{"id":67945,"date":"2008-12-11T00:00:00","date_gmt":"2008-12-11T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/limitaciones-de-la-regeneracion-en-poblaciones-marginales-de-taxus-boccata-y-betula-alba-en-ambientes-mediterraneos\/"},"modified":"2008-12-11T00:00:00","modified_gmt":"2008-12-11T00:00:00","slug":"limitaciones-de-la-regeneracion-en-poblaciones-marginales-de-taxus-boccata-y-betula-alba-en-ambientes-mediterraneos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/extremadura\/limitaciones-de-la-regeneracion-en-poblaciones-marginales-de-taxus-boccata-y-betula-alba-en-ambientes-mediterraneos\/","title":{"rendered":"Limitaciones de la regeneraci\u00f3n en poblaciones marginales de taxus boccata y betula alba en ambientes mediterr\u00e1neos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Rub\u00e9n Sanz Redondo <\/strong><\/h2>\n<p>Resumen: se analiz\u00f3 el efecto de la marginalidad geogr\u00e1fica sobre poblaciones de especies arb\u00f3reas situadas en el margen sur de su \u00e1rea de distribuci\u00f3n, utilizando diferentes aproximaciones metodol\u00f3gicas y anal\u00edticas se constataron diferentes limitaciones en la regeneraci\u00f3n de ambas especies, debida tanto a factores bi\u00f3ticos como abi\u00f3ticos. las poblaciones estudiadas presentaron una acusada especificidad de h\u00e1bitat, escaso n\u00famero de individuos y bajas tasas de regeneraci\u00f3n. La disponibilidad h\u00eddrica especialmente durante la \u00e9poca estival, condiciona l reclutamiento a diferentes escalas espaciales as\u00ed como la viabilidad de las semillas y la escasez de micrositios seguros para el reclutamiento se observaron una alta variabilidad espacio-temporal en la fecundidad y elevadas tasas de depredaci\u00f3n de semillas en taxus baccata y la ausencia de un efecto facilitador del matorral para ambas especies en h\u00e1bitats refugio<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Limitaciones de la regeneraci\u00f3n en poblaciones marginales de taxus boccata y betula alba en ambientes mediterr\u00e1neos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Limitaciones de la regeneraci\u00f3n en poblaciones marginales de taxus boccata y betula alba en ambientes mediterr\u00e1neos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Rub\u00e9n Sanz Redondo <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Extremadura<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 12\/11\/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>Fernando Javier Pulido Diaz<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Juan Arroyo marin <\/li>\n<li>gerardo Moreno marcos (vocal)<\/li>\n<li>tom\u00e1s Rodr\u00edguez ria\u00f1o (vocal)<\/li>\n<li>guillermo Gonz\u00e1lez bornay (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rub\u00e9n Sanz Redondo Resumen: se analiz\u00f3 el efecto de la marginalidad geogr\u00e1fica sobre poblaciones de especies arb\u00f3reas [&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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