{"id":38097,"date":"2018-03-09T09:37:30","date_gmt":"2018-03-09T09:37:30","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/efectos-de-los-herbicidas-quinclorac-y-propanil-sobre-diferentes-especies-del-genero-echinochloa\/"},"modified":"2018-03-09T09:37:30","modified_gmt":"2018-03-09T09:37:30","slug":"efectos-de-los-herbicidas-quinclorac-y-propanil-sobre-diferentes-especies-del-genero-echinochloa","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/efectos-de-los-herbicidas-quinclorac-y-propanil-sobre-diferentes-especies-del-genero-echinochloa\/","title":{"rendered":"Efectos de los herbicidas quinclorac y propanil sobre diferentes especies del g\u00e9nero echinochloa"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Nuria Lopez Martinez <\/strong><\/h2>\n<p>El g\u00e9nero echinochloa es una de las malas hierbas m\u00e1s competitivas y que causa las mayores p\u00e9rdidas econ\u00f3micas en los cultivos de arroz y otros estivales de regadio. Su estudio morfol\u00f3gico y con t\u00e9cnicas de pcr-rapd permiti\u00f3 diferenciar tres especies: echinochloa colonum, e.Crus-galli (subespecie crus-galli y subespecie hispidula) y e.Oryzoides (subespecie oryzoides y subespecie oryzicola).  han aparecido poblaciones de echinochloa spp., Que escapan al control qu\u00edmico. En el caso del herbicida quinclorac en espa\u00f1a, la especie e.Crus-galli ha mostrado que tolera altas dosis, debido a una tolerancia natural al herbicida. Los biotipos americanos de echinochloa spp., Que hab\u00edan sido seleccionados por el continuo uso de propanil, mostraron una alta tolerancia al herbicida debido a la destoxificaci\u00f3n de la mol\u00e9cula de herbicida por la enzima aril acilamidasa a compuestos no t\u00f3xicos.  un biotipo de c.Crus-galli presentaba una alta tolerancia al quinclorac y resistencia a la atrazina, confirmado por tratamientos de herbicida, estudios de inducci\u00f3n de fluorescencia y an\u00e1lisis de la reacci\u00f3n de hill, indicando una mutaci\u00f3n en la prote\u00edna de enlace de ps ii con el herbicida.  en los estudios sobre las caracter\u00edsticas aux\u00ednicas del quinclorac, el herbicida no indujo el crecimiento de cole\u00f3ptilos ni increment\u00f3 el potencial de membrana como otras auxinas. Se observ\u00f3 que la fitotoxicidad del herbicida estaba relacionada con la producci\u00f3n de etileno debido a la estimulaci\u00f3n de la producci\u00f3n de acc.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Efectos de los herbicidas quinclorac y propanil sobre diferentes especies del g\u00e9nero echinochloa<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Efectos de los herbicidas quinclorac y propanil sobre diferentes especies del g\u00e9nero echinochloa <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Nuria Lopez Martinez <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00f3rdoba<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 27\/04\/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>Rafael De Prado Ami\u00e1n<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Antonio  jos\u00e9 Pujadas  salv\u00e1 <\/li>\n<li>Luis Garc\u00eda torres (vocal)<\/li>\n<li>robert Bulcke (vocal)<\/li>\n<li>Andr\u00e9s Taberner palou (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Nuria Lopez Martinez El g\u00e9nero echinochloa es una de las malas hierbas m\u00e1s competitivas y que causa [&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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