<p>En cas de forte pression sur le site, il faut d\u00e9cider si les ressources sont disponibles pour un contr\u00f4le et une lutte r\u00e9guli\u00e8re. Les esp\u00e8ces d\u00e9j\u00e0 pr\u00e9sentes doivent \u00eatre syst\u00e9matiquement \u00e9limin\u00e9es. Dans les SPB pluriannuelles, il vaut la peine de v\u00e9rifier chaque hiver s&rsquo;il y a des rosettes (image 2).<\/p>\n\n\n\n<p>L\u2019\u00e9valuation de la qualit\u00e9 globale de la surface peut \u00e9galement \u00eatre prise en compte dans la d\u00e9cision. Si les esp\u00e8ces sem\u00e9es se d\u00e9veloppent n\u00e9anmoins bien, il vaut davantage la peine d\u2019assumer l\u2019effort li\u00e9 \u00e0 la lutte contre les n\u00e9ophytes que lorsque la qualit\u00e9 est moyenne \u00e0 faible.<\/p>\n\n\n\n<p>Il existe plusieurs fa\u00e7ons de s&rsquo;organiser pour obtenir de l&rsquo;aide dans la lutte :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Certaines communes ou cantons proposent des plateformes permettant d\u2019organiser des groupes de d\u00e9sherbage. Dans certains cas, le service cantonal de la chasse soutient \u00e9galement ce type d\u2019initiative. Il vaut la peine de se renseigner aupr\u00e8s des services cantonaux comp\u00e9tents.<\/li>\n\n\n\n<li>Recours \u00e0 des groupes de d\u00e9sherbage priv\u00e9s contre r\u00e9mun\u00e9ration.<\/li>\n\n\n\n<li>Organisation de groupes de d\u00e9sherbage b\u00e9n\u00e9voles sur une base priv\u00e9e.<\/li>\n<\/ul>\n\n\n\n<p><strong>Pour l\u2019\u00e9limination des d\u00e9chets<\/strong> issus du d\u00e9sherbage, il est \u00e9galement recommand\u00e9 de se renseigner aupr\u00e8s de la commune. Les offres varient fortement.<\/p>\n\n\n\n<p><strong>Mesure <\/strong>: lorsque la pr\u00e9sence de vergerette est d\u00e9j\u00e0 tr\u00e8s \u00e9lev\u00e9e sur une SPB, comme sur cette jach\u00e8re florale (image 1), un labour suivi d\u2019une nouvelle implantation sur un autre site constitue souvent la seule solution.<\/p>\n\n\n\n<p><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/07\/Buntbrache_Problem_Berufkraut_Agrofutura-scaled.jpg\" alt=\"\" class=\"wp-image-3185\"\/><figcaption class=\"wp-element-caption\">Image 1<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image alignfull size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/07\/Berufkrautrosetten_Winter-edited.jpg\" alt=\"\" class=\"wp-image-3188\"\/><figcaption class=\"wp-element-caption\">Image 2<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Repousses de moutarde des champs<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-vertically-aligned-top is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Cause <\/strong>: semis d\u2019une SPB \u00e0 la suite d\u2019une autre SPB sur le m\u00eame site. Dans cet exemple, une jach\u00e8re tournante a \u00e9t\u00e9 mise en place sur une surface o\u00f9 une bande pour organismes utiles avait \u00e9t\u00e9 implant\u00e9e l\u2019ann\u00e9e pr\u00e9c\u00e9dente. Il en a r\u00e9sult\u00e9 d\u2019importants probl\u00e8mes de repousses de moutarde des champs ; la surface en \u00e9tait enti\u00e8rement couverte.<\/p>\n\n\n\n<p><strong>Mesure <\/strong>: la surface a \u00e9t\u00e9 labour\u00e9e et la bande a \u00e9t\u00e9 sem\u00e9e sur un autre site.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f88434&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f88434\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"444\" height=\"592\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/06\/Durchwuchs_Ackersenf-1.jpg\" alt=\"\" class=\"wp-image-721\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Durchwuchs_Ackersenf-1.jpg 444w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Durchwuchs_Ackersenf-1-225x300.jpg 225w\" sizes=\"auto, (max-width: 444px) 100vw, 444px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Dominance des card\u00e8res<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Cause :<\/strong> Installation d&rsquo;une jach\u00e8re florale apr\u00e8s une jach\u00e8re florale sur le m\u00eame site (quatri\u00e8me ann\u00e9e d&rsquo;implantation).<\/p>\n\n\n\n<p><strong>Mesure :<\/strong> pendant le semestre d&rsquo;hiver, fauche de la moiti\u00e9 de la surface et travail superficiel du sol.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f8d89c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f8d89c\" class=\"wp-block-image aligncenter size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2024\/01\/IMG_20230810_092439-1024x768.jpg\" alt=\"\" class=\"wp-image-1481\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2024\/01\/IMG_20230810_092439-1024x768.jpg 1024w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2024\/01\/IMG_20230810_092439-300x225.jpg 300w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2024\/01\/IMG_20230810_092439-768x576.jpg 768w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2024\/01\/IMG_20230810_092439-1536x1152.jpg 1536w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2024\/01\/IMG_20230810_092439-2048x1536.jpg 2048w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2024\/01\/IMG_20230810_092439-1200x900.jpg 1200w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2024\/01\/IMG_20230810_092439-1980x1485.jpg 1980w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Dominance des mauves<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Cause : <\/strong>Cr\u00e9ation d&rsquo;une SPB apr\u00e8s une SPB sur le m\u00eame site. Dans cet exemple, un ourlet a \u00e9t\u00e9 cr\u00e9e apr\u00e8s une jach\u00e8re florale. Il a entra\u00een\u00e9 une forte dominance de mauves.<strong><br>Mesure : <\/strong>aucune<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f8f231&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f8f231\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"418\" height=\"595\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/06\/Buntbrache_nach_Saum.jpg\" alt=\"\" class=\"wp-image-818\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Buntbrache_nach_Saum.jpg 418w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Buntbrache_nach_Saum-211x300.jpg 211w\" sizes=\"auto, (max-width: 418px) 100vw, 418px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Repousses de phac\u00e9lie<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Cause <\/strong>: implantation d\u2019une SPB \u00e0 la suite d\u2019une autre sur le m\u00eame site. Sur ce site, une bande pour organismes utiles pour cultures de printemps a \u00e9t\u00e9 implant\u00e9e directement apr\u00e8s le m\u00eame type de bande (non autoris\u00e9 selon l\u2019OPD ; une pause culturale de 2 ans est exig\u00e9e). Dans ce cas, cela a entra\u00een\u00e9 une forte dominance de la phac\u00e9lie et donc une modification importante de la v\u00e9g\u00e9tation cible de la SPB.<\/p>\n\n\n\n<p><strong>Mesure <\/strong>: aucune.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f90c05&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f90c05\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"498\" height=\"664\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/06\/NS_nach_NS.jpg\" alt=\"\" class=\"wp-image-799\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/NS_nach_NS.jpg 498w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/NS_nach_NS-225x300.jpg 225w\" sizes=\"auto, (max-width: 498px) 100vw, 498px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Repousses de phac\u00e9lie et tr\u00e8fle<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Cause <\/strong>: implantation d\u2019une SPB \u00e0 la suite d\u2019une autre sur le m\u00eame site. Ici, une jach\u00e8re florale a \u00e9t\u00e9 implant\u00e9e apr\u00e8s une bande pour organismes utiles. Les repousses de phac\u00e9lie et de diff\u00e9rentes esp\u00e8ces de tr\u00e8fle \u00e9taient tr\u00e8s importantes. Situation non recommand\u00e9e.<\/p>\n\n\n\n<p><strong>Mesure <\/strong>: durant le semestre d\u2019hiver, fauche de la moiti\u00e9 de la surface et travail superficiel du sol.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f922e1&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f922e1\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"443\" height=\"295\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/06\/Buntbrache_nach_NS.png\" alt=\"\" class=\"wp-image-813\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Buntbrache_nach_NS.png 443w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Buntbrache_nach_NS-300x200.png 300w\" sizes=\"auto, (max-width: 443px) 100vw, 443px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Mauvaise lev\u00e9e des esp\u00e8ces du m\u00e9lange<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p><strong>Cause <\/strong>: semis r\u00e9alis\u00e9 durant une p\u00e9riode de s\u00e9cheresse au printemps. Les graines d\u2019adventices situ\u00e9es plus profond\u00e9ment dans le sol (o\u00f9 l\u2019humidit\u00e9 est plus \u00e9lev\u00e9e) b\u00e9n\u00e9ficient d\u2019un avantage concurrentiel et peuvent occuper plus rapidement l\u2019espace et donc la lumi\u00e8re. Le succ\u00e8s d\u2019une telle SPB d\u00e9pend alors fortement de la situation, en particulier du fait qu\u2019il pleuve ou non dans les quatre semaines suivant le semis (ce qui n\u2019a pas \u00e9t\u00e9 le cas ici \u2013 il n\u2019est pas tomb\u00e9 de pluie pendant plusieurs mois).<\/p>\n\n\n\n<p><strong>Recommandation <\/strong>: en cas de pr\u00e9vision de 1 \u00e0 2 semaines sans pluie, il est pr\u00e9f\u00e9rable de diff\u00e9rer le semis du m\u00e9lange SPB.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;69df057f93aa4&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"69df057f93aa4\" class=\"wp-block-image aligncenter size-full wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"764\" height=\"509\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2023\/06\/Auflaufen_Trockenheit.jpg\" alt=\"\" class=\"wp-image-732\" srcset=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Auflaufen_Trockenheit.jpg 764w, https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/67\/2023\/06\/Auflaufen_Trockenheit-300x200.jpg 300w\" sizes=\"auto, (max-width: 764px) 100vw, 764px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\taria-label=\"Agrandir\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.imageButtonRight\"\n\t\t\tdata-wp-style--top=\"state.imageButtonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Starke VergrasunFort enherbement depuis le semis<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<p><strong>Cause <\/strong>: la jach\u00e8re florale a \u00e9t\u00e9 implant\u00e9e dans l\u2019ancienne zone de tourni\u00e8re de la parcelle. Une cause possible de la mauvaise lev\u00e9e et du fort enherbement pourrait \u00eatre le tassement du sol. De plus, le semis d\u2019automne sur ce site a pu favoriser l\u2019enherbement.<\/p>\n\n\n\n<p>Au cours des deux premi\u00e8res ann\u00e9es d\u2019implantation, les jach\u00e8res pr\u00e9sentant une proportion de gramin\u00e9es sup\u00e9rieure \u00e0 66 % doivent \u00eatre assainies ou labour\u00e9es (crit\u00e8re d\u2019exclusion selon l\u2019OPD).<\/p>\n\n\n\n<p><strong>Mesure <\/strong>: la jach\u00e8re a \u00e9t\u00e9 labour\u00e9e et r\u00e9implant\u00e9e sur un autre site.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image alignfull size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/06\/Gebhard_vergraste_Brache-1-1024x683.jpg\" alt=\"\" class=\"wp-image-3115\"\/><figcaption class=\"wp-element-caption\">Figure 1 : fort enherbement au cours de la deuxi\u00e8me ann\u00e9e de culture<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-getwid-accordion__header-wrapper\"><h4 class=\"wp-block-getwid-accordion__header\"><a href=\"#\"><span class=\"wp-block-getwid-accordion__header-title\"><strong>Embroussaillement<\/strong><\/span><span class=\"wp-block-getwid-accordion__icon is-active\"><i class=\"fas fa-angle-down\"><\/i><\/span><span class=\"wp-block-getwid-accordion__icon is-passive\"><i class=\"fas fa-angle-up\"><\/i><\/span><\/a><\/h4><\/div><div class=\"wp-block-getwid-accordion__content-wrapper\"><div class=\"wp-block-getwid-accordion__content\">\n<p><strong>Cause <\/strong>: d\u00e8s l\u2019ann\u00e9e d\u2019implantation, un groupe d\u2019arbustes de cornouiller s\u2019est d\u00e9velopp\u00e9 autour d\u2019un m\u00e2t \u00e9lectrique au centre de la parcelle. Apr\u00e8s l\u2019entretien de la jach\u00e8re (mulching de la moiti\u00e9 de la surface durant le deuxi\u00e8me hiver), ces arbustes se sont fortement multipli\u00e9s (image 1).<\/p>\n\n\n\n<p><strong>Mesure <\/strong>: en mars de la 4e ann\u00e9e, la partie la plus embroussaill\u00e9e de la surface a \u00e9t\u00e9 broy\u00e9e, puis travaill\u00e9e \u00e0 environ 10 cm de profondeur \u00e0 l\u2019aide d\u2019un cultivateur \u00e0 dents (image 2). La m\u00eame intervention a \u00e9t\u00e9 r\u00e9p\u00e9t\u00e9e en mars de la 5e ann\u00e9e. Apr\u00e8s ces mesures, la v\u00e9g\u00e9tation de la jach\u00e8re s\u2019est \u00e0 nouveau r\u00e9tablie (image 3) et l\u2019embroussaillement a nettement r\u00e9gress\u00e9. La charge de travail avec les machines reste mod\u00e9r\u00e9e. En revanche, une partie des arbustes a d\u00fb \u00eatre pr\u00e9alablement sci\u00e9e ou arrach\u00e9e \u00e0 la main, ce qui s\u2019est av\u00e9r\u00e9 tr\u00e8s laborieux.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/06\/20230425_104539-4-1024x696.jpg\" alt=\"\" class=\"wp-image-3173\"\/><figcaption class=\"wp-element-caption\">Image 1<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/06\/20240321-WA0004-3-1024x699.jpg\" alt=\"\" class=\"wp-image-3168\"\/><figcaption class=\"wp-element-caption\">Image 2<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/agripedia.ch\/acker-bff\/wp-content\/uploads\/sites\/50\/2025\/06\/IMG-20250528-WA0004-2-1024x694.jpg\" alt=\"\" class=\"wp-image-3165\"\/><figcaption class=\"wp-element-caption\">Image 3<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Conseils pour la valorisation \u00e9cologique des surfaces de promotion de la biodiversit\u00e9 Pour toutes les SPB sur terres assol\u00e9es: Ourlet sur terres assol\u00e9es De nombreux autres conseils ainsi que les exigences de l\u2019OPD relatives \u00e0 l\u2019ensemble des surfaces de promotion de la biodiversit\u00e9 sont disponibles sur www.agrinatur.ch. Exemples de d\u00e9fis li\u00e9s \u00e0 la mise en [&hellip;]<\/p>\n","protected":false},"author":589,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_sb_is_suggestion_mode":false,"_sb_show_suggestion_boards":false,"_sb_show_comment_boards":false,"_sb_suggestion_history":"","_sb_update_block_changes":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-3607","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/pages\/3607","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/users\/589"}],"replies":[{"embeddable":true,"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/comments?post=3607"}],"version-history":[{"count":24,"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/pages\/3607\/revisions"}],"predecessor-version":[{"id":3793,"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/pages\/3607\/revisions\/3793"}],"wp:attachment":[{"href":"https:\/\/agripedia.ch\/acker-bff\/fr\/wp-json\/wp\/v2\/media?parent=3607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}