{"id":601,"date":"1994-01-01T00:00:00","date_gmt":"1994-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/1994\/01\/01\/estudios-alelopaticos-de-las-variedades-cultivadas-de-helianthuus-annuus-componentes-alelopaticos-de-la-variedad-vyp\/"},"modified":"1994-01-01T00:00:00","modified_gmt":"1994-01-01T00:00:00","slug":"estudios-alelopaticos-de-las-variedades-cultivadas-de-helianthuus-annuus-componentes-alelopaticos-de-la-variedad-vyp","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/estudios-alelopaticos-de-las-variedades-cultivadas-de-helianthuus-annuus-componentes-alelopaticos-de-la-variedad-vyp\/","title":{"rendered":"Estudios alelopaticos de las variedades cultivadas de helianthuus annuus. componentes alelopaticos de la variedad vyp"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Ascension Torres Martinez <\/strong><\/h2>\n<p>La presente memoria se centra en el estudio alelopatico de la variedad vyp de helianthus annuus comercializada por koipesol en el sur de espa\u00f1a. Con este fin se ha estudiado la actividad de 13 variedades de girasoles cultivados en andalucia, siguiendo la variedad vyp en base a niveles de bioactividad mostrados y al hecho de ser una de las variedades mas comercializadas. Este estudio ha consistido en:  1.-Evaluacion de potencial alelopatico de la variedad vyp. Para ello, se realizaron los bioensayos de los extractos acuosos obtenidos a partir de las hojas frescas de la planta en cuatro etapas diferentes de crecimiento sobre lactuca sativa lepidium sativum y hordeum vulgare.  2.- Separacion cromatografica del extracto en dcm del extracto acuoso de las hojas frescas, asi como, evaluacion del potencial alelopatico de las distintas fracciones obtenidas mediante el correspondiente bioensayo a nivel laboratorio, usando l. Sativa como especie-objeto.  3.- Se aislaron: 13 lactonas sesquiterpenicas, 9 heliannuodes, 5 flavonoides, 4 diterpenos, 2 triterpenos, 2 esteroides, 1 lignano y 1 eudesmano.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Estudios alelopaticos de las variedades cultivadas de helianthuus annuus. componentes alelopaticos de la variedad vyp<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Estudios alelopaticos de las variedades cultivadas de helianthuus annuus. componentes alelopaticos de la variedad vyp <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Ascension Torres Martinez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00e1diz<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1994<\/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>Francisco Antonio Mac\u00edas Dom\u00ednguez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Francisco Rodriguez Luis <\/li>\n<li>Jorge Triana Mendez (vocal)<\/li>\n<li>Julio Gonz\u00e1lez Urones (vocal)<\/li>\n<li> Ferreres De Arce Francisco (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Ascension Torres Martinez La presente memoria se centra en el estudio alelopatico de la variedad vyp de [&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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