{"id":18812,"date":"2002-04-09T00:00:00","date_gmt":"2002-04-09T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/desarrollo-y-caracterizacion-de-introgresiones-de-h-vulgare-en-tritordeo\/"},"modified":"2002-04-09T00:00:00","modified_gmt":"2002-04-09T00:00:00","slug":"desarrollo-y-caracterizacion-de-introgresiones-de-h-vulgare-en-tritordeo","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/desarrollo-y-caracterizacion-de-introgresiones-de-h-vulgare-en-tritordeo\/","title":{"rendered":"Desarrollo y caracterizaci\u00f3n de introgresiones de h.vulgare en trit\u00f3rdeo"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Pilar Prieto Aranda <\/strong><\/h2>\n<p>Con la aparici\u00f3n de la gen\u00e9tica en el siglo pasado, la mejora gen\u00e9tica vegetal se ha encaminado r\u00e1pidamente hacia la producci\u00f3n de mejores variedades de los principales cultivos bajo la presi\u00f3n de una sociedad que necesita mejores productos obtenidos de forma eficiente y en cantidades suficientes. el mejorador realiza un gran esfuerzo en aprovechar la variabilidad existente en el desarrollo de nuevas variedades o de variedades mejor adaptadas al entorno. Las herramientas del mejorador son fundamentalmente la hibridaci\u00f3n, en un sentido amplio como incorporaci\u00f3n de variaci\u00f3n, y la selecci\u00f3n.  este trabajo se engloba dentro del programa de mejora gen\u00e9tica del trit\u00f3rdeo, siendo el principal objetivo del proyecto el incremento de la variabilidad gen\u00e9tica del trit\u00f3rdeo mediante la introgresi\u00f3n gen\u00e9tica de hordeum vulgare gracias a cruzamientos de l\u00edneas de adici\u00f3n de h.Vulgare en trigo hexaploide variedad chinese spring (islam et al., 1981) y trit\u00f3rdeo hexaploide (l\u00ednea ht 263).  se han analizado mediante gish (del ingl\u00e9s \u00abgen\u00f3mic in situ hibridization\u00bb) cerca de 300 plantas. Gracias a la utilizaci\u00f3n simult\u00e1nea de sondas marcadas con digoxigenina y viotina ha sido posible detectar en trit\u00f3rdeo introgresiones de h.Vulgare y translocaciones entre los genomas componentes de estas lineas de introgresi\u00f3n, a la vez que permiti\u00f3 determinar el n\u00famero de cromosomas de h.Chilense y trigo en cada una de estas l\u00edneas de estudio. Se han encontrado l\u00edneas monos\u00f3micas y dis\u00f3micas de sustituci\u00f3n de h. Vulgare en trit\u00f3rdeo para los cromosomas 2hv, 3hv, 4hv y 5hv mientras que para el cromosoma 6hv se han obtenido l\u00edneas dis\u00f3micas de sustituci\u00f3n. No ha sido posible obtener ninguna l\u00ednea dis\u00f3micas de sustituci\u00f3n. No ha sido posible obtener ninguna l\u00ednea de trit\u00f3rdeo con uno o los dos cromosomas del par 7hv sustituidos. se encontraron tambi\u00e9n plantas con translocaciones intergen\u00f3micas simples, dobles o triples.  el mate<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Desarrollo y caracterizaci\u00f3n de introgresiones de h.vulgare en trit\u00f3rdeo<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Desarrollo y caracterizaci\u00f3n de introgresiones de h.vulgare en trit\u00f3rdeo <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Pilar Prieto Aranda <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00f3rdoba<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 04\/09\/2002<\/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>Antonio  Pedro Martin Mu\u00f1oz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jos\u00e9 ignacio Cubero salmeron <\/li>\n<li>Juan Orellana saavedra (vocal)<\/li>\n<li> Ballesteros ruiz Juan  joaqu\u00edn (vocal)<\/li>\n<li>concepcion Romero Martinez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Pilar Prieto Aranda Con la aparici\u00f3n de la gen\u00e9tica en el siglo pasado, la mejora gen\u00e9tica vegetal [&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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