{"id":2242,"date":"2016-10-25T11:16:56","date_gmt":"2016-10-25T09:16:56","guid":{"rendered":"http:\/\/agrosemens.com\/blog\/?p=2242"},"modified":"2016-10-04T13:50:20","modified_gmt":"2016-10-04T11:50:20","slug":"poireaux-bio-pratique-culturale","status":"publish","type":"post","link":"https:\/\/www.agrosemens.com\/blog\/poireaux-bio-pratique-culturale\/","title":{"rendered":"Poireaux bio, Pratique Culturale"},"content":{"rendered":"

 <\/p>\n

Poireaux bio, guide de culture<\/h1>\n

\"champ<\/p>\n

Semez en p\u00e9pini\u00e8re puis repiquez, et bornez votre plant (= tasser la terre autour du plant), en ayant pris soin auparavant de \u201dl\u2019habiller\u201d. “Habiller” signifie que vous devez raccourcir, d\u20191\/3 de leurs longueurs, les feuilles et les radicelles avant le repiquage.\u00a0Vous aurez arros\u00e9 votre p\u00e9pini\u00e8re la veille du repiquage afin de ne pas trop endommager les racines si fragiles. Tr\u00e8s sensible aux carences en bore.<\/p>\n

Du semis \u00e0 l\u2019obtention du plant il faut 12 \u00e0 14 semaines.<\/p>\n

\"Agrosemens,<\/p>\n

Pratique culturale<\/h1>\n

Rotation,\u00a0<\/strong>le poireau a tendance \u00e0\u00a0<\/strong>\u00e9puiser le sol. Il ne faut donc pas en replanter au m\u00eame endroit 2 ann\u00e9es de suite, il faut m\u00eame attendre 5 ans.<\/p>\n

Lev\u00e9e<\/strong> : 9-12 jours en sol \u00e0 22 \u00b0C (minimum de 10\u00b0C).<\/p>\n

Quantit\u00e9 de semences<\/strong> :<\/p>\n

– Semis avec repiquage : 0,3 Kg\/ha.<\/p>\n

– Semis direct : 0,4 Kg\/ha. PMG : 2-4 g.<\/p>\n

Nbre de graines\/g<\/strong> : 350-400.<\/p>\n

Densit\u00e9 de plantation<\/strong> : 10 x\u00a045 cm. (20-30 graines au m\u00e8tre lin\u00e9aire) 200000 plants\/ha.<\/p>\n

Dates de semis et de r\u00e9colte<\/strong> :<\/p>\n

\u2022 Culture de Printemps :<\/p>\n

Semis<\/strong> : de fin-janvier \u00e0 mars.<\/p>\n

R\u00e9colte<\/strong> : fin du Printemps.<\/p>\n

\u2022 Culture d\u2019\u00c9t\u00e9 :<\/p>\n

Semis<\/strong> : de f\u00e9vrier \u00e0 mars.<\/p>\n

R\u00e9colte<\/strong> : \u00e9t\u00e9.<\/p>\n

\u2022 Culture d\u2019Automne :<\/p>\n

Semis<\/strong> : de mars \u00e0 avril.<\/p>\n

R\u00e9colte<\/strong> : Automne.<\/p>\n

\u2022 Culture d\u2019Hiver :<\/p>\n

Semis<\/strong> : avril.<\/p>\n

R\u00e9colte<\/strong> : Hiver au d\u00e9but du Printemps.<\/p>\n

Rotation<\/strong> : 3 ans sans Allium.<\/p>\n

Exportation NPK<\/strong> : N : 200 U, P : 80 U, K : 250 U.<\/p>\n

Apport de 40 \u00e0 50 t\/ha de fumier de bovin d\u00e9compos\u00e9.<\/p>\n

Rendement<\/strong> : 25 \u00e0 40 t\/ha<\/p>\n

Maladies et ravageurs principaux<\/strong> : Teigne du poireau, mouche de l’oignon, thrips, mildiou, alternaria, rouille, pythium, fusariose, scl\u00e9rotinia\u2026<\/p>\n

\"Agrosemens,<\/p>\n

Bonnes associations<\/h1>\n
\n
\"ail<\/a>

Ail<\/p><\/div>\n

\"Carotte<\/a>

Carotte<\/p><\/div>\n

\"c\u00e9leri<\/a>

C\u00e9leri<\/p><\/div>\n

\"\u00e9pinard<\/a>

Epinard<\/p><\/div>\n

\"Laitue<\/a>

Laitue<\/p><\/div>\n

\"M\u00e2che<\/a>

M\u00e2che<\/p><\/div>\n

\"Oignon<\/a>

Oignon<\/p><\/div>\n

\"tomate<\/a>

Tomate<\/p><\/div>\n<\/div>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

\"Agrosemens,<\/p>\n

Mauvaises associations<\/h1>\n
\n
\"pois<\/a>

Pois<\/p><\/div>\n

\"haricot<\/a>

Haricot<\/p><\/div>\n

\"chou<\/a>

Chou<\/p><\/div>\n

\"blette<\/a>

Blette<\/p><\/div>\n

\"betterave<\/a>

Betterave<\/p><\/div>\n<\/div>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

\"Agrosemens,
\nToutes nos graines sont des semences 100% Bio.
\nQue suivant vos r\u00e9gions vous les appeliez grain, graine, semence ou semis, avec les graines de semences bio AGROSEMENS, semez la vie et la biodiversit\u00e9.
\nAinsi, vous ferez de vos champs des jardins de promesses et un jardin de vie.<\/p>\n","protected":false},"excerpt":{"rendered":"

  Poireaux bio, guide de culture Semez en p\u00e9pini\u00e8re puis repiquez, et bornez votre plant (= tasser la terre autour du plant), en ayant pris soin auparavant de \u201dl\u2019habiller\u201d. “Habiller” signifie que vous devez raccourcir, d\u20191\/3 de leurs longueurs, les feuilles et les radicelles avant le repiquage.\u00a0Vous aurez arros\u00e9 votre p\u00e9pini\u00e8re la veille du repiquage … <\/p>\n

Lire la suite<\/a><\/p>\n","protected":false},"author":1,"featured_media":2236,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[13,16],"tags":[43,34,58,8],"yoast_head":"\nPoireaux bio, Pratique Culturale<\/title>\n<meta name=\"description\" content=\"Guide de culture pour les poireaux bio. Toutes nos graines sont des semences 100% Bio.\" \/>\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.agrosemens.com\/blog\/poireaux-bio-pratique-culturale\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Poireaux bio, Pratique Culturale\" \/>\n<meta property=\"og:description\" content=\"Guide de culture pour les poireaux bio. 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