{"id":30899,"date":"2018-03-09T09:24:43","date_gmt":"2018-03-09T09:24:43","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/relacion-entre-factores-bioqua%c2%admicos-y-estructurales-en-el-maa%c2%adz-y-la-resistencia-al-ataque-de-sesamia-nonagrioides\/"},"modified":"2018-03-09T09:24:43","modified_gmt":"2018-03-09T09:24:43","slug":"relacion-entre-factores-bioqua%c2%admicos-y-estructurales-en-el-maa%c2%adz-y-la-resistencia-al-ataque-de-sesamia-nonagrioides","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/vigo\/relacion-entre-factores-bioqua%c2%admicos-y-estructurales-en-el-maa%c2%adz-y-la-resistencia-al-ataque-de-sesamia-nonagrioides\/","title":{"rendered":"Relaci\u00f3n entre factores bioqu\u00edmicos y estructurales en el ma\u00edz y la resistencia al ataque de sesamia nonagrioides"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Rogelio Santiago Carabelos <\/strong><\/h2>\n<p>S.Nonagrioides es una de las plagas m\u00e1s importantes en el cultivo de ma\u00edz en el noroeste de espa\u00f1a. Desde el a\u00f1o 1984, en la misi\u00f3n biol\u00f3gica de galicia (csic) (pontevedra, espa\u00f1a), se han venido desarrollando diferentes estudios de esta plaga que actualmente se centran, entre otros, en la determinaci\u00f3n de las posibles causas de defensa. Los objetivos del proyecto se centraron en el estudio de las posibles causas de la resistencia mostrada por diferentes genotipos ante el ataque s.Nonagrioides. Dicha evaluaci\u00f3n se estableci\u00f3 desde dos puntos de vista:  1,- desde una perpsectiva mec\u00e1nica, centrada en caracteres estructurales o morfol\u00f3gicos que dificulten el ataque, se evalu\u00f3: &#8211; en la zona de entrada: resistencia a la penetraci\u00f3n de la corteza en nudo y entrenudo (con la ayuda de un penetr\u00f3metro manual), grosor de la corteza en nudo y entrenudo (con la ayuda de un calibre digital) y anchura de la regi\u00f3n meristem\u00e1tica basal. &#8211; En la m\u00e9dula: resistencia a la penetraci\u00f3n de la m\u00e9dula en nudo y entrenudo (con la ayuda de un penetr\u00f3mentro manual) y grosor de paredes celulares (por microscop\u00eda electr\u00f3nica).  2,- desde una perspectiva bioqu\u00edmica, centrada en la alimentaci\u00f3n, se analizaron diversos compuestos qu\u00edmicos relacionados con la resistencia en la m\u00e9dula de ma\u00edz. En este sentido se evaluaron: -compuestos fen\u00f3licos libres de bajo peso molecular (por cromatograf\u00eda l\u00edquida de alta eficacia). -Contenido de fibras [fnd (fibra neutro detergente), fad (fibra \u00e1cido detergente), fnd-fad = hemecelulosa, y fb (fibra brutal)].  de manera general la relaci\u00f3n entre los grupos de resistencia-susceptibilidad y la composici\u00f3n fen\u00f3lica s\u00f3lo est\u00e1 clara para un n\u00famero limitado de \u00e1cidos, y para ciertas l\u00edneas. El \u00e1cido p-cum\u00e1rico fue el \u00fanico compuesto que mostr\u00f3 altas concentraciones en l\u00edneas resistentes.  en este cso el papel estructural de este compuesto en su forma ligada a paredes celulares es conocido, pud<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Relaci\u00f3n entre factores bioqu\u00edmicos y estructurales en el ma\u00edz y la resistencia al ataque de sesamia nonagrioides<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Relaci\u00f3n entre factores bioqu\u00edmicos y estructurales en el ma\u00edz y la resistencia al ataque de sesamia nonagrioides <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Rogelio Santiago Carabelos <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Vigo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 18\/06\/2004<\/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> Souto Otero Jos\u00e9 Carlos<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: pedro Casta\u00f1era dominguez <\/li>\n<li> Butr\u00f3n g\u00f3mez Ana Mar\u00eda (vocal)<\/li>\n<li>francois Pellisier (vocal)<\/li>\n<li>Mar\u00eda  eugenia Lopez de silanes  vazquez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rogelio Santiago Carabelos S.Nonagrioides es una de las plagas m\u00e1s importantes en el cultivo de ma\u00edz en [&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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