{"id":14457,"date":"2018-03-09T09:01:10","date_gmt":"2018-03-09T09:01:10","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracterizacion-fisiologica-del-bitter-pit-aspectos-nutricionales-fenologicos-y-metodos-de-diagnostico\/"},"modified":"2018-03-09T09:01:10","modified_gmt":"2018-03-09T09:01:10","slug":"caracterizacion-fisiologica-del-bitter-pit-aspectos-nutricionales-fenologicos-y-metodos-de-diagnostico","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/quimica\/caracterizacion-fisiologica-del-bitter-pit-aspectos-nutricionales-fenologicos-y-metodos-de-diagnostico\/","title":{"rendered":"Caracterizaci\u00f3n fisiol\u00f3gica del bitter pit: aspectos nutricionales, fenol\u00f3gicos y m\u00e9todos de diagn\u00f3stico"},"content":{"rendered":"<h2>Tesis doctoral de <strong> Yolanda Aznar Anto\u00f1anzas <\/strong><\/h2>\n<p>El bitter pit es una alteraci\u00f3n que se desarrola durante el almacenamiento y normalmente ataca a las c\u00e9lulas superficiales y adyacentes que, junto con otras alteraciones fisiol\u00f3gicas, causa cuantiosas p\u00e9rdidas econ\u00f3micas a lo productores de manzanas. Tras m\u00e1s de 100 a\u00f1os de investigaci\u00f3n todav\u00eda no se conocen las causas que lo desencadenan.  numerosos trabajos de investigaci\u00f3n coinciden en resaltar el papel del metabolismo de calcio en el desarrollo del bitter pit ya que, seg\u00fan poovaiah (1993) niveles bajos de calcio en determinados \u00f3rganos de una planta no indican que se produzca una absorci\u00f3n insuficiente de este macronutriente, si no que es posible que pueden ser fruto de una mala distribuci\u00f3n.  en este trabajo se ha pretendido profundizar en el conocimiento de esta fisiopat\u00eda y en sus causas.  el estudio agron\u00f3mico nos ha permitido cuestionar tanto el uso de tratamiento foliares con distintas formulaciones de calcio como el de reguladores de crecimiento en relaci\u00f3n a la correci\u00f3n del bitter pit. Se estim\u00f3 el estatus nutricional de la plantaci\u00f3n mediante el m\u00e9todo dop encontr\u00e1ndose en hoja de excesos de n, k y mg; y valores bajos de ca, fe, mn y zn. En fruto se registraron deficiencias de calcio y excesos de magnesio. La concentraci\u00f3n de nutrientes en fruto disminuy\u00f3 conforme aumentaba su tama\u00f1o, pero no se interrumpi\u00f3 la entrada de elementos minerales en ning\u00fan momento de su desarrollo, demostr\u00e1ndose que el calcio y el resto de nutrientes se acumulan en el fruto con una tasa pr\u00e1cticamente constante a lo largo de su desarrollo. estos resultados contradicen la teor\u00eda tradicional que afirma que, a partir del cuajado, se detiene la asimilaci\u00f3n de calcio por parte del fruto. Adem\u00e1s en este trabajo se introduce el uso del an\u00e1lisis floral como herramienta de diagn\u00f3stico e incluso predici\u00f3n del estatus nutricional de los frutos.  a trav\u00e9s de un m\u00e9todo de tinci\u00f3n selectiva para el calcio se comprob\u00f3 qu<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracterizaci\u00f3n fisiol\u00f3gica del bitter pit: aspectos nutricionales, fenol\u00f3gicos y m\u00e9todos de diagn\u00f3stico<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracterizaci\u00f3n fisiol\u00f3gica del bitter pit: aspectos nutricionales, fenol\u00f3gicos y m\u00e9todos de diagn\u00f3stico <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Yolanda Aznar Anto\u00f1anzas <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Zaragoza<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 13\/12\/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>Jes\u00fas Val  Falc\u00f3n<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Carlos G\u00f3mez-moreno <\/li>\n<li>\u00e1ngeles Moreno m. (vocal)<\/li>\n<li>agust\u00edn G\u00e1rate (vocal)<\/li>\n<li>bernardo Royo (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Yolanda Aznar Anto\u00f1anzas El bitter pit es una alteraci\u00f3n que se desarrola durante el almacenamiento y normalmente [&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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"footnotes":""},"categories":[160,115,17,13610],"tags":[46535,46534,46536,35678,36875,46533],"class_list":["post-14457","post","type-post","status-publish","format-standard","hentry","category-bioquimica","category-bioquimica-molecular","category-quimica","category-zaragoza","tag-agustin-garate","tag-angeles-moreno-m","tag-bernardo-royo","tag-carlos-gomez-moreno","tag-jesus-val-falcon","tag-yolanda-aznar-antonanzas"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/14457","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/comments?post=14457"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/14457\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=14457"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=14457"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=14457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}