<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2079-3480</journal-id>
<journal-title><![CDATA[Cuban Journal of Agricultural Science]]></journal-title>
<abbrev-journal-title><![CDATA[Cuban J. Agric. Sci.]]></abbrev-journal-title>
<issn>2079-3480</issn>
<publisher>
<publisher-name><![CDATA[Editorial del Instituto de Ciencia Animal]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2079-34802018000200117</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Non-genetic effects on birth weight of MEVEZUG creole sheep in Guerrero, México]]></article-title>
<article-title xml:lang="es"><![CDATA[Efectos no genéticos en el peso al nacer de ovejas criollas MEVEZUG en Guerrero, México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Catalán]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[Arelis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fraga]]></surname>
<given-names><![CDATA[L.M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mireles]]></surname>
<given-names><![CDATA[E. J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Guerrero Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto de Ciencia Animal  ]]></institution>
<addr-line><![CDATA[San José de Las Lajas Mayabeque]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<volume>52</volume>
<numero>2</numero>
<fpage>117</fpage>
<lpage>125</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2079-34802018000200117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2079-34802018000200117&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2079-34802018000200117&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract A total of 1,157 records of the birth weight of 324 MEVEZUG creole sheep were used, with parturitions between 2004 and 2017, located at the Faculty of Veterinary Medicine and Zootechnics N.1 of the Autonomous University of Guerrero, Mexico. The purpose of the study was to determine the non- genetic factors that affected birth weight of lambs. A mixed generalized linear model was applied using the GLIMMIX SAS procedure, which considered birth year, birth season, parturition number, type of parturition and sex as fixed effects, and the random effect associated with each sheep. The general mean of birth weight was 2.71 kg. The studied non-genetic factors were significant (P &lt;0.0001). The highest birth weights were obtained in the rainy season (2.48 ± 0.05 kg). Lambs born from the first calving of the sheep were less heavy, with a mean of 2.18 ± 0.04 kg. Single calving lambs were born with superior average weight (3.19 ± 0.04 kg) compared to double parturitions (2.58 ± 0.03 kg) and with triple and quadruple parturitions (2.07 ± 0.05 and 1.86 ± 0.11 kg, respectively). It is concluded that the effects of year and season of birth, parturition number, type of parturition and sex, had a significant effect on lamb birth weight. Therefore, these factors should be considered for general sheep herd management purposes, as well as for the future design of a breeding program for the MEVEZUG breed.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se utilizaron 1 157 registros del peso al nacer de 324 ovejas criollas MEVEZUG, con partos entre 2004 y 2017, ubicadas la Facultad de Medicina Veterinaria y Zootecnia N.1 de la Universidad Autónoma de Guerrero, México. El propósito del estudio fue determinar los factores no genéticos que afectaron el peso al nacer de los corderos. Se aplicó un modelo lineal generalizado mixto mediante el procedimiento GLIMMIX del SAS, que consideró los efectos fijos del año de nacimiento, época de nacimiento, número de parto, tipo de parto y sexo, y el efecto aleatorio asociado a cada oveja. La media general del PN fue de 2.71 kg. Los factores no genéticos estudiados fueron significativos (P &lt; 0.0001). Los mayores pesos al nacer se obtuvieron en la época de lluvias (2.48 ± 0.05 kg). Los corderos nacidos de ovejas del primer parto fueron menos pesados, con media de 2.18 ± 0.04 kg. Los corderos de parto sencillo nacieron con un peso promedio superior (3.19 ±0.04 kg) comparado con los de partos dobles (2.58 ± 0.03 kg) y con los de partos triples y cuádruples (2.07± 0.05 y 1.86 ± 0.11 kg, respectivamente). Se concluye que los efectos del año y la época de nacimiento, el número de parto, el tipo de parto y el sexo, tuvieron efecto significativo en el peso a nacer de los corderos. Por consiguiente, estos factores se deben considerar para fines de manejo general del hato ovino; así como para el diseño futuro de un programa de mejoramiento genético de la raza MEVEZUG.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[hair sheep]]></kwd>
<kwd lng="en"><![CDATA[crosses]]></kwd>
<kwd lng="en"><![CDATA[environmental factors]]></kwd>
<kwd lng="es"><![CDATA[ovejas de pelo]]></kwd>
<kwd lng="es"><![CDATA[cruzamientos]]></kwd>
<kwd lng="es"><![CDATA[factores ambientales]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[M. F]]></given-names>
</name>
</person-group>
<source><![CDATA[Determinación de Algunos Factores que Afectan el Peso al Nacimiento y el Crecimiento Temprano en Cabritos Criollos de la Precordillera de la Región Metropolitana]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Santiago, Chile ]]></publisher-loc>
<publisher-name><![CDATA[Universidad de Chile, Facultad de Ciencias Veterinarias y Pecuarias]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bermejo]]></surname>
<given-names><![CDATA[L. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mellado]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Camacho]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mata]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Arévalo]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[De Nascimento]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factors influencing birth and weaning weight in Canarian hair lambs]]></article-title>
<source><![CDATA[Rev. J Anim Res]]></source>
<year>2010</year>
<volume>37</volume>
<page-range>273-5</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bentancor]]></surname>
<given-names><![CDATA[S. V]]></given-names>
</name>
</person-group>
<source><![CDATA[Efecto de la Condición Corporal y el Peso al Nacimiento del Cordero Sobre su Comportamiento al nacimiento]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Montevideo, Uruguay ]]></publisher-loc>
<publisher-name><![CDATA[Universidad de la Republica, Facultad de Agronomia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cienfuegos-Rivas]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Reyna]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Meléndez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Zárate-Fortuna]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ibarra-Hinojosa]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Lucero]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Magaña]]></surname>
<given-names><![CDATA[F. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez González]]></surname>
<given-names><![CDATA[J. C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mejoramiento Genético de la Producción Ovina Mediante Estrategias de Cruzamientos con Razas de Pelo]]></article-title>
<source><![CDATA[Rev. Arch Latinoam Prod Anim]]></source>
<year>2010</year>
<volume>18</volume>
<page-range>49-56</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[De Lucas]]></surname>
<given-names><![CDATA[T. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Zarco]]></surname>
<given-names><![CDATA[Q. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Gonzalez]]></surname>
<given-names><![CDATA[P. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Tortora]]></surname>
<given-names><![CDATA[P. J.]]></given-names>
</name>
<name>
<surname><![CDATA[A.]]></surname>
<given-names><![CDATA[V.-G.]]></given-names>
</name>
<name>
<surname><![CDATA[C.]]></surname>
<given-names><![CDATA[V. P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Crecimiento Predestete de Corderos en Sistemas Intensivos de Pastoreo y Manejo Reproductivo en el Altiplano Central de México]]></article-title>
<source><![CDATA[Rev. Vet Méx]]></source>
<year>2003</year>
<volume>34</volume>
<page-range>235-345</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[M. M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[G. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[F. L. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Jaramillo]]></surname>
<given-names><![CDATA[L. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[D. A. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Salgado]]></surname>
<given-names><![CDATA[M. S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factores de la Oveja, del Cordero y del Ambiente Asociados a la Mortalidad de los Corderos]]></article-title>
<source><![CDATA[Rev. AbVet]]></source>
<year>2012</year>
<volume>2</volume>
<page-range>41-6</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dickson]]></surname>
<given-names><![CDATA[U. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[G.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Dáubarrete]]></surname>
<given-names><![CDATA[R.M.]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[O.B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Crecimiento en Ovinos West African bajo un Sistema de Pastoreo Restringido en Venezuela]]></article-title>
<source><![CDATA[Rev. Fac Agron]]></source>
<year>2004</year>
<volume>21</volume>
<page-range>59-67</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Falconer]]></surname>
<given-names><![CDATA[D.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Mackay]]></surname>
<given-names><![CDATA[M. T]]></given-names>
</name>
</person-group>
<source><![CDATA[Introduction to quantitative genetics]]></source>
<year>1996</year>
<edition>4th ed</edition>
<publisher-loc><![CDATA[Essex, UK ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Forero]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Venegas]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Alcalde]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Daza]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Peso al nacimiento y al destete y crecimiento de corderos Merinos y cruzados con Merino Precoz y Ile de France: Análisis de algunos factores de variación]]></article-title>
<source><![CDATA[Rev. Arch Zootec]]></source>
<year>2017</year>
<volume>66</volume>
<page-range>89-97</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[G. C]]></given-names>
</name>
</person-group>
<source><![CDATA[Estimación de parametros geneticos en ovinos saint-Croix]]></source>
<year>2000</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Autonoma de Nuevo Leon]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[G. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[H. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[A. M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Crecimiento de corderos Blackbelly entre el nacimiento y el el peso final en el trópico húmedo de México]]></article-title>
<source><![CDATA[Rev. Vet Méx]]></source>
<year>2002</year>
<volume>33</volume>
<page-range>443-53</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González-Anaya]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ochoa-Cordero]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Hernández]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Gómez]]></surname>
<given-names><![CDATA[M. O.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Camacho]]></surname>
<given-names><![CDATA[J. M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influencia de Factores Ambientales en el Corportamiento Productivo en Fase Predestete de Corderos Rambouillet]]></article-title>
<source><![CDATA[Rev. AbVet]]></source>
<year>2013</year>
<volume>3</volume>
<page-range>31-8</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hinojosa-Cuellar]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Regalado-Arrazola]]></surname>
<given-names><![CDATA[F. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva-Hernández]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Crecimiento Prenatal y Predestete en Corderos Pelibuey, Dorper, Katahdin y sus Cruces en el Sureste de México]]></article-title>
<source><![CDATA[Rev. Cient FCV LUZ]]></source>
<year>2009</year>
<volume>19</volume>
<page-range>522-32</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hinojosa-Cuéllar]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva-Hernández]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Hernández]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Segura-Correa]]></surname>
<given-names><![CDATA[J. C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comportamiento productivo de corderos F 1 Pelibuey x Blackbelly y cruces con Dorper y Katahdin en un sistema de producción del trópico húmedo de Tabasco]]></article-title>
<source><![CDATA[Rev. Arch Med Vet]]></source>
<year>2013</year>
<volume>45</volume>
<page-range>135-43</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="">
<collab>Instituto Nacional de Estadística y Geografía (INEGI)</collab>
<source><![CDATA[]]></source>
<year></year>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kramer]]></surname>
<given-names><![CDATA[C.Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Extension of multiple range tests to group means with unequal numbers of replications]]></article-title>
<source><![CDATA[Biometrics]]></source>
<year>1956</year>
<volume>12</volume>
<page-range>307-10</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López-Leyva]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Arece-García]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Hernández]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Garduño]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efecto del número de partos en el comportamiento productivo de ovejas Pelibuey y mestizos de Pelibuey en condiciones de producción]]></article-title>
<source><![CDATA[Rev. Pastos y Forrajes]]></source>
<year>2017</year>
<volume>40</volume>
<page-range>73-7</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Macedo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Arredondo]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efecto del sexo, tipo de nacimiento y lactancia sobre el crecimiento de ovinos pelibuey en manejo intensivo]]></article-title>
<source><![CDATA[Rev. Arch Zootec]]></source>
<year>2008</year>
<volume>57</volume>
<page-range>219-28</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Macedo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Arredondo]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efecto del Sistema de Producción, de la Época de Nacimiento y del Sexo sobre la Mortalidad Neonatal de Corderos Pelibuey]]></article-title>
<source><![CDATA[Rev. Trop Subtrop Agroecosys]]></source>
<year>2010</year>
<volume>12</volume>
<page-range>77-84</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Macías-Cruz]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-Valenzuela]]></surname>
<given-names><![CDATA[F.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Olguín-Arredondo]]></surname>
<given-names><![CDATA[H.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Molina-Ramírez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Avendaño- Reyes]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ovejas Pelibuey sincronizadas con progestágenos y apareadas con machos de razas Dorper y Katahdin bajo condiciones estabuladas: producción de la oveja y crecimiento de los corderos durante el período predestete]]></article-title>
<source><![CDATA[Rev. Arch Med Vet]]></source>
<year>2012</year>
<volume>44</volume>
<page-range>29-37</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[G. F]]></given-names>
</name>
</person-group>
<source><![CDATA[Factores que Afectan el Peso al Nacer y al Detete de Corderos Dorper Estabulados]]></source>
<year>2008</year>
<publisher-loc><![CDATA[Saltillo, Coahuila, Mexico ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Autonoma Agraria &#8220;Antonio Narro&#8221;]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moyano]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Lopez]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Marini]]></surname>
<given-names><![CDATA[P. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Fischman]]></surname>
<given-names><![CDATA[M.L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Crecimiento Pre-Destete del Ovino F1 Blackbelly x Pelibuey en Condiciones de Pastoreo Libre en la Amazonia Ecuatoriana]]></article-title>
<source><![CDATA[Rev. Inv Vet Perú]]></source>
<year>2017</year>
<volume>28</volume>
<page-range>1078</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nowak]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Poindron]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[From birth to colostrum: early steps leading to lamb survival]]></article-title>
<source><![CDATA[Reproduction Nutrition Development]]></source>
<year>2006</year>
<volume>46</volume>
<page-range>431-46</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Osorio]]></surname>
<given-names><![CDATA[A. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Montalvo]]></surname>
<given-names><![CDATA[V. H. H]]></given-names>
</name>
</person-group>
<source><![CDATA[Efectos de cruzamiento de la raza de semental con ovejas locales sobre características de peso al nacimiento y al destete en la región central de México]]></source>
<year>2007</year>
<conf-name><![CDATA[ VCongreso de la Asociación Latinoamericana de Especialistas en Pequeños Rumiantes y Camélidos Sudamericanos]]></conf-name>
<conf-loc>Mendoza, Argentina </conf-loc>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perón]]></surname>
<given-names><![CDATA[N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Crecimiento del Ovino Pelibuey en Cuba. Revisión Bibliográfica]]></article-title>
<source><![CDATA[Rev. Cienc Tec Gan]]></source>
<year>2008</year>
<volume>2</volume>
<page-range>117-31</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ramírez-Tello]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Hernández]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[De La Cruz-Colín]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Ochoa-Cordero]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Suárez- Espinosa]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación de factores ambientales que influyen en características de crecimiento del nacimiento al destete de corderos Hampshire]]></article-title>
<source><![CDATA[Rev. Mex Cienc Pec]]></source>
<year>2013</year>
<volume>4</volume>
<page-range>117-25</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ríos-Utrera]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
<name>
<surname><![CDATA[Calderón-Robles]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Lagunes-Lagunes]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva-Hernández]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ganancia de peso predestete en corderos Pelibuey y sus cruces con Blackbelly, Dorper y Katahdin]]></article-title>
<source><![CDATA[Rev. Elect Nov. Sci]]></source>
<year>2014</year>
<volume>6</volume>
<page-range>272-86</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[C. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Padron]]></surname>
<given-names><![CDATA[Q. Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Acosta]]></surname>
<given-names><![CDATA[R. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Gonzalez]]></surname>
<given-names><![CDATA[P. S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracteristicas Productivas del Rebaño Ovino Pelibuey en la Empresa Pecuaria Genetica &#8220;Camilo Cienfuegos&#8221;]]></article-title>
<source><![CDATA[Rev. Cub Cienc Agric]]></source>
<year>2006</year>
<volume>42</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>45-9</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Steinheim]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Ødegård]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ådnøy]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Klemetsdal]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Genotype by Environment Interaction for Lam Weaning Weight in two Norwegian Sheep Breeds]]></article-title>
<source><![CDATA[J. Anim Sci]]></source>
<year>2007</year>
<volume>86</volume>
<page-range>33-9</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sulaiman]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Flores-Serrano]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ortiz-Hernández]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Angulo-Mejorada]]></surname>
<given-names><![CDATA[R. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Montaldo]]></surname>
<given-names><![CDATA[H. H]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluacion de Métodos de Corrección para Efectos Ambientales para Peso al Destete en Corderos Suffolk]]></article-title>
<source><![CDATA[Rev. Vet Méx]]></source>
<year>2009</year>
<volume>40</volume>
<page-range>219-29</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="book">
<collab>SAS</collab>
<source><![CDATA[Statistical Analysis System. SAS User`s guide]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Cary, N. C., USA ]]></publisher-loc>
<publisher-name><![CDATA[SAS Institute Inc]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="">
<collab>Secretaria de Agricultura, Ganadería, Pesca y Alimentación (SAGARPA)</collab>
<source><![CDATA[]]></source>
<year>2016</year>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="book">
<collab>UNAM</collab>
<source><![CDATA[Anuario del Observatorio Astronómico Nacional]]></source>
<year>2017</year>
<edition>136 Ed</edition>
<page-range>11</page-range><publisher-loc><![CDATA[México, D. F ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Astronómia]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
