{"id":83188,"date":"2000-01-02T00:00:00","date_gmt":"2000-01-02T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/epidemiologia-del-repilo-del-olivo-causado-por-spilocaea-oleagina-castagne-hughes\/"},"modified":"2000-01-02T00:00:00","modified_gmt":"2000-01-02T00:00:00","slug":"epidemiologia-del-repilo-del-olivo-causado-por-spilocaea-oleagina-castagne-hughes","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/epidemiologia-del-repilo-del-olivo-causado-por-spilocaea-oleagina-castagne-hughes\/","title":{"rendered":"Epidemiolog\u00eda del repilo del olivo causado por spilocaea oleagina (castagne )hughes"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Jos\u00e9 Ramon Viruega Puente <\/strong><\/h2>\n<p>En este trabajo se abordan diversos aspectos de la biolog\u00eda del pat\u00f3geno y de la epidemiolog\u00eda de la enfermedad en andaluc\u00eda. Se ha confirmado en car\u00e1cter biotrofo de s. Oleagina (= cycloconium oleaginum) poni\u00e9ndose de manifiesto la escasa capacidad de competencia saprof\u00edtica en las hojas ca\u00eddas. Este hecho,junto a la carencia del estado sexual,determinan su dependencia casi exclusiva de las hojas infectadas del \u00e1rbol tanto para la producci\u00f3n de in\u00f3culo como para la supervivencia. Los resultados de inoculaciones artificiales mostraron una correlaci\u00f3n negativa entre la edad de la hoja yla severidad de las infecciones, siendo las hojas muy jovenes extremadamente susceptibles. En general, la severidad de la enfermedad aument\u00f3 con el incremento de la duraci\u00f3n de la humectaci\u00f3n foliar, siendo 12 hr el requerimiento m\u00ednimo para la infecci\u00f3n. La temperatura \u00f3ptima estuvo comprendida entre 15 y 20 \u00c2\u00bac. Las infecciones  m\u00e1s severas en condiciones naturales ocurren entre los meses de octubre y febrero, aunque \u00e9stas se pueden producir durante casi todo el a\u00f1o. Se ha identificado el final de la primevara como un momento especialmente cr\u00edtico para la infecci\u00ed\u00b2n, ya que si este per\u00edodo  se presenta fresco y lluvioso, la existencia de in\u00f3culo y de hojas nuevas que no est\u00e1n protegidas por fungicidas, dan lugar a infeccines severas. Esas infecciones permanecen latentes durante el verano, sin producir ca\u00edda de hojas, y constituyen la fuente de in\u00f3culo primaria, condicionando, por tanto el desarrollo de la epidemia en los meses de oto\u00f1o-invierno . aunque el per\u00edodo de incubaci\u00f3n es muy variable, se ha determinado una duraci\u00f3n m\u00ednima de 30 d\u00edas. Temperaturas superiores a 27\u00c2\u00ba c determinan una fase de inactividad o quiescencia de s. Oleagina en la hoja de olivo. por ello, el periodo de incubaci\u00f3n prolongado consistuye una estrategia de supervivencia durante el verano. Despu\u00e9s de esta \u00e9poca, la lluvia y temperatura inferiores a<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Epidemiolog\u00eda del repilo del olivo causado por spilocaea oleagina (castagne )hughes<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Epidemiolog\u00eda del repilo del olivo causado por spilocaea oleagina (castagne )hughes <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Jos\u00e9 Ramon Viruega Puente <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00f3rdoba<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/02\/2000<\/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>Antonio  Jose Trapero Casas<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Luis Rallo romero <\/li>\n<li> Marin sanchez Juan  pedro (vocal)<\/li>\n<li>Jos\u00e9 Garc\u00eda jim\u00e9nez (vocal)<\/li>\n<li>Francisco Montes agusti (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Jos\u00e9 Ramon Viruega Puente En este trabajo se abordan diversos aspectos de la biolog\u00eda del pat\u00f3geno y [&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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