{"id":37273,"date":"2026-07-19T10:36:41","date_gmt":"2026-07-19T08:36:41","guid":{"rendered":"https:\/\/new.grena.com\/colture\/uncategorized\/chataignier\/"},"modified":"2026-07-19T11:36:17","modified_gmt":"2026-07-19T09:36:17","slug":"chataignier","status":"publish","type":"etheme_portfolio","link":"https:\/\/new.grena.com\/fr\/colture\/fruit\/chataignier\/","title":{"rendered":"Ch\u00e2taignier"},"content":{"rendered":"<p><strong>ACTION BIOSTIMULANTE<\/strong><br \/>\n<strong>Autoris\u00e9 en Agriculture Biologique<\/strong><\/p>\n<p>Grena Ultra micro est particuli\u00e8rement adapt\u00e9 aux ch\u00e2taigniers car il contient\u00a0: 45\u00a0% de mati\u00e8re organique avec des acides amin\u00e9s l\u00e9vogyres et libres, biostimulants naturels, qui favorisent la prolif\u00e9ration racinaire des plantes, assurant une meilleure absorption des macro- et micro-\u00e9l\u00e9ments min\u00e9ralis\u00e9s dans le sol\u00a0; 13\u00a0% d&rsquo;acides humiques et fulviques qui permettent la formation de compos\u00e9s humiques\u00a0; 0,33\u00a0% de silicium SiO2, qui apporte une plus grande \u00e9paisseur \u00e0 la peau et une meilleure r\u00e9sistance aux insectes.<\/p>\n<p>Les doses conseill\u00e9es sont de 500 kg\/ha, \u00e0 r\u00e9partir sur les rangs de la fin de l&rsquo;automne jusqu&rsquo;au printemps, ou \u00e0 raison de 1,5 kg par arbre, distribu\u00e9 \u00e0 la vol\u00e9e selon le houppier de l&rsquo;arbre\u00a0; il est recommand\u00e9 de ne pas accumuler le produit autour du tronc, car les racines partent du tronc vers l&rsquo;ext\u00e9rieur.<\/p>\n<p style=\"font-size: 16px; color: #000000; font-family: Poppins, sans-serif;\">Pour une fertilisation plus \u00e9quilibr\u00e9e, l&rsquo;organo-min\u00e9ral Grena Life 4.6.10 +2MgO est recommand\u00e9\u00a0: il associe les qualit\u00e9s de la mati\u00e8re organique Grena \u00e0 un apport de macro-\u00e9l\u00e9ments min\u00e9raux de qualit\u00e9 comme le Phosphore et le Potassium, et de m\u00e9so-\u00e9l\u00e9ments comme le magn\u00e9sium.<!-- .content-product --><!-- .row --><\/p>\n","protected":false},"excerpt":{"rendered":"<p>ACTION BIOSTIMULANTE Autoris\u00e9 en Agriculture Biologique Grena Ultra micro est particuli\u00e8rement adapt\u00e9 aux ch\u00e2taigniers car il contient\u00a0: 45\u00a0% de mati\u00e8re organique avec des acides amin\u00e9s&#8230;<\/p>\n","protected":false},"author":1,"featured_media":8008,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_last_translation_edit_mode":["translation-editor"],"_elementor_template_type":["wp-post"],"_elementor_version":["3.16.5"],"_wpml_media_duplicate":["1","1"],"_wpml_media_featured":["1","1"],"_top_nav_excluded":[""],"_cms_nav_minihome":[""],"_wp_page_template":["default"],"_elementor_page_settings":["a:3:{s:14:\"ha_grid_number\";s:0:\"\";s:14:\"ha_grid_zindex\";s:4:\"1000\";s:18:\"etheme_grid_zindex\";s:4:\"1000\";}"],"_elementor_data":["[{\"id\":\"1dabea1\",\"elType\":\"section\",\"settings\":{\"layout\":\"full_width\",\"structure\":\"22\"},\"elements\":[{\"id\":\"9bd1a0c\",\"elType\":\"column\",\"settings\":{\"_column_size\":66,\"_inline_size\":62.943},\"elements\":[{\"id\":\"f6ebd66\",\"elType\":\"widget\",\"settings\":{\"editor\":\"<p style=\\\"font-size: 16px; color: #000000; font-family: Poppins, sans-serif;\\\"><span style=\\\"font-weight: bold;\\\">AZIONE BIOSTIMOLANTE<\\\/span><br \\\/><span style=\\\"font-weight: bold;\\\">Consentito in Agricoltura Biologica<\\\/span><\\\/p><p style=\\\"font-size: 16px; color: #000000; font-family: Poppins, sans-serif;\\\">Grena Ultra micro \\u00e8 particolarmente adatto ai castagni perch\\u00e9 contiene: il 45% di sostanza organica con amminoacidi levogiri e liberi, biostimolanti naturali, che favoriscono la proliferazione radicale delle piante, assicurando un maggiore assorbimento dei macro e micro-elementi mineralizzati nel suolo; il 13% acidi umici e fulvici che permettono la formazione di composti umici; il 0.33% di silicio SiO2 il quale apporta maggiore spessore alla buccia e resistenza agli insetti.<\\\/p><p style=\\\"font-size: 16px; color: #000000; font-family: Poppins, sans-serif;\\\">Le dosi consigliate sono 500kg\\\/ha da distribuire sui filari in tardo autunno fino alla primavera, oppure alla dose di 1,5 kg per pianta, distribuito a spaglio in base alla chioma della pianta, si raccomanda di non accumulare intorno al fusto, dato che le radici si dipartono dal fusto verso l\\u2019esterno.<\\\/p><p style=\\\"font-size: 16px; 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