{"id":81260,"date":"2018-03-10T00:05:06","date_gmt":"2018-03-10T00:05:06","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-y-modelizacion-de-la-adsorcion-y-transporte-de-tres-herbicidas-en-suelos\/"},"modified":"2018-03-10T00:05:06","modified_gmt":"2018-03-10T00:05:06","slug":"caracterizacion-y-modelizacion-de-la-adsorcion-y-transporte-de-tres-herbicidas-en-suelos","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-de-la-tierra-y-del-espacio\/caracterizacion-y-modelizacion-de-la-adsorcion-y-transporte-de-tres-herbicidas-en-suelos\/","title":{"rendered":"Caracterizaci\u00f3n y modelizaci\u00f3n de la adsorci\u00f3n y transporte de tres herbicidas en suelos"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Tomas Isla Ortega <\/strong><\/h2>\n<p>En esta tesis se analiza desde una doble vertiente el comportamiento de tres herbicidas en suelos de cultivo en condiciones controladas de laboratorio: la adsorci\u00f3n y el transporte.  los tres herbicidas elegidos son el closulfur\u00f3n(1-(2-clorofenilsulfonil)-3-(4-metoxi-6-metil-1,3,5-triazin-2-il)urea), el imazamtabenz(metil(+-)-6-(4-isopropil-4-metil-8-oxo-2-imidazolin-2-il)-m y -p toluato)y la terbutrina (n2-tert-butil-n4-etil-6-metiltio-1,3,5-triazina-2,4-diamina), pertenecientes a tres familias quimicas distintas. En cuanto a los suelos, se seleccionaron tres suelos de cultivo de la provincia de valladolid que presentan cierto grado de variaci\u00f3n en las propiedades que m\u00e1s afectan a la adsorci\u00f3n y al transporte de solutos(arcilla, materia org\u00e1nica, ph).  el primero de los aspectos citados consiste en el estudio de la adsorci\u00f3n de los herbicidas por los suelos. En primer lugar se realiza un estudio cin\u00e9tico que nos lleva a establecer el tiempo necesario para alcanzar el equilibrio. A continuaci\u00f3n, se lleva a cabo el estudio del equilibrio de adsorci\u00f3n propiamente dicho. Se realizan tambi\u00e9n experiencias de desorci\u00f3n para comprobar la presencia o ausencia del fen\u00f3meno de no singularidad del equilibrio de adsorci\u00f3n-desorci\u00f3n, conocido como hist\u00e9resis. La metodolog\u00eda seguida en esta parte consiste en la aplicaci\u00f3n de la tecnica denominada batch, ampliamente documentada en la bibliograf\u00eda para los estudios del equilibrio de adsorci\u00f3n de pesticidas en suelos, aunque no tanto en experiencias cin\u00e9ticas. La modelaci\u00f3n de los resultados del equilibrio de adsorci\u00f3n se estudia siguiendo tres de las isotermas m\u00e1s habitualmente utilizadas:lineal o de henry, de freundlich y de langmuir.  el segundo de los aspectos tratados en esta tesis es el transporte de los tres herbicidas a trav\u00e9s de columnas de los tres suelos en condiciones de saturaci\u00f3n de liquido. El equipo utilizado para la obtenci\u00f3n de curvas de ruptura es una modific<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizaci\u00f3n y modelizaci\u00f3n de la adsorci\u00f3n y transporte de tres herbicidas en suelos<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizaci\u00f3n y modelizaci\u00f3n de la adsorci\u00f3n y transporte de tres herbicidas en suelos <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Tomas Isla Ortega <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Valladolid<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 17\/11\/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>Angel Carton Lopez<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: gerardo Gonz\u00e1lez benito <\/li>\n<li>Rafael Mu\u00f1oz carpena (vocal)<\/li>\n<li>Mar\u00eda del carmen Hermos\u00edn gavi\u00f1o (vocal)<\/li>\n<li>arturo Romero salvador (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Tomas Isla Ortega En esta tesis se analiza desde una doble vertiente el comportamiento de tres herbicidas [&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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