{"id":23726,"date":"2018-03-09T09:14:24","date_gmt":"2018-03-09T09:14:24","guid":{"rendered":"https:\/\/www.deberes.net\/tesis\/sin-categoria\/analisis-de-dos-sistemas-de-produccion-ecologica-utilizando-novillos-nelore-y-criollo-chaqueno-en-el-area-integrada-de-santa-cruz-bolivia\/"},"modified":"2018-03-09T09:14:24","modified_gmt":"2018-03-09T09:14:24","slug":"analisis-de-dos-sistemas-de-produccion-ecologica-utilizando-novillos-nelore-y-criollo-chaqueno-en-el-area-integrada-de-santa-cruz-bolivia","status":"publish","type":"post","link":"https:\/\/www.deberes.net\/tesis\/zoologia\/analisis-de-dos-sistemas-de-produccion-ecologica-utilizando-novillos-nelore-y-criollo-chaqueno-en-el-area-integrada-de-santa-cruz-bolivia\/","title":{"rendered":"Analisis de dos sistemas de producci\u00f3n ecol\u00f3gica utilizando novillos nelore y criollo chaque\u00f1o en el \u00e1rea integrada de santa cruz &#8211; bolivia"},"content":{"rendered":"<h2>Tesis doctoral de <strong>  Vaca Roque Jos\u00e9 Luis <\/strong><\/h2>\n<p>Se estudia la recr\u00eda y acabado de novillos nelore y criollo chaque\u00f1o bajo dos sistemas de producci\u00f3n ecol\u00f3gica en santa cruz (bolivia).  la experiencia dur\u00f3 616 d\u00edas con 30 terneros machos nelore de 8 a 9 meses y 162,50 kg de peso y 30 terneros machos criollo chaque\u00f1o de 9 a 10 meses de 165,73 kg, distribuidos en 2 tratamientos de 15 animales con sumplementaci\u00f3n de concentrado m\u00e1s pastoreo o solo a pastoreo.  los animales realizaron pastoreo rotacional en 72 potreros de panicum maximun, recibiendo todos el mismo manejo sanitario y sumplemento de sal mineral. se pesaron cada 14 d\u00edas con 12 horas de ayuno.  el peso vivo final en kg de necosu fue de 457,9 +- 9,05, en nesisu 436,4 +- 3,83, crcosu 430,0 +- 8,80 y en crsisu 413,1 +- 6,64 (p&lt;0,05), en el mismo orden las ganancias diarias en kg\/d\u00eda fueron de 0,570 +- 0,018; 0,489 +- 0,011; 0,472 +- 0,020 y 0,421 +- 0,020 kg\/d\u00eda (p&lt; 0,001), obteniendose una producci\u00f3n total durante el per\u00edodo de 295,1 +- 9,07; 274,2 +- 4,49; 263,3 +- 7,30; 248,4 +- 7,77 kg (p&lt;0,001) respectivamente en los cuatro tratamientos, donde en todas estas variables los necosu fueron superiores, seguidos de nesisu y cricosu que no difieren entre ellos y los menores fueron los crsisu.  los pesos de canales calientes fueron de 247,6 kg en necosu; 230,9 en nesisi; 214,5 en cricosu y 205 en crsisu (p&lt;0,001), y sus rendimientos sobre peso vivo de faena fueron de 56,4%; 54,6%; 52,7%; 51,5% respectivamente (p&lt;0,001).  la producci\u00f3n total de carne por hect\u00e1rea fue de 973,4 kg y la producci\u00f3n de kg\/ha\/a\u00f1o de 634,3 kg.  solo la sumplementaci\u00f3n de concentrados tuvo influencia en la ganancia de peso al observarse diferencias entre razas y entre dietas, pero sin interacci\u00f3n de ambas variables.  econ\u00f3micamente los animales suplementados de ambas razas tuvieron un beneficio neto y rentabilidad negativos, mientras que en los manejados solo a pastoreo fueron positivos, con un beneficio neto de 57,6<\/p>\n<p>&nbsp;<\/p>\n<h3>Datos acad\u00e9micos de la tesis doctoral \u00ab<strong>Analisis de dos sistemas de producci\u00f3n ecol\u00f3gica utilizando novillos nelore y criollo chaque\u00f1o en el \u00e1rea integrada de santa cruz &#8211; bolivia<\/strong>\u00ab<\/h3>\n<ul>\n<li><strong>T\u00edtulo de la tesis:<\/strong>\u00a0 Analisis de dos sistemas de producci\u00f3n ecol\u00f3gica utilizando novillos nelore y criollo chaque\u00f1o en el \u00e1rea integrada de santa cruz &#8211; bolivia <\/li>\n<li><strong>Autor:<\/strong>\u00a0  Vaca Roque Jos\u00e9 Luis <\/li>\n<li><strong>Universidad:<\/strong>\u00a0 C\u00f3rdoba<\/li>\n<li><strong>Fecha de lectura de la tesis:<\/strong>\u00a0 20\/06\/2003<\/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>Francisco Paula Pe\u00f1a Blanco<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tribunal<\/strong>\n<ul>\n<li>Presidente del tribunal: jose Martos peinado <\/li>\n<li>Jorge Omar pamio (vocal)<\/li>\n<li>Jos\u00e9 Gonz\u00e1lez l\u00f3pez (vocal)<\/li>\n<li>  (vocal)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tesis doctoral de Vaca Roque Jos\u00e9 Luis Se estudia la recr\u00eda y acabado de novillos nelore y criollo chaque\u00f1o bajo [&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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