{"id":87931,"date":"2018-03-10T00:12:50","date_gmt":"2018-03-10T00:12:50","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/polinizacion-y-estrategias-reproductoras-en-silene-acutifolia-link-ex-rohrb\/"},"modified":"2018-03-10T00:12:50","modified_gmt":"2018-03-10T00:12:50","slug":"polinizacion-y-estrategias-reproductoras-en-silene-acutifolia-link-ex-rohrb","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/polinizacion-y-estrategias-reproductoras-en-silene-acutifolia-link-ex-rohrb\/","title":{"rendered":"Polinizaci\u00f3n y estrategias reproductoras en silene acutifolia link ex rohrb."},"content":{"rendered":"<h2>Tesis doctoral de <strong> M. Luisa Buide Del Real <\/strong><\/h2>\n<p>Esta tesis se centra en el estudio de la biolog\u00eda de la reproducci\u00f3n de silene acutifolia, un planta end\u00e9mica del noroeste de espa\u00f1a y norte y centro de portugal. La tesis conta de varios cap\u00edtulos centrados primeramente en la descripci\u00f3n de la planta y de las poblaciones estudiadas, y una serie de cap\u00edtulos que abarcan aspectos funcionales, concretamente las interacciones con los polinizadores, los sistemas de reproducci\u00f3n sexual, la fenolog\u00eda de la floraci\u00f3n, las caracter\u00edsticas de las inflorescencias y las variaciones en la producci\u00f3n de frutos y semillas, y por \u00faltimo las caracter\u00edsticas de las semillas.  se encontr\u00f3 que esta especie tiene un sistema de polinizaci\u00f3n generalista y que las principales especies ponizadoras var\u00edan entre a\u00f1os. Los polinizadores visitan m\u00e1s frecuentemente aquellas plantas con un n\u00famero mayor de flores abiertas y realizan menos visitas cuando las plantas se encuentran situadas a la sombra. Se encontr\u00f3 un efecto del mayor n\u00famero de visitas sobre la producci\u00f3n total de semillas por planta.  silene acutifolia presenta una separaci\u00f3n temporal entre la fase masculina inicial y la fase femenina posterior, aunque la separaci\u00f3n no escompleta,si el polen no es retirado por los polinizadores la planta puede llegar a autofecundarse. Sin embargo, necesita de la intervenci\u00f3n de los polinizadores para lograr unos niveles \u00f3ptimos de producci\u00f3n de semillas.  la especie mostr\u00f3 una reducci\u00f3n del n\u00famero medio de \u00f3vulos\/flor, de los niveles de fructificaci\u00f3n, del promedio de semillas\/fruto y del porcentaje de semillas en relaci\u00f3n a \u00f3vulos desde las primera flores en formarse en el dicasio hasta las m\u00e1s tard\u00edas.  se encontraron diferencias entre poblaciones, especialmente entre las poblaciones de mayor tama\u00f1o y aquellas de tama\u00f1o reducido y que se encuentran aisladas.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Polinizaci\u00f3n y estrategias reproductoras en silene acutifolia link ex rohrb.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Polinizaci\u00f3n y estrategias reproductoras en silene acutifolia link ex rohrb. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 M. Luisa Buide Del Real <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Santiago de compostela<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 15\/12\/2000<\/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>Javier Guiti\u00e1n Rivera<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Jes\u00fas Izco sevillano <\/li>\n<li>Jos\u00e9 ram\u00f3n Obeso su\u00e1rez (vocal)<\/li>\n<li>anna Traveset vilagin\u00e9s (vocal)<\/li>\n<li>adolfo Cordero rivera (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de M. Luisa Buide Del Real Esta tesis se centra en el estudio de la biolog\u00eda de la [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[972,35,620,977],"tags":[52968,19877,172057,20866,54894,183764],"class_list":["post-87931","post","type-post","status-publish","format-standard","hentry","category-botanica","category-ciencias-de-la-vida","category-ecologia-vegetal","category-santiago-de-compostela","tag-adolfo-cordero-rivera","tag-anna-traveset-vilagines","tag-javier-guitian-rivera","tag-jesus-izco-sevillano","tag-jose-ramon-obeso-suarez","tag-m-luisa-buide-del-real"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/87931","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=87931"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/87931\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=87931"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=87931"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=87931"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}