{"id":42346,"date":"2024-12-15T16:26:04","date_gmt":"2024-12-15T16:26:04","guid":{"rendered":"https:\/\/www.busabt.hu\/blog\/gestion-de-l-humidite-role-et-evolution-de-l-humidite-du-sol-dans-des-terrains-cultives-de-maniere-differente\/"},"modified":"2025-04-27T15:39:03","modified_gmt":"2025-04-27T15:39:03","slug":"gestion-de-l-humidite-role-et-evolution-de-l-humidite-du-sol-dans-des-terrains-cultives-de-maniere-differente","status":"publish","type":"post","link":"https:\/\/www.busabt.hu\/fr\/blog\/gestion-de-l-humidite-role-et-evolution-de-l-humidite-du-sol-dans-des-terrains-cultives-de-maniere-differente\/","title":{"rendered":"Gestion de l&rsquo;humidit\u00e9 &#8211; R\u00f4le et \u00e9volution de l&rsquo;humidit\u00e9 du sol dans des terrains cultiv\u00e9s de mani\u00e8re diff\u00e9rente"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"42346\" class=\"elementor elementor-42346 elementor-41510\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-64c0822d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"64c0822d\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-73f6ca3d\" data-id=\"73f6ca3d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3fad846a elementor-widget elementor-widget-text-editor\" data-id=\"3fad846a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cet automne sec, nous avons re\u00e7u un retour int\u00e9ressant concernant le semis des c\u00e9r\u00e9ales d&rsquo;automne. Selon l&rsquo;histoire, apr\u00e8s le d\u00e9chaumage au disque sur la parcelle de semis, il n&rsquo;y a eu assez de temps pour effectuer la pr\u00e9paration du lit de semence que sur une partie du terrain, tandis que sur l&rsquo;autre moiti\u00e9, les graines ont \u00e9t\u00e9 sem\u00e9es sans pr\u00e9paration. Malheureusement, il n&rsquo;y a pas eu de pr\u00e9cipitations apr\u00e8s le semis. L&rsquo;observation montre que les plantes ont germ\u00e9 dans la zone o\u00f9 le lit de semence avait \u00e9t\u00e9 pr\u00e9par\u00e9, mais pas sur le reste du terrain. Plus int\u00e9ressant encore, sur la parcelle voisine, o\u00f9 le semis direct avait \u00e9t\u00e9 pratiqu\u00e9 \u00e0 partir du chaume, les c\u00e9r\u00e9ales n&rsquo;ont pas germ\u00e9 non plus.    <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c005120 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c005120\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6642f825\" data-id=\"6642f825\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4bedf5a7 elementor-widget elementor-widget-gallery\" data-id=\"4bedf5a7\" data-element_type=\"widget\" data-settings=\"{&quot;image_hover_animation&quot;:&quot;grow&quot;,&quot;columns&quot;:2,&quot;lazyload&quot;:&quot;yes&quot;,&quot;gallery_layout&quot;:&quot;grid&quot;,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;aspect_ratio&quot;:&quot;3:2&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/paramenedzsment_1.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"4bedf5a7\" data-elementor-lightbox-title=\"paramenedzsment_1\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDE1MTYsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9wYXJhbWVuZWR6c21lbnRfMS5qcGciLCJzbGlkZXNob3ciOiI0YmVkZjVhNyJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/paramenedzsment_1-768x512.jpg\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/paramenedzsment_2.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"4bedf5a7\" data-elementor-lightbox-title=\"paramenedzsment_2\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDE1MjAsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9wYXJhbWVuZWR6c21lbnRfMi5qcGciLCJzbGlkZXNob3ciOiI0YmVkZjVhNyJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/paramenedzsment_2-768x512.jpg\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7aedb6e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7aedb6e\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-91f4ec8\" data-id=\"91f4ec8\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c1c6425 elementor-widget elementor-widget-text-editor\" data-id=\"c1c6425\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00c9videmment, c&rsquo;est ici le site web de BUSA, et nous sommes heureux que cela se soit d\u00e9roul\u00e9 ainsi, mais au lieu d&rsquo;en faire une question religieuse, essayons de comprendre pourquoi l&rsquo;une ou l&rsquo;autre chose s&rsquo;est produite.<\/p><p><strong>L&rsquo;histoire est particuli\u00e8rement instructive car elle met en lumi\u00e8re l&rsquo;importance de la r\u00e9tention de l&rsquo;humidit\u00e9 du sol.<\/strong> Bien que cet exemple mette en \u00e9vidence les avantages de la pr\u00e9paration traditionnelle du lit de semence, au lieu de se concentrer exclusivement sur cette m\u00e9thode, il serait judicieux d&rsquo;examiner les raisons et m\u00e9canismes sous-jacents des processus.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7d2aa55 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7d2aa55\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-44340a6\" data-id=\"44340a6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6b0c0ca elementor-widget elementor-widget-gallery\" data-id=\"6b0c0ca\" data-element_type=\"widget\" data-settings=\"{&quot;image_hover_animation&quot;:&quot;grow&quot;,&quot;columns&quot;:2,&quot;lazyload&quot;:&quot;yes&quot;,&quot;gallery_layout&quot;:&quot;grid&quot;,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;aspect_ratio&quot;:&quot;3:2&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/paramenedzsment_3.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"6b0c0ca\" data-elementor-lightbox-title=\"paramenedzsment_3\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDE1NDQsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9wYXJhbWVuZWR6c21lbnRfMy5qcGciLCJzbGlkZXNob3ciOiI2YjBjMGNhIn0%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/paramenedzsment_3-768x512.jpg\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/moisture_management_4.png\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"6b0c0ca\" data-elementor-lightbox-title=\"moisture_management_4\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDE2MjAsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9tb2lzdHVyZV9tYW5hZ2VtZW50XzQucG5nIiwic2xpZGVzaG93IjoiNmIwYzBjYSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/moisture_management_4-768x512.png\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-41aa034 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"41aa034\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-daf6805\" data-id=\"daf6805\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6af5e9e elementor-widget elementor-widget-text-editor\" data-id=\"6af5e9e\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00c0 l&rsquo;automne 2024, dans le sud-est de la Hongrie, l&rsquo;eau reste le facteur limitant. L&rsquo;explication simple est que, sur les zones o\u00f9 le lit de semence avait \u00e9t\u00e9 pr\u00e9par\u00e9, il y avait suffisamment d&rsquo;humidit\u00e9 pour d\u00e9clencher la germination, tandis que ce n&rsquo;\u00e9tait pas le cas ailleurs. Examinons plus en d\u00e9tail comment l&rsquo;humidit\u00e9 du sol et les processus de vapeur du sol jouent un r\u00f4le dans de telles situations.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5322591 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5322591\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-11f615f\" data-id=\"11f615f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9720bda elementor-widget elementor-widget-text-editor\" data-id=\"9720bda\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Commen\u00e7ons par le plus simple : <strong>l&rsquo;humidit\u00e9 relative et le point de ros\u00e9e.<\/strong><\/p><p>L&rsquo;air peut contenir diff\u00e9rentes quantit\u00e9s de vapeur d&rsquo;eau selon la temp\u00e9rature; plus la temp\u00e9rature est \u00e9lev\u00e9e, plus cette quantit\u00e9 est grande. \u00c0 une temp\u00e9rature donn\u00e9e, la quantit\u00e9 maximale de vapeur d&rsquo;eau est appel\u00e9e point de ros\u00e9e, \u00e0 laquelle l&rsquo;air atteint la saturation. Lorsque la temp\u00e9rature de l&rsquo;air descend en dessous du point de ros\u00e9e, une condensation se produit, par exemple sous forme de ros\u00e9e.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b67a8b7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b67a8b7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4838866\" data-id=\"4838866\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-08a967e elementor-widget elementor-widget-gallery\" data-id=\"08a967e\" data-element_type=\"widget\" data-settings=\"{&quot;image_hover_animation&quot;:&quot;grow&quot;,&quot;columns&quot;:2,&quot;lazyload&quot;:&quot;yes&quot;,&quot;gallery_layout&quot;:&quot;grid&quot;,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;aspect_ratio&quot;:&quot;3:2&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_8.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"08a967e\" data-elementor-lightbox-title=\"busa_blog_moisture_management_8\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDI3OTMsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9idXNhX2Jsb2dfbW9pc3R1cmVfbWFuYWdlbWVudF84LmpwZyIsInNsaWRlc2hvdyI6IjA4YTk2N2UifQ%3D%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_8-768x512.jpg\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-af20386 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"af20386\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4af8a3f\" data-id=\"4af8a3f\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-42ed794 elementor-widget elementor-widget-text-editor\" data-id=\"42ed794\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ce processus peut se manifester de deux mani\u00e8res dans un lit de semence:<\/p><ol><li><strong>Condensation de ros\u00e9e sur les mottes en surface : <\/strong>La surface des mottes l\u00e2ches et petites peut se refroidir rapidement pendant la nuit, atteignant ou d\u00e9passant le point de ros\u00e9e de l&rsquo;air, ce qui entra\u00eene la condensation de la vapeur d&rsquo;eau pr\u00e9sente dans l&rsquo;air sur la surface des mottes.<\/li><li><strong>Condensation au sommet de la couche inf\u00e9rieure du lit de semence : <\/strong>Dans la partie inf\u00e9rieure du lit de semence, qui se refroidit pendant la nuit, l&rsquo;air plus chaud et charg\u00e9 d&rsquo;humidit\u00e9 peut rencontrer les couches sup\u00e9rieures plus fra\u00eeches, provoquant ainsi la condensation de la vapeur d&rsquo;eau provenant des couches de sol plus profondes au sommet de la couche inf\u00e9rieure.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cac30ae elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cac30ae\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1d7ec12\" data-id=\"1d7ec12\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-0f0605b elementor-widget elementor-widget-text-editor\" data-id=\"0f0605b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>R\u00e9sistance \u00e0 la diffusion de la vapeur<\/strong><\/p><p>Cela d\u00e9crit \u00e0 quel point l&rsquo;humidit\u00e9 traverse facilement une couche donn\u00e9e. Un sol plus compact a une r\u00e9sistance plus \u00e9lev\u00e9e, tandis qu&rsquo;un sol plus l\u00e2che est plus perm\u00e9able. En termes de sol, cela signifie que si nous cr\u00e9ons une couche plus compacte (la base du lit de semence), l&rsquo;humidit\u00e9 qui monte des couches plus profondes vers l&rsquo;air aura plus de mal \u00e0 traverser cette base, et s&rsquo;accumulera donc en dessous, tandis que la couche l\u00e2che au-dessus se dess\u00e9chera. Cela permet en r\u00e9alit\u00e9 le ph\u00e9nom\u00e8ne de condensation mentionn\u00e9 plus haut : lorsque la partie sup\u00e9rieure du lit de semence est plus froide, l&rsquo;air sous la base du lit de semence est relativement plus chaud et plus humide, provoquant une condensation.   <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-e7e04cc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"e7e04cc\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-53e6662\" data-id=\"53e6662\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fee9dc9 elementor-widget elementor-widget-gallery\" data-id=\"fee9dc9\" data-element_type=\"widget\" data-settings=\"{&quot;image_hover_animation&quot;:&quot;grow&quot;,&quot;columns&quot;:2,&quot;lazyload&quot;:&quot;yes&quot;,&quot;gallery_layout&quot;:&quot;grid&quot;,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;aspect_ratio&quot;:&quot;3:2&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_5_en.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"fee9dc9\" data-elementor-lightbox-title=\"busa_blog_moisture_management_5_en\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDI3ODEsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9idXNhX2Jsb2dfbW9pc3R1cmVfbWFuYWdlbWVudF81X2VuLmpwZyIsInNsaWRlc2hvdyI6ImZlZTlkYzkifQ%3D%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_5_en-768x512.jpg\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d44a705 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d44a705\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-da7b6c6\" data-id=\"da7b6c6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-43ef3e9 elementor-widget elementor-widget-text-editor\" data-id=\"43ef3e9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Pression de vapeur <\/strong><\/p><p>L&rsquo;humidit\u00e9 cherche \u00e0 s&rsquo;\u00e9quilibrer en passant de la pression de vapeur \u00e9lev\u00e9e vers la pression de vapeur plus basse. L&rsquo;air plus chaud avec la m\u00eame humidit\u00e9 relative a une pression de vapeur plus \u00e9lev\u00e9e, tout comme l&rsquo;air \u00e0 humidit\u00e9 relative plus \u00e9lev\u00e9e avec la m\u00eame temp\u00e9rature. Par exemple, l&rsquo;air \u00e0 7\u00b0C avec 80% d&rsquo;humidit\u00e9 relative a une pression de vapeur \u00e9quivalente \u00e0 celui \u00e0 14\u00b0C avec 50% d&rsquo;humidit\u00e9 relative, mais l&rsquo;air \u00e0 10\u00b0C avec 50% d&rsquo;humidit\u00e9 relative ou \u00e0 3\u00b0C avec 90% d&rsquo;humidit\u00e9 relative a une pression de vapeur plus basse que les premiers. En cons\u00e9quence, les deux premiers types d&rsquo;air cherchent \u00e0 c\u00e9der de l&rsquo;humidit\u00e9 aux deux derniers.    <span style=\"color: var( --e-global-color-text );\">En automne, la temp\u00e9rature moyenne de l&rsquo;air a tendance \u00e0 baisser plus rapidement que celle du sol, ce qui, en supposant un sol plus sec, pourrait entra\u00eener un gain d&rsquo;humidit\u00e9 pour le sol bas\u00e9 sur la pression de vapeur, mais conduit plut\u00f4t \u00e0 une perte d&rsquo;eau.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-06e5fea elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"06e5fea\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5c7ab38\" data-id=\"5c7ab38\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-07081ab elementor-widget elementor-widget-gallery\" data-id=\"07081ab\" data-element_type=\"widget\" data-settings=\"{&quot;image_hover_animation&quot;:&quot;grow&quot;,&quot;columns&quot;:2,&quot;lazyload&quot;:&quot;yes&quot;,&quot;gallery_layout&quot;:&quot;grid&quot;,&quot;columns_tablet&quot;:2,&quot;columns_mobile&quot;:1,&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;aspect_ratio&quot;:&quot;3:2&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_6.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07081ab\" data-elementor-lightbox-title=\"busa_blog_moisture_management_6\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDI3ODUsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9idXNhX2Jsb2dfbW9pc3R1cmVfbWFuYWdlbWVudF82LmpwZyIsInNsaWRlc2hvdyI6IjA3MDgxYWIifQ%3D%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_6-768x512.jpg\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_9.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"07081ab\" data-elementor-lightbox-title=\"busa_blog_moisture_management_9\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NDI3OTcsInVybCI6Imh0dHBzOlwvXC93d3cuYnVzYWJ0Lmh1XC93cC1jb250ZW50XC91cGxvYWRzXC9idXNhX2Jsb2dfbW9pc3R1cmVfbWFuYWdlbWVudF85LmpwZyIsInNsaWRlc2hvdyI6IjA3MDgxYWIifQ%3D%3D\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_9-768x512.jpg\" data-width=\"768\" data-height=\"512\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2b40011 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b40011\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-e6adac5\" data-id=\"e6adac5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-aef64cc elementor-widget elementor-widget-text-editor\" data-id=\"aef64cc\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Sur cette base, la situation d\u00e9crite dans l&rsquo;exemple est complexe mais compr\u00e9hensible. L&rsquo;humidit\u00e9 apparue dans le lit de semence s&rsquo;est probablement, en partie, accumul\u00e9e depuis le bas jusqu&rsquo;\u00e0 un niveau accessible au pied de la base compacte du lit de semence, en raison de la r\u00e9sistance \u00e0 la vapeur de celle-ci. En partie, la ros\u00e9e nocturne s&rsquo;est condens\u00e9e au sommet isolant de la base du lit de semence. En revanche, dans le sol non ferm\u00e9, l&rsquo;humidit\u00e9 a vraisemblablement quitt\u00e9 la surface plus froide et l&rsquo;air sans obstacle, en raison de la pression de vapeur plus faible.   <\/p><p>De m\u00eame, la parcelle en semis direct aurait \u00e9galement refroidi rapidement, le bilan positif en humidit\u00e9 de la ros\u00e9e n&rsquo;ayant pas compens\u00e9 les pertes, et aucun apport suppl\u00e9mentaire ne provenant des couches plus profondes.<\/p><p>L&rsquo;id\u00e9e int\u00e9ressante est que l&rsquo;autre extr\u00e9mit\u00e9 du spectre, <strong>un bon paillis<\/strong>, n&rsquo;appara\u00eet pas dans l&rsquo;histoire. Pourtant, son m\u00e9canisme d&rsquo;action est \u00e9tonnamment similaire et explique pourquoi il peut \u00eatre b\u00e9n\u00e9fique. Un paillis suffisamment \u00e9pais et couvrant est un bon isolant thermique, r\u00e9duisant ainsi les fluctuations de temp\u00e9rature \u00e0 la surface du sol. De plus, la r\u00e9sistance \u00e0 la diffusion de la vapeur des r\u00e9sidus v\u00e9g\u00e9taux est plus \u00e9lev\u00e9e que celle du sol, ce qui signifie qu&rsquo;il \u00ab\u00a0retenait\u00a0\u00bb l&rsquo;humidit\u00e9. La surface du sol \/ la base du paillis qui refroidit plus lentement, avec une humidit\u00e9 relative plus \u00e9lev\u00e9e, absorbe moins d&rsquo;humidit\u00e9 du sol, mais augmente celle au-dessus des graines sem\u00e9es. Cela semble prometteur, mais ce n&rsquo;est pas \u00e9vident, car une couche de paillis trop \u00e9paisse emp\u00eacherait les graines de germer, tandis qu&rsquo;une couche suffisamment fine pour permettre la germination ne serait pas assez \u00e9paisse.    <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Cet automne sec, nous avons re\u00e7u un retour int\u00e9ressant concernant le semis des c\u00e9r\u00e9ales d&rsquo;automne. Selon l&rsquo;histoire, apr\u00e8s le d\u00e9chaumage au disque sur la parcelle de semis, il n&rsquo;y a eu assez de temps pour effectuer la pr\u00e9paration du lit de semence que sur une partie du terrain, tandis que sur l&rsquo;autre moiti\u00e9, les graines [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":42768,"comment_status":"open","ping_status":"open","sticky":false,"template":"elementor_theme","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[311],"tags":[313,321,358,319],"class_list":["post-42346","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles-fr","tag-busa-rotor-fr","tag-fkm-fr-2","tag-no-till-fr","tag-preparateurs-de-lit-de-semences-rotatif"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gestion de l&#039;humidit\u00e9 - R\u00f4le et \u00e9volution de l&#039;humidit\u00e9 du sol dans des terrains cultiv\u00e9s de mani\u00e8re diff\u00e9rente - BUSA Bt.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.busabt.hu\/fr\/blog\/gestion-de-l-humidite-role-et-evolution-de-l-humidite-du-sol-dans-des-terrains-cultives-de-maniere-differente\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gestion de l&#039;humidit\u00e9 - R\u00f4le et \u00e9volution de l&#039;humidit\u00e9 du sol dans des terrains cultiv\u00e9s de mani\u00e8re diff\u00e9rente - BUSA Bt.\" \/>\n<meta property=\"og:description\" content=\"Cet automne sec, nous avons re\u00e7u un retour int\u00e9ressant concernant le semis des c\u00e9r\u00e9ales d&rsquo;automne. Selon l&rsquo;histoire, apr\u00e8s le d\u00e9chaumage au disque sur la parcelle de semis, il n&rsquo;y a eu assez de temps pour effectuer la pr\u00e9paration du lit de semence que sur une partie du terrain, tandis que sur l&rsquo;autre moiti\u00e9, les graines [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.busabt.hu\/fr\/blog\/gestion-de-l-humidite-role-et-evolution-de-l-humidite-du-sol-dans-des-terrains-cultives-de-maniere-differente\/\" \/>\n<meta property=\"og:site_name\" content=\"BUSA Bt.\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/busamezogazdasag\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-12-15T16:26:04+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-04-27T15:39:03+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.busabt.hu\/wp-content\/uploads\/busa_blog_moisture_management_0.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1770\" \/>\n\t<meta property=\"og:image:height\" content=\"659\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Szilvi\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Szilvi\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.busabt.hu\\\/fr\\\/blog\\\/gestion-de-l-humidite-role-et-evolution-de-l-humidite-du-sol-dans-des-terrains-cultives-de-maniere-differente\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.busabt.hu\\\/fr\\\/blog\\\/gestion-de-l-humidite-role-et-evolution-de-l-humidite-du-sol-dans-des-terrains-cultives-de-maniere-differente\\\/\"},\"author\":{\"name\":\"Szilvi\",\"@id\":\"https:\\\/\\\/www.busabt.hu\\\/#\\\/schema\\\/person\\\/d5c0ed5860e040ed889d7830dce34a4d\"},\"headline\":\"Gestion de l&rsquo;humidit\u00e9 &#8211; 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