{"id":14026,"date":"2018-03-09T09:00:33","date_gmt":"2018-03-09T09:00:33","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/el-estudio-del-problema-de-la-descomposicion-interna-soft-nose-del-mango-mangifera-indica-l\/"},"modified":"2018-03-09T09:00:33","modified_gmt":"2018-03-09T09:00:33","slug":"el-estudio-del-problema-de-la-descomposicion-interna-soft-nose-del-mango-mangifera-indica-l","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-agrarias\/el-estudio-del-problema-de-la-descomposicion-interna-soft-nose-del-mango-mangifera-indica-l\/","title":{"rendered":"El estudio del problema de la descomposici\u00f3n interna (soft nose) del mango (mangifera indica l.)"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Antonio Crackell Torres <\/strong><\/h2>\n<p>Ante la carencia de estudios en profundidad sobre las causas de la descomposici\u00f3n interna del mango (mangifera indica l.) Se abord\u00f3 el problema caracterizando en primer lugar la importancia de dicha anomal\u00eda en las islas canarias, apreciando una incidencia escasa o mediana. A continuaci\u00f3n se estudi\u00f3 la manifestaci\u00f3n del desorden, en una amplia gama de cultivares de la colecci\u00f3n de germoplasma del instituto canario de investigaciones agrarias (icia), con el fin de determinar el rango de sensibilidad dentro de la especie, destacando entre los cultivares comerciales menos sensibles \u00abedward\u00bb, \u00abirwin\u00bb o \u00abValencia pride\u00bb, y entre los m\u00e1s sensibles \u00abtommy atkins\u00bb, \u00absensation\u00bb y \u00abkent\u00bb.  posteriormente, se realizaron estudios anal\u00edticos en frutos no afectados y afectados pertenecientes a cultivares con diferente sensibilidad a dicho desorden. A su vez, se realiz\u00f3 un estudio histol\u00f3gico del ped\u00fanculo y del mesocarpio en frutos con diferentes grados de madurez, observ\u00e1ndose que la descomposici\u00f3n del mecanismo no ocurr\u00eda debido a da\u00f1os producidos en los tejidos conductores del pend\u00falo del fruto sino por da\u00f1os en el xilema y en la c\u00e9lula del mesocarpio. Adem\u00e1s, se llev\u00f3 a cabo una caracterizaci\u00f3n f\u00edsica, f\u00edsico-qu\u00edmica y bioqu\u00edmica del fruto donde se apreciaba una reducci\u00f3n en firmeza, s\u00f3lidos solubles totales (\u00c2\u00ba brix), pectinas totales y actividad pectinesterasa en el mesocarpio afectado. Tambi\u00e9n se realiz\u00f3 un estudio qu\u00edmico de frutos en diferentes estados de su desarrollo, apreciando afecci\u00f3n en los frutos s\u00f3lo en aquellos en estado de madurez de consumo. Se observaron, adem\u00e1s, altos niveles de descomposici\u00f3n interna con altas relaciones de n\/ca (14-20), p\/ca (1,5-2,0), k\/ca (20-28), mg\/ca (1,6-2,3), y una reducci\u00f3n con un aumento en la relaci\u00f3n ca\/(mg + na) (0,7-1,9). No obstante, estos valores variaban seg\u00fan el cultivar.  se realizaron diversas aplicaciones de ca v\u00eda suelo, foliar o mediante inyecciones a<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>El estudio del problema de la descomposici\u00f3n interna (soft nose) del mango (mangifera indica l.)<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 El estudio del problema de la descomposici\u00f3n interna (soft nose) del mango (mangifera indica l.) <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Antonio Crackell Torres <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00f3rdoba<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 26\/11\/2001<\/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>V\u00edctor Gal\u00e1n Sa\u00faco<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: manuel Benlloch marin <\/li>\n<li> Rodr\u00edguez pastor Mar\u00eda cristina (vocal)<\/li>\n<li>Jos\u00e9 Mar\u00eda Farre massip (vocal)<\/li>\n<li>Antonio Marrero dom\u00ednguez (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Antonio Crackell Torres Ante la carencia de estudios en profundidad sobre las causas de la descomposici\u00f3n interna [&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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