{"id":42544,"date":"1999-01-01T00:00:00","date_gmt":"1999-01-01T00:00:00","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/calidad-y-composicion-de-los-aceites-de-la-denominacion-de-origen-protegida-les-garrigues\/"},"modified":"1999-01-01T00:00:00","modified_gmt":"1999-01-01T00:00:00","slug":"calidad-y-composicion-de-los-aceites-de-la-denominacion-de-origen-protegida-les-garrigues","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/ciencias-tecnologicas\/calidad-y-composicion-de-los-aceites-de-la-denominacion-de-origen-protegida-les-garrigues\/","title":{"rendered":"Calidad y composicion de los aceites de la denominacion de origen protegida les garrigues."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Mar\u00eda  Paz Romero Fabregat <\/strong><\/h2>\n<p>Se han analizado 198 aceites procedentes de la denominaci\u00f3n de origen protegida les garrigues, que ampara territorio de la provincia de lleida, procedentes de 13 almazaras durante las campa\u00f1as 1995\/96 a 1997\/98. Los par\u00e1metros determinados han sido el grado de acidez, \u00edndice de per\u00f3xicos, absorbancia a 270 nm, perfil de \u00e1cidos grasos, pigmentos clorofilicos y carotenoides, coordenadas instrumentales de color, polifenoles totales, ortodifenoles, alfa-tocoferol y la estabilidad frente a la oxidaci\u00f3n. Se ha analizado la importancia de los efectos campa\u00f1a ole\u00edcola, almazara de procedencia y grado de maduraci\u00f3n de las olivas en la variabilidad que muestran los par\u00e1metros anal\u00edticos.  se han encontrado diferencias entre los efectos estudiados, que han sido relacionadas con aspectos climatol\u00f3gicos de la correspondiente campa\u00f1as ole\u00edcola y t\u00e9cnicas de procesado de los aceites.  el estudio de las \u00e9pocas de muestreo ha permitido establecer que los aceites de final de campa\u00f1a contienen, generalmente, mayor grado de acidez y menor contenido en pigmentos totales, polifenoles, alfa-tocoferol y estabilidad frente a la oxidaci\u00f3n. La comparaci\u00f3n de la composici\u00f3n de aceites de las diferentes campa\u00f1as ha mostrado que la climatolog\u00eda ejerce una gran influencia en el perfil de los \u00e1cidos grasos y en compuestos fen\u00f3licos.  se ha aplicado una regresi\u00f3n m\u00faltiple entre variables del proceso que participan en los procesos de oxidaci\u00f3n, encontr\u00e1ndose que los polifenoles totales permiten predecir la estabilidad rancimat de los aceites con un buen coeficiente de correlaci\u00f3n (0.92 para concentraciones de polifenoles por debajo de 250 ppm de \u00e1cido cafeico).  la aplicaci\u00f3n de la t\u00e9cnica de componentes principales al perfilde \u00e1cidos grasos ha permitido diferenciar aceites procedentes de dos subzonas con diferencias agroclim\u00e1ticas dentro del territorio amparado bajo la dop. Los aceites de la subzona situada al este s<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Calidad y composicion de los aceites de la denominacion de origen protegida les garrigues.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Calidad y composicion de los aceites de la denominacion de origen protegida les garrigues. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Mar\u00eda  Paz Romero Fabregat <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Lleida<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 01\/01\/1999<\/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> Motilva Casado M. Josefa<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: Ana m. Casp vanaclocha <\/li>\n<li>mari carmen Lopez sabater (vocal)<\/li>\n<li> Lopez fructuoso Mar\u00eda  Luisa (vocal)<\/li>\n<li> Garcia esparza Mar\u00eda  Jos\u00e9 (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Mar\u00eda Paz Romero Fabregat Se han analizado 198 aceites procedentes de la denominaci\u00f3n de origen protegida les [&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":[3781,332,18842,1594],"tags":[8947,43593,46316,34277,106867,106868],"class_list":["post-42544","post","type-post","status-publish","format-standard","hentry","category-aceites-y-grasas-vegetales","category-ciencias-tecnologicas","category-lleida","category-tecnologia-de-los-alimentos","tag-ana-m-casp-vanaclocha","tag-garcia-esparza-maria-jose","tag-lopez-fructuoso-maria-luisa","tag-mari-carmen-lopez-sabater","tag-maria-paz-romero-fabregat","tag-motilva-casado-m-josefa"],"_links":{"self":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/42544","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=42544"}],"version-history":[{"count":0,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/posts\/42544\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/media?parent=42544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/categories?post=42544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deberes.net\/tesis\/wp-json\/wp\/v2\/tags?post=42544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}