{"id":36802,"date":"1998-01-01T00:00:00","date_gmt":"1998-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/fitoplancton-en-el-mediterraneo-noroccidental\/"},"modified":"1998-01-01T00:00:00","modified_gmt":"1998-01-01T00:00:00","slug":"fitoplancton-en-el-mediterraneo-noroccidental","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/fitoplancton-en-el-mediterraneo-noroccidental\/","title":{"rendered":"Fitoplancton en el mediterraneo noroccidental."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Zoila Rosa Velasquez Forero <\/strong><\/h2>\n<p>Este trabajo es el resultado del estudio de las poblaciones de fitoplancton en el mediterr\u00e1neo noroccidental en relaci\u00f3n con los mecanismos hidrodin\u00e1micos responsables de la fertilizaci\u00f3n de la capa euf\u00f3tica enfatizando el per\u00edodo invernal. El estudio de las microalgas junto con otras determinaciones f\u00edsicas, qu\u00edmicas y biol\u00f3gicas se llev\u00f3 a cabo en cerca de un millar de muestras tomadas en un total de 172 estaciones en el \u00e1rea comprendida entre los paralelos 40 y 45 n y los meridianos 0 y 10 e abarcando desde zonas eutr\u00f3ficas costeras, incluidas las desembocaduras de los r\u00edos ebro y r\u00f3dano, hasta \u00e1reas oligotr\u00f3ficas del mar abierto. Las muestras provinieron de diversas campa\u00f1as oceanogr\u00e1ficas llevadas a cabo durante diez a\u00f1os en el mediterr\u00e1neo noroccidental en el cuadro de diversos proyectos, algunos de ellos financiados por la comisi\u00f3n europea.  para ello se cuantific\u00f3 la biomasa fitoplanct\u00f3nica mediante determinaci\u00f3n de los pigmentos fotosint\u00e9ticos y contajes celulares al tiempo que se hizo la identificaci\u00f3n taxon\u00f3mica de los organismos presentes.  las t\u00e9cnicas utilizadas fueron las habituales:  determinaci\u00f3n de pigmentos fotosint\u00e9ticos por el m\u00e9todo espectrofotom\u00e9trico y recuentos celulares por los m\u00e9todos de utermohl y de microscopia electr\u00f3nica de barrido (sem) cuando fue necesario el estudio de ciertas caracter\u00edsticas morfol\u00f3gicas m\u00e1s finas de algunas especies seleccionadas.  los resultados de este estudio generaron gran cantidad de datos que permiti\u00f3 la creaci\u00f3n de un banco de datos informatizado, utilizando paquetes de programaci\u00f3n de base de datos con el fin de relacionar con facilidad los datos procedentes de las observaciones biol\u00f3gicas con las relativas a los an\u00e1lisis f\u00edsicos y qu\u00edmicos.  paralelamente se almacenaron im\u00e1genes de v\u00eddeo, obtenidas directamente del microscopio, creando as\u00ed las bases de un sistema experto y abriendo una nueva l\u00ednea para la identificac<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Fitoplancton en el mediterraneo noroccidental.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Fitoplancton en el mediterraneo noroccidental. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Zoila Rosa Velasquez Forero <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Polit\u00e9cnica de catalunya<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1998<\/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 Cruzado  Alorda<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Josefina Castellvi Piulachs <\/li>\n<li> Gonzalez Del Rio Julio (vocal)<\/li>\n<li>Marta Estrada Miyares (vocal)<\/li>\n<li>Susana Agusti Requena (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Zoila Rosa Velasquez Forero Este trabajo es el resultado del estudio de las poblaciones de fitoplancton en [&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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