{"id":27719,"date":"2018-03-09T09:20:07","date_gmt":"2018-03-09T09:20:07","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/revision-taxonomica-del-genero-didymodon-hedw-pottiaceae-musci-en-la-cuencia-mediterranea-macaronesia-sudoeste-y-centro-asiatico\/"},"modified":"2018-03-09T09:20:07","modified_gmt":"2018-03-09T09:20:07","slug":"revision-taxonomica-del-genero-didymodon-hedw-pottiaceae-musci-en-la-cuencia-mediterranea-macaronesia-sudoeste-y-centro-asiatico","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/murcia\/revision-taxonomica-del-genero-didymodon-hedw-pottiaceae-musci-en-la-cuencia-mediterranea-macaronesia-sudoeste-y-centro-asiatico\/","title":{"rendered":"Revisi\u00f3n taxon\u00f3mica del g\u00e9nero didymodon hedw. (pottiaceae, musci) en la cuencia mediterr\u00e1nea, macaronesia, sudoeste y centro asi\u00e1tico"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Juan  Antonio Jim\u00e9nez Fern\u00e1ndez <\/strong><\/h2>\n<p>El g\u00e9nero didymodon hedw., Pertenece a la familia porttiaceae (bryopsida) e incluye aproximadamente 122 especies distribuidas por todo el mundo (zander 1993). La complejidad de este g\u00e9nero reside fundamentalmente en dos aspectos, primero el elevado grado de polimorfismo que muestra la gran mayor\u00eda de sus integrantes y segundo, el que muchos autores lo consideran congen\u00e9rico con barbula hedw. La separaci\u00f3n de las especies del g\u00e9nero didymodon se basa principalmente en los caracteres del gamet\u00f3fito, debido a la infrecuencia con que presentan espor\u00f3fitos. Como consecuencia de ello, existen pocos caracteres taxomn\u00f3micos que permitan diferenciar las distintas especies entre s\u00ed, y por ello, se ha considerado un g\u00e9nero complejo desde el punto de vista taxon\u00f3mico. En este trabajo se propone realizar la revisi\u00f3n taxon\u00f3mica del g\u00e9nero didymodon con la intenci\u00f3n de proporcionar un mayor conocimiento de las especies a nivel mofol\u00f3gico, que permita atenuar la dificultad de la identificaci\u00f3n de este g\u00e9nero en la zona estudiada. Los trabajos realizados acerca de este g\u00e9nero son escasos, ya que solamente ha sido estudiado en am\u00e9rica del norte (zander 1981, 1994, 1998) y centro y norte de europa (d\u00ed\u00bcll 1984, d\u00ed\u00bcll hermanns &amp; d\u00ed\u00bcll 1985 y kucera 2000,2002). Para la realizaci\u00f3n de este trabajo se han estudiado 3700 espec\u00edmenes en una soluci\u00f3n de koh al 2%. Se ha abordado el estudio de los caracteres taxon\u00f3micos, morfol\u00f3gicos y anat\u00f3micos tradicionales, discutiendo su variabilidad y su valor diagn\u00f3stico. adem\u00e1s, se han analizado otros caracteres no utilizados habitualmente y se ha evaluado su utilidad para la diferenciaci\u00f3n de los distintos taxones. se ha realizado el estudio de los filidios y de los per\u00edstomas al mo y meb. Se proporcionan descripciones actualizadas, ilustraciones y mapas de distribuci\u00f3n de cada una de las especies tratadas. Se aportan claves para la identificaci\u00f3n de los taxones de didymodon presentes en el<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Revisi\u00f3n taxon\u00f3mica del g\u00e9nero didymodon hedw. (pottiaceae, musci) en la cuencia mediterr\u00e1nea, macaronesia, sudoeste y centro asi\u00e1tico<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Revisi\u00f3n taxon\u00f3mica del g\u00e9nero didymodon hedw. (pottiaceae, musci) en la cuencia mediterr\u00e1nea, macaronesia, sudoeste y centro asi\u00e1tico <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Juan  Antonio Jim\u00e9nez Fern\u00e1ndez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Murcia<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 16\/12\/2003<\/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>Rosa Mar\u00eda Ros Espin<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: alicia Ederra indurain <\/li>\n<li>Francisco Lara Garc\u00eda (vocal)<\/li>\n<li>Jes\u00fas Mu\u00f1oz fuente (vocal)<\/li>\n<li>pedro S\u00e1nchez g\u00f3mez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Juan Antonio Jim\u00e9nez Fern\u00e1ndez El g\u00e9nero didymodon hedw., Pertenece a la familia porttiaceae (bryopsida) e incluye aproximadamente [&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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