{"id":425,"date":"2020-03-24T07:51:36","date_gmt":"2020-03-24T07:51:36","guid":{"rendered":"https:\/\/agripedia.ch\/erosion\/?page_id=425"},"modified":"2020-05-28T14:39:00","modified_gmt":"2020-05-28T14:39:00","slug":"strip-intercropping","status":"publish","type":"page","link":"https:\/\/agripedia.ch\/erosion\/strip-intercropping\/","title":{"rendered":"Strip intercropping"},"content":{"rendered":"<p><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 agri-erosion-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last agri-erosion-column\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-1 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-three agri-erosion-boxtitle\"><h3 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:30;line-height:1.5;\">Description<\/h3><\/div><div class=\"fusion-text fusion-text-1 agri-erosion-boxtext\"><p>Strip intercropping ou culture intercalaire consiste \u00e0 cultiver deux ou plusieurs esp\u00e8ces de plantes diff\u00e9rentes sur la m\u00eame parcelle comme par exemple le ma\u00efs et le soja. Ce syst\u00e8me de culture a \u00e9t\u00e9 d\u00e9velopp\u00e9 au \u00c9tats-Unis pour maximiser la productivit\u00e9 sur une m\u00eame parcelle.<\/p>\n<p>Les petites fermes avec divers syst\u00e8mes de productions sont celles qui peuvent \u00eatre les plus r\u00e9ceptives au strip intercropping.<\/p>\n<p>Les bandes vont de 2 rangs de plantes jusqu\u2019\u00e0 8 rangs. Le choix est d\u00e9pendant de la limitation en eau dans une r\u00e9gion donn\u00e9e.<\/p>\n<p>Avantages\u00a0:<\/p>\n<ul>\n<li>moins de comp\u00e9tition qu\u2019au sein d\u2019une monoculture<\/li>\n<li>ce syst\u00e8me permet des interactions compl\u00e9mentaires qui peuvent augmenter le rendement et les profits.<\/li>\n<\/ul>\n<p>\u00c0 lier avec la m\u00e9thode de mise en culture perpendiculaire \u00e0 la pente. Possible aussi de mettre la culture perpendiculaire au vent dominant pour avoir un effet brise vent (ma\u00efs \u2013 soja), cr\u00e9ant un microclimat pour une des cultures.<\/p>\n<p>Exemple culture\u00a0:<\/p>\n<p>Ma\u00efs \u2013 soja \u2013 avoine \u2013> permet d\u2019avoir un effet brise vent pour le soja. L\u2019avoine est sem\u00e9 avant et ne concurrence pas le soja au niveau des nutriments, de l\u2019eau et de la lumi\u00e8re.<\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last agri-erosion-column\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-text fusion-text-2 agri-erosion-boxtext\"><p>Une mesure similaire est le <strong>semis des cultures en bandes altern\u00e9es sur la parcelle<\/strong>. \u00e0 la diff\u00e9rence du strip intercropping, cette mesure \u00e0 pour but d\u2019intercepter ou de freiner les ruissellements dans et entre les cultures et am\u00e9liorer l\u2019infiltration de l\u2019eau. Les cultures les plus sujettes \u00e0 l\u2019\u00e9rosion sont implant\u00e9es entre des cultures octroyant un taux de couverture \u00e9lev\u00e9. Une alternance de cultures \u00e0 risque (ex : sarcl\u00e9es) et de cultures couvrantes (ex : prairie) sur des parcelles \u00e9troites et perpendiculairement \u00e0 la pente est \u00e0 mettre en place. La largeur des parcelles doit \u00eatre de 15 \u00e0 40 m\u00e8tres en fonction de la pente et du risque d\u2019\u00e9rosion. Si les parcelles sont \u00e9troites, l\u2019eau qui ruisselle ne parvient pas \u00e0 prendre de la vitesse. Il est d\u00e9conseill\u00e9 d\u2019implanter des cultures en bandes alternantes dans les coteaux particuli\u00e8rement inclin\u00e9s mais d\u2019implanter des prairies temporaires ou permanentes. Cette mesure est \u00e0 privil\u00e9gier sur les pentes de 3 \u00e0 8%. Un ajout d\u2019une haie entre les parcelles freinent l\u2019\u00e9rosion et contribuent \u00e0 l\u2019am\u00e9lioration du paysage. Il est d\u00e9conseill\u00e9 d\u2019implanter des bandes alternantes lorsque certains pans coteau sont trop inclin\u00e9s (plus de 20\u00b0, impossibilit\u00e9 de passer avec des machines de r\u00e9colte). Il est aussi d\u00e9conseill\u00e9 de mettre cette mesure en place quand l\u2019am\u00e9nagement parcellaire est d\u00e9favorable et lorsque le r\u00e9seau des chemins est mal con\u00e7u.<\/p>\n<p>Cette mesure peut \u00eatre combin\u00e9e avec des mesures de protection comme un travail de conservation du sol. Cependant les coteaux \u00e9tendus et allong\u00e9s sont souvent cultiv\u00e9s par plusieurs exploitants, ceux-ci selon les cas devront se concerter pour r\u00e9soudre les probl\u00e8mes d\u2019\u00e9rosion qui risque de tous les affecter.<\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-2 agri-erosion-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-2 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-first agri-erosion-column\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-2 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-three agri-erosion-boxtitle\"><h3 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:30;line-height:1.5;\">Avantages<\/h3><\/div>\n<div class=\"table-1 agri-erosion-table\">\n<table width=\"100%\">\n<tbody>\n<tr>\n<td align=\"left\">Plusieurs cultures sur une parcelle<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Bon rendement par bande gr\u00e2ce aux interactions entre les plantes<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-3 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-last agri-erosion-column\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-3 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-three agri-erosion-boxtitle\"><h3 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:30;line-height:1.5;\">Risques<\/h3><\/div>\n<div class=\"table-1 agri-erosion-table\">\n<table width=\"100%\">\n<tbody>\n<tr>\n<td align=\"left\">Nombreux passage sur le sol, risque de tassement<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Besoin de plusieurs machines diff\u00e9rentes pour la r\u00e9coltes<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-3 agri-erosion-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-4 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-first agri-erosion-column\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );margin-right: 4%;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-4 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-three agri-erosion-boxtitle\"><h3 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:30;line-height:1.5;\">Contributions<\/h3><\/div><div class=\"fusion-text fusion-text-3 agri-erosion-boxtext\"><p>Aucune<\/p>\n<\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-5 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-last agri-erosion-column\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - ( ( 4% ) * 0.5 ) );\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"fusion-title title fusion-title-5 fusion-sep-none fusion-title-center fusion-title-text fusion-title-size-three agri-erosion-boxtitle\"><h3 class=\"fusion-title-heading title-heading-center fusion-responsive-typography-calculated\" style=\"margin:0;--fontSize:30;line-height:1.5;\">Co\u00fbts<\/h3><\/div><div class=\"fusion-text fusion-text-4 agri-erosion-boxtext\"><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-4 agri-erosion-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-6 fusion_builder_column_1_1 1_1 fusion-one-full fusion-column-first fusion-column-last agri-erosion-column\" style=\"--awb-bg-size:cover;\"><div class=\"fusion-column-wrapper fusion-flex-column-wrapper-legacy\"><div class=\"accordian fusion-accordian agri-erosion-toggles\" style=\"--awb-border-size:1px;--awb-icon-size:13px;--awb-content-font-size:18px;--awb-icon-alignment:left;--awb-hover-color:#f9f9f9;--awb-border-color:#cccccc;--awb-background-color:#ffffff;--awb-divider-color:#e0dede;--awb-divider-hover-color:#e0dede;--awb-icon-color:#ffffff;--awb-title-color:#f44336;--awb-content-color:#0f0f0f;--awb-icon-box-color:#7a7a7a;--awb-toggle-hover-accent-color:#000000;--awb-title-font-family:&quot;Roboto&quot;;--awb-title-font-weight:700;--awb-title-font-style:normal;--awb-title-line-height:1.5;--awb-content-font-family:&quot;Roboto&quot;;--awb-content-font-style:normal;--awb-content-font-weight:300;\"><div class=\"panel-group fusion-toggle-icon-boxed\" id=\"accordion-425-1\"><div class=\"fusion-panel panel-default panel-3eac8eaba9dcfbcc4 fusion-toggle-has-divider\"><div class=\"panel-heading\"><h4 class=\"panel-title toggle\" id=\"toggle_3eac8eaba9dcfbcc4\"><a aria-expanded=\"false\" aria-controls=\"3eac8eaba9dcfbcc4\" role=\"button\" data-toggle=\"collapse\" data-parent=\"#accordion-425-1\" data-target=\"#3eac8eaba9dcfbcc4\" href=\"#3eac8eaba9dcfbcc4\"><span class=\"fusion-toggle-icon-wrapper\" aria-hidden=\"true\"><i class=\"fa-fusion-box active-icon awb-icon-minus\" aria-hidden=\"true\"><\/i><i class=\"fa-fusion-box inactive-icon awb-icon-plus\" aria-hidden=\"true\"><\/i><\/span><span class=\"fusion-toggle-heading\">Liens<\/span><\/a><\/h4><\/div><div id=\"3eac8eaba9dcfbcc4\" class=\"panel-collapse collapse \" aria-labelledby=\"toggle_3eac8eaba9dcfbcc4\"><div class=\"panel-body toggle-content fusion-clearfix\">\n<p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Strip_farming\" target=\"_blank\" rel=\"noopener noreferrer\">Article sur Wikip\u00e9dia sur le strip intercropping<\/a><\/p>\n<p>Article scientifique sur Researchgate sur <a href=\"https:\/\/www.researchgate.net\/publication\/231748074_Yields_and_returns_from_strip_intercropping_on_six_Iowa_farms\" target=\"_blank\" rel=\"noopener noreferrer\">des r\u00e9sultats d\u2019essais avec le strip intercropping<\/a><\/p>\n<\/div><\/div><\/div><\/div><\/div><div class=\"fusion-clearfix\"><\/div><\/div><\/div><\/div><\/div><div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-5 agri-erosion-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-7 fusion_builder_column_1_2 1_2 fusion-one-half fusion-column-first agri-erosion-column\" style=\"--awb-bg-size:cover;width:50%;width:calc(50% - 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