{"id":41478,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/dinamica-del-nitrogeno-en-los-arrozales-de-valencia-fijacion-de-n2-desnitrificacion-y-utilizacion-del-n-por-la-planta-de-arroz\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"dinamica-del-nitrogeno-en-los-arrozales-de-valencia-fijacion-de-n2-desnitrificacion-y-utilizacion-del-n-por-la-planta-de-arroz","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/dinamica-del-nitrogeno-en-los-arrozales-de-valencia-fijacion-de-n2-desnitrificacion-y-utilizacion-del-n-por-la-planta-de-arroz\/","title":{"rendered":"Dinamica del nitrogeno en los arrozales de Valencia: fijacion de n2, desnitrificacion y utilizacion del n por la planta de arroz."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Almudena Ucha Dominguez <\/strong><\/h2>\n<p>La b\u00fasqueda de mejores cosechas ha provocado un aumento en las dosis de fertilizaci\u00f3n nitrogenada aplicadas en los arrozales Valencianos.  con el presente trabajo se ha pretendido ayudar a optimizar las dosis de n aplicadas al campo, reduciendo los problemas ambientales y aprovechando la fertilidad natural del suelo, derivada de la presencia de cianobacterias fijadoras de n.  dosis de fertilizaci\u00f3n de 140 kgn\/ha, pueden inhibir de forma significativa, la fijaci\u00f3n de n2, con respecto a un suelo no ferlizado.  la desnitrificaci\u00f3n es un proceso de p\u00e9rdida de n, poco importante, ya que no supera el 1% del n aplicado.  al final del ciclo de cultivo, la cantidad de n recuperado en el sistema suelo-planta, no supera el 50% del n aplicado.  la planta de arroz puede incorporar el n procedente de las cianobacterias con la misma eficiencia que el procedente del sulfato am\u00f3nico, indicando que la biomasa cianobacteriana es f\u00e1cilmente mineralizable.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Dinamica del nitrogeno en los arrozales de Valencia: fijacion de n2, desnitrificacion y utilizacion del n por la planta de arroz.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Dinamica del nitrogeno en los arrozales de Valencia: fijacion de n2, desnitrificacion y utilizacion del n por la planta de arroz. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Almudena Ucha Dominguez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de Madrid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/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>Eduardo Fernandez Valiente<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal:  Aparicio tejo pedro m. <\/li>\n<li>ramon Carreres ortells (vocal)<\/li>\n<li>agustin Garate ormaechea (vocal)<\/li>\n<li>eduardo Vicente pedr\u00f3s (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Almudena Ucha Dominguez La b\u00fasqueda de mejores cosechas ha provocado un aumento en las dosis de fertilizaci\u00f3n [&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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