{"id":9579,"date":"2018-11-21T09:16:16","date_gmt":"2018-11-21T12:16:16","guid":{"rendered":"http:\/\/www.mundoagropecuario.cl\/new\/?p=9579"},"modified":"2018-11-21T09:16:16","modified_gmt":"2018-11-21T12:16:16","slug":"sag-aplica-nueva-tecnica-de-control-para-la-lobesia-botrana","status":"publish","type":"post","link":"https:\/\/www.mundoagropecuario.cl\/new\/sag-aplica-nueva-tecnica-de-control-para-la-lobesia-botrana\/","title":{"rendered":"SAG aplica nueva t\u00e9cnica de control para la Lobesia botrana"},"content":{"rendered":"<blockquote><p><em>Nueva t\u00e9cnica de control que viene a complementar a la ya conocida feromona de confusi\u00f3n sexual y que se aplic\u00f3 en un sector urbano de la comuna de Paine, la cual se caracteriza por presentar altos niveles de infestaci\u00f3n de esta polilla (Mundo Agropecuario).<\/em><\/p><\/blockquote>\n<p>El Programa Nacional de Lobesia botrana, en conjunto con el Instituto de Investigaciones Agropecuarias (INIA) dieron inicio, el pasado 22 de octubre, a los primeros ensayos de aplicaci\u00f3n de Hongos Entomopat\u00f3genos (HEP) en la Regi\u00f3n Metropolitana. Se trata de una nueva t\u00e9cnica de control que viene a complementar a la ya conocida feromona de confusi\u00f3n sexual y que se aplic\u00f3 en un sector urbano de la comuna de Paine, la cual se caracteriza por presentar altos niveles de infestaci\u00f3n de esta polilla.<\/p>\n<p>Los Hongos Entomopat\u00f3genos desarrollan su funci\u00f3n de control causando la muerte de las pupas de Lobesia botrana que se albergan bajo la corteza de las vides, desarroll\u00e1ndose sobre el cuerpo del insecto el cual es colonizado gracias a una serie de enzimas que degradan la cut\u00edcula del hospedero. Una vez en el interior de las pupas, el HEP comienza a colonizar distintos \u00f3rganos, liberando toxinas e inhibiendo finalmente el desarrollo fisiol\u00f3gico y provocando la muerte.<\/p>\n<p>Este m\u00e9todo de control \u2013que es completamente inocuo\u2013 permitir\u00e1 en el futuro realizar un control urbano sin riesgo para la salud de la poblaci\u00f3n.<\/p>\n<p>Al respecto, el encargado del Programa de Lobesia botrana de la Regi\u00f3n Metropolitana, Felipe Leal, explic\u00f3 que \u201cla implementaci\u00f3n de esta nueva t\u00e9cnica nos permitir\u00e1 trabajar posteriormente en zonas urbanas m\u00e1s amplias donde existe una gran cantidad de parrones caseros donde el control de esta plaga ha sido pr\u00e1cticamente inexistente, salvo por aquellas \u00e1reas aleda\u00f1as a predios donde se instalan emisores de feromona. En resumen, es una m\u00e1s de las herramientas que se comenzaran a utilizar a partir de esta temporada en los sectores urbanos, haciendo referencia adem\u00e1s a liberaci\u00f3n de enemigos naturales y a la TIE de Lobesia\u201d.<\/p>\n<p>Cabe se\u00f1alar que la Lobesia botrana o polilla del racimo de la vid (Lepidoptera Tortricidae) fue detectada por primera vez en nuestro pa\u00eds en la zona de Linderos, Regi\u00f3n Metropolitana. Es una plaga originaria de Europa que ataca a los vi\u00f1edos y su larva provoca un da\u00f1o directo al alimentarse de los racimos, produci\u00e9ndose una pudrici\u00f3n y deshidrataci\u00f3n de las bayas, situaci\u00f3n que hace disminuir los rendimientos de las vi\u00f1as.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nueva t\u00e9cnica de control que viene a complementar a la ya conocida feromona de confusi\u00f3n sexual y que se aplic\u00f3 en un sector urbano de la comuna de Paine, la&#8230;<\/p>\n","protected":false},"author":3,"featured_media":9580,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1987],"tags":[2163,2036],"class_list":["post-9579","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-instituciones","tag-lobesia-botrana","tag-sag"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - 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