{"id":94211,"date":"2018-03-11T10:13:50","date_gmt":"2018-03-11T10:13:50","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/toxicidad-de-las-delta-endotoxinas-de-bacilus-thuringensis-sobre-larvas-de-helicorverpa-armigera-y-compatibilidad-con-sus-enemigos-naturales\/"},"modified":"2018-03-11T10:13:50","modified_gmt":"2018-03-11T10:13:50","slug":"toxicidad-de-las-delta-endotoxinas-de-bacilus-thuringensis-sobre-larvas-de-helicorverpa-armigera-y-compatibilidad-con-sus-enemigos-naturales","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/cordoba\/toxicidad-de-las-delta-endotoxinas-de-bacilus-thuringensis-sobre-larvas-de-helicorverpa-armigera-y-compatibilidad-con-sus-enemigos-naturales\/","title":{"rendered":"Toxicidad de las delta-endotoxinas de \u00abbacilus thuringensis\u00bb sobre larvas de \u00abhelicorverpa armigera\u00bb y compatibilidad con sus enemigos naturales"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Fernando Ortiz Moreno <\/strong><\/h2>\n<p>Helicoverpa armigera (lepidoptera: noctuidae) es un fit\u00f3fago de considerable inter\u00e9s econ\u00f3mico en muchas regiones del mundo debido a los da\u00f1os que ocasiona en numerosos cultivos. Asociados a las poblaciones de este insecto y aliment\u00e1ndose de ellas suelen encontrarse especies con h\u00e1bitos depredadores o par\u00e1sitos que son sensibles a los tratamientos tradicionales con insecticidas sint\u00e9ticos.  las toxinas producidas por bacillus thuringiensis constituyen un m\u00e9todo de control m\u00e1s selectivo. Los objetivos de estas tesis doctoral han sido, por una parte, determinar la susceptibilidad de helicoverpa armigera a \u00c2\u00bf-endotoxinas de b. Thuringiensis, y por otra la determinaci\u00f3n de la compatibilidad de estas toxinas con la fauna \u00fatil.  La susceptibilidad de h. Armigera se evalu\u00f3 mediante bioensayos cuantitativos en los que se puso de manifiesto que, de todas  las toxinas ensayadas, cry1ac y cry2aa eran las m\u00e1s activas.   para determinar la compatibilidad con los enemigos naturales se realizaron ensayos con el depredador chryosperla carnea (neuroptera: chrysopidae) y el parasitoide hyposoter didymator (hymenoptera: ichneumonidae). Se ha observado un efecto adverso en la supervivencia de larvas de c. Carnea alimentadas con larvas de h. Armigera que hab\u00edan ingerido distintas dosis de cry1ac. El parasitoide h. Didymator no mostr\u00f3 ninguna preferencia a la hora de poner sus huevos en larvas sanas o alimentadas con la toxina cry1ac. Por otra parte, el desarrollo de las larvas de h. Didymator dentro del hu\u00e9sped no es afectado directamente por el hecho de que las larvas de h. Armigera hayan ingerido la toxina cry1ac. Adem\u00e1s, la susceptibilidad de las larvas a la toxina cry1ac no se vio alterada por la parasitaci\u00f3n de h. Didymator.<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Toxicidad de las delta-endotoxinas de \u00abbacilus thuringensis\u00bb sobre larvas de \u00abhelicorverpa armigera\u00bb y compatibilidad con sus enemigos naturales<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Toxicidad de las delta-endotoxinas de \u00abbacilus thuringensis\u00bb sobre larvas de \u00abhelicorverpa armigera\u00bb y compatibilidad con sus enemigos naturales <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Fernando Ortiz Moreno <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00f3rdoba<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 19\/06\/2009<\/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>Enrique Vargas Osuna<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: mguel angel Blanco lopez <\/li>\n<li>pedro Del estal padillo (vocal)<\/li>\n<li>tomas Cabello garcia (vocal)<\/li>\n<li>Carlos Avila hernandez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Fernando Ortiz Moreno Helicoverpa armigera (lepidoptera: noctuidae) es un fit\u00f3fago de considerable inter\u00e9s econ\u00f3mico en muchas [&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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