{"id":88489,"date":"2018-03-10T00:13:29","date_gmt":"2018-03-10T00:13:29","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/reproduccion-y-desarrollo-larvario-en-una-poblacion-anadroma-de-lamprea-marinapetromyzon-marinus-l\/"},"modified":"2018-03-10T00:13:29","modified_gmt":"2018-03-10T00:13:29","slug":"reproduccion-y-desarrollo-larvario-en-una-poblacion-anadroma-de-lamprea-marinapetromyzon-marinus-l","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-vida\/reproduccion-y-desarrollo-larvario-en-una-poblacion-anadroma-de-lamprea-marinapetromyzon-marinus-l\/","title":{"rendered":"Reproducci\u00f3n y desarrollo larvario en una poblaci\u00f3n anadroma de lamprea marina(petromyzon marinus l.)"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Rolando Rodriguez Mu\u00f1oz <\/strong><\/h2>\n<p>La reproducci\u00f3n constituye una de las etapas m\u00e1s cr\u00edticas en el cilo de vida de cualquier especie, esencialmente durante el desarrollo embrionario. en la presente tesis se abordan diversos aspectos relacionados con la biolog\u00eda reproductora de la lamprea marina. En las hembras la inversi\u00f3n gonadal est\u00e1 dirigida a la producci\u00f3n de un gran n\u00famero de huevos de peque\u00f1o tama\u00f1o. no se detect\u00f3 relaci\u00f3n entre fecundidad de la hembra y su tama\u00f1o, aunque s\u00ed entre \u00e9ste y el tama\u00f1o del huevo. La reproducci\u00f3n parece ajustarse a la \u00e9poca del a\u00f1o en que las condiciones ambientales son m\u00e1s favorables para el desarrollo de embriones y larvas. El rango de tolerancia t\u00e9rmica de los embriones es bastante reducido, observ\u00e1ndose un efecto a largo plazo cuando la temperatura de incubaci\u00f3n se encuentra pr\u00f3xima a los l\u00edmites de dicho rango. Entre los factores ambientales que condicionan el crecimiento de las larvas, la temperatura y la densidad de las larvas parecen tener un gran importancia. Aunque no se detecto ninguna respuesta a la simulaci\u00f3n de presencia de depredadores, no puede descartarse que este factor tenga alg\u00fan valor sobre el crecimiento larvario. Para un amplio rango de valores, la concentraci\u00f3n del alimento mostr\u00f3 una relaci\u00f3n directa con el crecimiento, sugiriendo que en condiciones natrurales el alimento seguramente no llegue nunca encontrarse en exceso. Durante la maduraci\u00f3n sexual se produce un fuerte dimorfismo sexual, probablemente atribuible a los diferentes papeles que cada sexo cumple durante la reproducci\u00f3n<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Reproducci\u00f3n y desarrollo larvario en una poblaci\u00f3n anadroma de lamprea marina(petromyzon marinus l.)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Reproducci\u00f3n y desarrollo larvario en una poblaci\u00f3n anadroma de lamprea marina(petromyzon marinus l.) <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Rolando Rodriguez Mu\u00f1oz <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Oviedo<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 19\/01\/2001<\/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>Florentino Bra\u00f1a Vigil<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: ignacio Doadrio villarejo <\/li>\n<li>benigno Elvira payan (vocal)<\/li>\n<li>Miguel Tejedo madue\u00f1o (vocal)<\/li>\n<li>Jos\u00e9 Luis Acu\u00f1a fern\u00e1ndez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Rolando Rodriguez Mu\u00f1oz La reproducci\u00f3n constituye una de las etapas m\u00e1s cr\u00edticas en el cilo de vida [&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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