{"id":5396,"date":"2025-06-19T10:20:33","date_gmt":"2025-06-19T10:20:33","guid":{"rendered":"https:\/\/tectumgarden.com\/?p=5396"},"modified":"2025-08-27T07:36:33","modified_gmt":"2025-08-27T07:36:33","slug":"bioestimulantes","status":"publish","type":"post","link":"https:\/\/tectumgarden.com\/ca\/bioestimulantes\/","title":{"rendered":"Bioestimulants: la clau per a una hidroponia sostenible"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"5396\" class=\"elementor elementor-5396\">\n\t\t\t\t<div class=\"elementor-element elementor-element-74d699c9 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-parent\" data-id=\"74d699c9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4f67680d elementor-widget elementor-widget-text-editor\" data-id=\"4f67680d\" data-element_type=\"widget\" data-e-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 class=\"translation-block\">El cultiu sense s\u00f2l est\u00e0 guanyant cada cop m\u00e9s popularitat als pa\u00efsos del Mediterrani, per\u00f2 un dels principals problemes que afronta l\u2019horticultura en moltes regions d\u2019aquesta zona \u00e9s la <b>baixa precipitaci\u00f3<\/b>, cosa que limita la disponibilitat d\u2019aigua per al reg.<\/p><p class=\"translation-block\">La desc\u00e0rrega de la fertirrigaci\u00f3 agreuja les condicions d\u2019escassetat h\u00eddrica existents, ja que en els sistemes hidrop\u00f2nics oberts, el drenatge de la soluci\u00f3 nutritiva supera habitualment el 30\u202f% del total aplicat. Una correcta <b>gesti\u00f3 de la soluci\u00f3 nutritiva<\/b> \u00e9s fonamental per evitar el malbaratament d\u2019aigua.<\/p><p class=\"translation-block\">S\u2019ha informat que la concentraci\u00f3 de les solucions nutritives actualment utilitzades es pot <b>reduir fins a un 50\u202f%<\/b> sense efectes negatius sobre la biomassa ni sobre la qualitat dels cultius hort\u00edcoles i florals.<\/p><p class=\"translation-block\">Una manera de reduir l\u2019\u00fas de nutrients sense comprometre la productivitat dels cultius en la producci\u00f3 hidrop\u00f2nica consisteix a millorar la <b>absorci\u00f3 de nutrients<\/b> per part de les plantes mitjan\u00e7ant l\u2019\u00fas de <b>bioestimulants<\/b>.<\/p><p class=\"translation-block\">Els bioestimulants tamb\u00e9 poden reduir el consum de fertilitzants, afavorint una <b>absorci\u00f3 m\u00e9s eficient<\/b> dels nutrients.<\/p><p class=\"translation-block\">La definici\u00f3 m\u00e9s acceptada de bioestimulant vegetal \u00e9s:<br><b>\u201cQualsevol subst\u00e0ncia o microorganisme aplicat a les plantes amb l\u2019objectiu de millorar l\u2019efici\u00e8ncia nutricional, la toler\u00e0ncia a l\u2019estr\u00e8s abi\u00f2tic i\/o les caracter\u00edstiques qualitatives dels cultius, independentment del contingut de nutrients.\u201d<\/b><\/p><p>Les principals categories de bioestimulants inclouen:<\/p><ul><li>subst\u00e0ncies h\u00famiques<\/li><li>materials que contenen prote\u00efnes i hidrolitzats de prote\u00efnes<\/li><li class=\"translation-block\">extractes d\u2019algues (com Ascophyllum nodosum)<\/li><li>fongs i bacteris beneficiosos<\/li><\/ul><p class=\"translation-block\">Els bioestimulants poden utilitzar-se en <b>totes les etapes de la producci\u00f3 agr\u00edcola<\/b>, inclosos els tractaments de llavors, aplicacions foliars durant el creixement i en productes ja collits.<\/p><p class=\"translation-block\">Diversos bioestimulants han demostrat la seva capacitat per <b>estimular el creixement de les plantes<\/b>, augmentant el metabolisme vegetal, estimulant la germinaci\u00f3, millorant la fotos\u00edntesi i optimitzant l\u2019absorci\u00f3 de nutrients del s\u00f2l o del medi de cultiu.<\/p><p class=\"translation-block\">Tamb\u00e9 poden <b>mitigar els efectes negatius de l\u2019estr\u00e8s abi\u00f2tic<\/b>, com la sequera, la calor, la salinitat, el fred i l\u2019estr\u00e8s oxidatiu.<\/p><p class=\"translation-block\">L\u2019\u00fas de bioestimulants representa una estrat\u00e8gia <b>sostenible i prometedora<\/b> per optimitzar la productivitat dels cultius, especialment en sistemes hidrop\u00f2nics. La seva integraci\u00f3 en la gesti\u00f3 agron\u00f2mica \u00e9s una <b>clau per a una agricultura m\u00e9s eficient, resilient i respectuosa amb el medi ambient<\/b>.<\/p><p><!-- \/wp:paragraph --><\/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\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0073874 e-grid e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-column-slider-no wpr-equal-height-no e-con e-parent\" data-id=\"0073874\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p class=\"translation-block\">El cultiu sense s\u00f2l est\u00e0 guanyant cada cop m\u00e9s popularitat als pa\u00efsos del Mediterrani, per\u00f2 un dels principals problemes que afronta l\u2019horticultura en moltes regions d\u2019aquesta zona \u00e9s la <b>baixa precipitaci\u00f3<\/b>, cosa que limita la disponibilitat d\u2019aigua per al reg.<\/p>","protected":false},"author":3,"featured_media":5402,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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