{"id":13040,"date":"2018-03-09T08:59:10","date_gmt":"2018-03-09T08:59:10","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/caracteres-morfologicos-y-fisiologicos-que-afectan-la-aptitud-al-ordeno-mecancio-en-ovejas-de-raza-manchega-y-lacaune\/"},"modified":"2018-03-09T08:59:10","modified_gmt":"2018-03-09T08:59:10","slug":"caracteres-morfologicos-y-fisiologicos-que-afectan-la-aptitud-al-ordeno-mecancio-en-ovejas-de-raza-manchega-y-lacaune","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/matematicas\/caracteres-morfologicos-y-fisiologicos-que-afectan-la-aptitud-al-ordeno-mecancio-en-ovejas-de-raza-manchega-y-lacaune\/","title":{"rendered":"Caracteres morfol\u00f3gicos y fisiol\u00f3gicos que afectan la aptitud al orde\u00f1o mec\u00e1ncio en ovejas de raza manchega y lacaune."},"content":{"rendered":"<h2>Tesis doctoral de <strong> Maristela Rovai <\/strong><\/h2>\n<p>Se estudiaron los principales par\u00e1metros de valoraci\u00f3n de la aptitud al orde\u00f1o mec\u00e1nico en 232 ovejas lecheras de raa manchega (mn) y lacaune (lc), de distintas edades y potencial productivo, sometidas a dos orde\u00f1os diarios. Los cracteres se valuaron antes del orde\u00f1o de la tarde, a los 30,60 y 120 d\u00edas post-parto. Se emple\u00f3 tambi\u00e9n la ecograf\u00eda para valorar el \u00e1rea cisternal de ambas razas y su capacidad productiva, adem\u00e1s de un bloqueador de la oxitocina para estudiar el fraccionamiento de leche en la ubre.  las ovejas lc, de mayor productividad, presentaron ubres grandes de pezones peque\u00f1os, mientras que las mn mostraron ubres m\u00e1s peque\u00f1as con pezones grandes. Los caracteres morfol\u00f3gicos aumentaron con la edad, y los de ubre decrecieron a lo largo de la lactaci\u00f3n, adem\u00e1s de relacionarse positivamente con la leche producida. Las ubres con mayor altura de cisterna tendieron a presentar pezones menores y horizontales, con una pero adaptaci\u00f3n al orde\u00f1o.  los caracteres lineales propuestos para pezones y ubre se correlacionaron estrechamente con sus respectivas variables biol\u00f3gicas, y menos entre s\u00ed. al realizar una evaluaci\u00f3n subjetiva de la ubre (gallega et al., 1983), se observ\u00f3 que los tipos de ubre evolucionaron seg\u00fan la edad, no modific\u00e1ndose a lo largo de la lactancia.  en el estudio ecogr\u00e1fico, las ovejas lc presentaron mayor \u00e1rea y volumen de leche cisternal. Dichos caractres, en ambas razas, se mostraron correlacionadas entre s\u00ed, con la producci\u00f3n de leche y con las medidas de ubre. Los resultados permiten afirmar que la ecograf\u00eda es eficaz para evaluar el tama\u00f1o de la cisterna y la capacidad productiva de las ubres ovinas.  el an\u00e1lisis factorial mostr\u00f3 que las variables morfol\u00f3gicas que agrupan seg\u00fan tama\u00f1o de ubre, pez\u00f3n, y altura en una cisternas m\u00e1s \u00e1ngulo de inserci\u00f3n. se propuso una tipolog\u00eda de ubre (conglomerados), observados que \u00e9sta es propia de cada raza, no est\u00e1 relacionad<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Caracteres morfol\u00f3gicos y fisiol\u00f3gicos que afectan la aptitud al orde\u00f1o mec\u00e1ncio en ovejas de raza manchega y lacaune.<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Caracteres morfol\u00f3gicos y fisiol\u00f3gicos que afectan la aptitud al orde\u00f1o mec\u00e1ncio en ovejas de raza manchega y lacaune. <\/li>\n<li><strong>Autor:<\/strong>\u00a0 Maristela Rovai <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 Aut\u00f3noma de barcelona<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 28\/09\/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>Xavier Such<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: gerardo Caja <\/li>\n<li>vidal Montoro (vocal)<\/li>\n<li>nemesio Fern\u00e1ndez (vocal)<\/li>\n<li> De la fuetne Fernando (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Maristela Rovai Se estudiaron los principales par\u00e1metros de valoraci\u00f3n de la aptitud al orde\u00f1o mec\u00e1nico en 232 [&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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