{"id":66125,"date":"2008-10-07T00:00:00","date_gmt":"2008-10-07T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efecto-de-la-concentracion-de-fosforo-en-un-cultivo-hidroponico-de-leucospermum-cordifolium-flame-spike\/"},"modified":"2008-10-07T00:00:00","modified_gmt":"2008-10-07T00:00:00","slug":"efecto-de-la-concentracion-de-fosforo-en-un-cultivo-hidroponico-de-leucospermum-cordifolium-flame-spike","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/nutricion-vegetal\/efecto-de-la-concentracion-de-fosforo-en-un-cultivo-hidroponico-de-leucospermum-cordifolium-flame-spike\/","title":{"rendered":"Efecto de la concentracion de fosforo en un cultivo hidroponico de leucospermum cordifolium \u00abflame spike\u00bb"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Miguel Virgilio Corbella Tena <\/strong><\/h2>\n<p>Se estudiaron los efectos que la concentraci\u00f3n de p en el medio radicular tiene sobre leucospermum cordifolium \u00abflame spike\u00bb. Para ello se cultivaron plantas de l. Cordifolium \u00abflame spike\u00bb en una instalaci\u00f3n hidrop\u00f3nica construida al efecto, en macetas, con sustrato inerte, con soluci\u00f3n nutritiva (sn) recirculante, y con riego por subirrigaci\u00f3n. Se realizaron dos ensayos de un a\u00f1o de duraci\u00f3n cada uno, y se aplicaron soluciones nutritivas con concentraciones crecientes de p.  se tomaron muestras (plantas) a los 6, 9 y 12 meses de la plantaci\u00f3n en el primer ensayo, y a los 2, 6 y 9 meses de la plantaci\u00f3n en el segundo ensayo, y se midieron diferentes par\u00e1metros. Las plantas se dividieron en ra\u00edz y parte a\u00e9rea, y esta, en tallo principal y ramas. Las ramas se agruparon por flujos de crecimiento y se separaron las hojas de los tallos. Finalmente, las distintas partes se analizaron por separado.  entre otras observaciones, se pudo comprobar que, concentraciones de p (en sn) superiores a 5 mg l-1 tuvieron un efecto t\u00f3xico para las plantas. Que el rendimiento por planta (producci\u00f3n de materia seca por unidad de p extra\u00eddo) fue muy superior en el tratamiento de 5 mg l-1 de p. Que concentraciones de p (en sn) iguales o superiores a 30 mg l-1 causaron la muerte de las plantas. Que las mayores extracciones de n, k, ca, mg, na y fe corresponden al tratamiento de 5 mg l-1 de p (en sn). Que, posiblemente, los \u00f3rganos m\u00e1s apropiados para el diagn\u00f3stico nutricional del p sean las hojas j\u00f3venes completamente desarrolladas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efecto de la concentracion de fosforo en un cultivo hidroponico de leucospermum cordifolium \u00abflame spike\u00bb<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efecto de la concentracion de fosforo en un cultivo hidroponico de leucospermum cordifolium \u00abflame spike\u00bb <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Miguel Virgilio Corbella Tena <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 La laguna<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 10\/07\/2008<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3>Direcci\u00f3n y tribunal<\/h3>\n<ul>\n<li><strong>Director de la tesis<\/strong>\n<ul>\n<li>Ciro Casanova Bento<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 manuel Hernandez moreno <\/li>\n<li>Carlos enrique Alvarez gonzalez (vocal)<\/li>\n<li>pedro Manuel Martin barroso (vocal)<\/li>\n<li>Mar\u00eda  mercedes Hernandez gonzalez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Miguel Virgilio Corbella Tena Se estudiaron los efectos que la concentraci\u00f3n de p en el medio radicular [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","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":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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