<?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>2007-1124</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias pecuarias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. de cienc. pecuarias]]></abbrev-journal-title>
<issn>2007-1124</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-11242018000200263</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v9i2.4495</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de la rentabilidad y competitividad de los sistemas de producción de ovinos en la región de Libres, Puebla]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of the profitability and competitiveness of sheep production systems in the region of Libres, Puebla]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Sánchez]]></surname>
<given-names><![CDATA[Carla Cristina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jaramillo-Villanueva]]></surname>
<given-names><![CDATA[José Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bustamante-González]]></surname>
<given-names><![CDATA[Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-López]]></surname>
<given-names><![CDATA[Samuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delgado-Alvarado]]></surname>
<given-names><![CDATA[Adriana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Mendo]]></surname>
<given-names><![CDATA[Omar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Casiano-Ventura]]></surname>
<given-names><![CDATA[Miguel Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados Campus Puebla ]]></institution>
<addr-line><![CDATA[ Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados Campus Puebla ]]></institution>
<addr-line><![CDATA[ Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Postgraduados Campus Montecillo ]]></institution>
<addr-line><![CDATA[ Estado de México]]></addr-line>
<country>Mexico</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>9</volume>
<numero>2</numero>
<fpage>263</fpage>
<lpage>277</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242018000200263&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242018000200263&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242018000200263&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Con el objetivo de evaluar el grado en que los sistemas de producción de ovinos son competitivos y presentan ventajas comparativas, se entrevistaron a 139 productores, y se dio seguimiento a seis rebaños de tres sistemas de producción durante siete meses, en la región de Libres, Puebla. Se registró información de costos, infraestructura, actividad agrícola, mano de obra, producción y venta de ovinos. Para determinar la rentabilidad y la competitividad se utilizó la Matriz de Análisis de Política. El sistema de producción con alimentación en corral fue el más rentable y competitivo de acuerdo con los indicadores de rentabilidad privada, Relación del Costo Privado, Coeficiente de Rentabilidad Privada y la Relación del Costo-Beneficio Privado. El costo de los factores de producción fue mayor en el sistema de producción de corderos en pastoreo y fue el de menor competitividad. La Relación Costo-Beneficio Social indicó ineficiencia para reemplazar las importaciones. La producción de ovinos tuvo una estructura de mercado oligopsónica, producto de las deficiencias institucionales y ausencia de políticas de protección. Los productores utilizaron como criterio de venta el peso adulto, aunque la venta de los corderos inició entre los 30 y 90 días. Es recomendable realizar el análisis de la función de producción, para determinar la viabilidad de la venta de cordero destetado, como una opción para aumentar las ganancias de los productores y la competitividad de estos sistemas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: With the objective to evaluate the degree of competitiveness and comparative advantage of local lamb production systems, a sample of 139 sheep producers were interviewed, and six herds of three production systems were under observation for 7 mo in the Libres region of Puebla, Mexico. Information was recorded on costs, infrastructure, agricultural activity, labor, production and sale of sheep. The profitability and competitiveness was determined with the Policy Analysis Matrix. The system of production on feeding indoors was the most profitable and competitive according to the Index of Private Profitability, Private Cost Ratio, Private Profitability Ratio and Private Cost-Benefit Ratio. The cost of the factors of production was higher in the lamb grazing system, being of the less competitive. The Social Cost-Benefit Ratio (CSBR) indicated inefficiency of systems to replace imports. The production of sheep had an oligopsonic market structure due to institutional deficiencies and absence of protection policies oriented to this sector. The producers used as the criterion of sale the mature weight, although the sale of the lambs began between 30 and 90 d old. It is advisable to perform an analysis of the production function, to determine the viability of the sale of weaned lambs as an option to increase the profits of the producers and the competitiveness of these systems.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Análisis de costos]]></kwd>
<kwd lng="es"><![CDATA[Ingresos]]></kwd>
<kwd lng="es"><![CDATA[Política]]></kwd>
<kwd lng="es"><![CDATA[Producción de cordero]]></kwd>
<kwd lng="en"><![CDATA[Cost analysis]]></kwd>
<kwd lng="en"><![CDATA[Income]]></kwd>
<kwd lng="en"><![CDATA[Policies]]></kwd>
<kwd lng="en"><![CDATA[Lamb production]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Santoyo]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Altamirano]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Romero]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El fomento de la ovinocultura familiar en México mediante subsidios en activos: lecciones aprendidas]]></article-title>
<source><![CDATA[Agron Mesoam]]></source>
<year>2011</year>
<volume>22</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>367-77</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Medrano]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Recursos animales locales del centro de México]]></article-title>
<source><![CDATA[Arch Zootec]]></source>
<year>2000</year>
<volume>49</volume>
<numero>187</numero>
<issue>187</issue>
<page-range>385-90</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez-Licea]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[García-Salazar]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Martínez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Identificación de conglomerados para impulsar las cadenas productivas de carne en México]]></article-title>
<source><![CDATA[Agron Mesoam]]></source>
<year>2016</year>
<volume>27</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>353-65</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="">
<collab>INEGI. Instituto Nacional de Estadística, Geografía e Informática</collab>
<source><![CDATA[Censo Agropecuario]]></source>
<year>2007</year>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="">
<collab>SAGARPA. Secretaría de Agricultura, Ganadería, Desarrollo Rural, Pesca y Alimentación</collab>
<source><![CDATA[Estudio estratégico: evaluación de alternativas y potencial de comercialización para los productos y especies de unidades productivas con escala mínima rentable del Estado de Puebla]]></source>
<year>2014</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Espejel]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Barrera]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Santiago]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización de los productores y dinámica de adopción de innovación en el municipio de Villa Victoria, Estado de México]]></article-title>
<source><![CDATA[Ra Ximhai]]></source>
<year>2015</year>
<volume>11</volume>
<page-range>17-34</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[HP]]></given-names>
</name>
<name>
<surname><![CDATA[Vilaboa]]></surname>
<given-names><![CDATA[AJ]]></given-names>
</name>
<name>
<surname><![CDATA[Chalate]]></surname>
<given-names><![CDATA[MH]]></given-names>
</name>
<name>
<surname><![CDATA[Candelaría]]></surname>
<given-names><![CDATA[MB]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[RP]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[OS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis descriptivo de los sistemas de producción con ovinos en el estado de Veracruz, México]]></article-title>
<source><![CDATA[Rev Cient Univ Zulia]]></source>
<year>2011</year>
<volume>21</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>327-34</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arteaga]]></surname>
<given-names><![CDATA[CJD]]></given-names>
</name>
</person-group>
<source><![CDATA[Estrategias para la recuperación de la ovinocultura en México]]></source>
<year>2013</year>
<conf-name><![CDATA[ 10Encuentro Nacional Ganadero]]></conf-name>
<conf-loc> </conf-loc>
</nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mondragón-Ancelmo]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Domínguez-Vara]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Rebollar-Rebollar]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Bórquez-Gastélum]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Martínez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Margins of sheep meat marketing in Calpulhuac, state of Mexico]]></article-title>
<source><![CDATA[Trop Subtrop Agroecosystems]]></source>
<year>2012</year>
<volume>15</volume>
<page-range>105-16</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mondragón-Ancelmo]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Martínez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rebollar-Rebollar]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Salem]]></surname>
<given-names><![CDATA[AZM]]></given-names>
</name>
<name>
<surname><![CDATA[Rojo-Rubio]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Domínguez-Vara]]></surname>
<given-names><![CDATA[IA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Marketing of meat sheep with intensive finishing in southern state of Mexico]]></article-title>
<source><![CDATA[Trop Anim Health Prod]]></source>
<year>2014</year>
<volume>46</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>1427-33</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salcedo]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Impactos diferenciados de las reformas sobre el agro mexicano: productos, regiones y agentes. Comisión Económica para América Latina y el Caribe (CEPAL)]]></source>
<year>1999</year>
<publisher-loc><![CDATA[Santiago de Chile ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gopinath]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Arnade]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Shane]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Roe]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Agricultural competitiveness: the case of U. S. and major EU countries]]></article-title>
<source><![CDATA[Agric Econ]]></source>
<year>1997</year>
<volume>16</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>99-109</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Benzaquen]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Del Carpio]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Zegarra]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Valdivia]]></surname>
<given-names><![CDATA[CA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Un índice regional de competitividad para un país]]></article-title>
<source><![CDATA[Rev CEPAL]]></source>
<year>2010</year>
<volume>102</volume>
<page-range>69-86</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vollrath]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A theoretical evaluation of alternative trade intensity measures of revealed comparative advantage]]></article-title>
<source><![CDATA[Weltwirtschaftliches Archiv]]></source>
<year>1991</year>
<volume>127</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>265-79</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Osivweneta-Ogbe]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Olusegun-Okoruwa]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Jelili-Saka]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Competitiveness of Nigerian rice and maize production ecologies: a policy analysis approach]]></article-title>
<source><![CDATA[Trop Subtrop Agroecosystems]]></source>
<year>2011</year>
<volume>14</volume>
<page-range>493-500</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Monke]]></surname>
<given-names><![CDATA[EA]]></given-names>
</name>
<name>
<surname><![CDATA[Pearson]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
</person-group>
<source><![CDATA[The Policy Analysis Matrix for agricultural development]]></source>
<year>1989</year>
<publisher-loc><![CDATA[Ithaca, USA ]]></publisher-loc>
<publisher-name><![CDATA[Cornell University Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<label>17</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pearson]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Gotsch]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Bahri]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<source><![CDATA[Applications of the Policy Analysis Matrix in Indonesian Agriculture]]></source>
<year>2003</year>
</nlm-citation>
</ref>
<ref id="B18">
<label>18</label><nlm-citation citation-type="">
<collab>INEGI</collab>
<source><![CDATA[Prontuario de información geográfica municipal de los Estados Unidos Mexicanos Naupan, Puebla, clave geoestadística 21100]]></source>
<year>2009</year>
</nlm-citation>
</ref>
<ref id="B19">
<label>19</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Scheaffer]]></surname>
<given-names><![CDATA[RL]]></given-names>
</name>
<name>
<surname><![CDATA[Mendenhall]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Ott]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<source><![CDATA[Elementos de muestreo]]></source>
<year>2007</year>
<edition>6ta</edition>
<publisher-loc><![CDATA[Madrid, España ]]></publisher-loc>
<publisher-name><![CDATA[Thomson-Paraninfo S.A.]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<label>20</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Parra]]></surname>
<given-names><![CDATA[RI]]></given-names>
</name>
<name>
<surname><![CDATA[Magaña]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Duarte]]></surname>
<given-names><![CDATA[JH]]></given-names>
</name>
<name>
<surname><![CDATA[Téllez]]></surname>
<given-names><![CDATA[IG]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización técnica y rentabilidad de granjas ovinas con visión empresarial del Departamento del Tolima]]></article-title>
<source><![CDATA[Rev Colomb Cienc Anim]]></source>
<year>2014</year>
<volume>7</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>64-72</page-range></nlm-citation>
</ref>
<ref id="B21">
<label>21</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salcedo]]></surname>
<given-names><![CDATA[BS]]></given-names>
</name>
</person-group>
<source><![CDATA[Competitividad de la agricultura en América Latina y el Caribe]]></source>
<year>2007</year>
<publisher-loc><![CDATA[Santiago, Chile ]]></publisher-loc>
<publisher-name><![CDATA[FAO]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B22">
<label>22</label><nlm-citation citation-type="">
<collab>SNIIM. Sistema Nacional de Información de Integración de Mercados</collab>
<source><![CDATA[Precios de mercado agrícola y pecuario. México]]></source>
<year>2016</year>
</nlm-citation>
</ref>
<ref id="B23">
<label>23</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González-Garduño]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Blardony-Ricardez]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Ramos-Juárez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez-Hernández]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Sosa]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Gaona-Ponce]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rentabilidad de la producción de carne de ovinos Katahdin x Pelibuey con tres tipos de alimentación]]></article-title>
<source><![CDATA[Av Invest Agropecu]]></source>
<year>2013</year>
<volume>17</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>135-48</page-range></nlm-citation>
</ref>
<ref id="B24">
<label>24</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rebollar-Rebollar]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Martínez]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Rebollar-Rebollar]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Guzmán-Soria]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[García-Martínez]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[González-Razo]]></surname>
<given-names><![CDATA[FJ]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Competitividad y rentabilidad de bovinos en corral en el sur del Estado de México]]></article-title>
<source><![CDATA[Trop Subtrop Agroecosyst]]></source>
<year>2011</year>
<volume>14</volume>
<page-range>691-8</page-range></nlm-citation>
</ref>
<ref id="B25">
<label>25</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sosa]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[MR]]></given-names>
</name>
<name>
<surname><![CDATA[Omaña]]></surname>
<given-names><![CDATA[SJM]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[DS]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[LE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rentabilidad de doce granjas porcícolas en la Región Noroeste de Guanajuato en 1995]]></article-title>
<source><![CDATA[Agrociencia]]></source>
<year>2000</year>
<volume>34</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>107-3</page-range></nlm-citation>
</ref>
<ref id="B26">
<label>26</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perdana]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<source><![CDATA[Competitiveness and comparative advantage of beef cattle fattening in Bandung Regency]]></source>
<year>2003</year>
<publisher-loc><![CDATA[Badung ]]></publisher-loc>
<publisher-name><![CDATA[Research Institute Universitas Padjadjaran]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B27">
<label>27</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Babiker]]></surname>
<given-names><![CDATA[BI]]></given-names>
</name>
<name>
<surname><![CDATA[Abdullah]]></surname>
<given-names><![CDATA[AJM]]></given-names>
</name>
<name>
<surname><![CDATA[Al-Feel]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sudanese live sheep and mutton exports competitiveness]]></article-title>
<source><![CDATA[Saudi Soc Agric Sci]]></source>
<year>2011</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>25-32</page-range></nlm-citation>
</ref>
<ref id="B28">
<label>28</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Góngora-Pérez]]></surname>
<given-names><![CDATA[RD]]></given-names>
</name>
<name>
<surname><![CDATA[Góngora-González]]></surname>
<given-names><![CDATA[SF]]></given-names>
</name>
<name>
<surname><![CDATA[Magaña-Magaña]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Lara]]></surname>
<given-names><![CDATA[LE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[aracterización técnica y socioeconómica de la producción ovina en el estado de Yucatán, México]]></article-title>
<source><![CDATA[Agron Mesoam]]></source>
<year>2010</year>
<volume>21</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>131-44</page-range></nlm-citation>
</ref>
<ref id="B29">
<label>29</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lustig]]></surname>
<given-names><![CDATA[NC]]></given-names>
</name>
<name>
<surname><![CDATA[Székely]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[México: evolución económica, pobreza y desigualdad]]></source>
<year>1997</year>
<publisher-loc><![CDATA[Washington D.C. ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B30">
<label>30</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[HR]]></given-names>
</name>
<name>
<surname><![CDATA[Cadena]]></surname>
<given-names><![CDATA[IP]]></given-names>
</name>
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[GM]]></given-names>
</name>
<name>
<surname><![CDATA[Jácome]]></surname>
<given-names><![CDATA[MS]]></given-names>
</name>
<name>
<surname><![CDATA[Góngora]]></surname>
<given-names><![CDATA[GS]]></given-names>
</name>
<name>
<surname><![CDATA[Bravo]]></surname>
<given-names><![CDATA[ME]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Competitividad de las unidades de producción rural en Santo Domingo Teojomulco y San Jacinto Tlacotepec, Sierra sur, Oaxaca, México]]></article-title>
<source><![CDATA[ASyD]]></source>
<year>2013</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>111-26</page-range></nlm-citation>
</ref>
<ref id="B31">
<label>31</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Latruffe]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Competitiveness, productivity and efficiency in the agricultural and agri-food sectors]]></article-title>
<source><![CDATA[OECD Food, Agric Fish Pap]]></source>
<year>2010</year>
<volume>30</volume>
<numero>30</numero>
<issue>30</issue>
<page-range>1-63</page-range></nlm-citation>
</ref>
<ref id="B32">
<label>32</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Carrera]]></surname>
<given-names><![CDATA[CB]]></given-names>
</name>
<name>
<surname><![CDATA[Bustamante]]></surname>
<given-names><![CDATA[LTI]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[¿Es la ganadería bovina de carne una actividad competitiva en México?]]></article-title>
<source><![CDATA[Nóesis]]></source>
<year>2013</year>
<volume>22</volume>
<numero>43</numero>
<issue>43</issue>
<page-range>18-50</page-range></nlm-citation>
</ref>
<ref id="B33">
<label>33</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Baldwin]]></surname>
<given-names><![CDATA[RE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trade negotiations within the GATT/WTO framework: A survey of successes and failures]]></article-title>
<source><![CDATA[J Policy Model]]></source>
<year>2009</year>
<volume>31</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>515-25</page-range></nlm-citation>
</ref>
<ref id="B34">
<label>34</label><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[Castellanos]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rentabilidad de un sistema intensivo de producción ovino en el trópico]]></article-title>
<source><![CDATA[Av Invest Agropecu]]></source>
<year>2004</year>
<page-range>1-9</page-range></nlm-citation>
</ref>
<ref id="B35">
<label>35</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Barrera-Rodríguez]]></surname>
<given-names><![CDATA[AI]]></given-names>
</name>
<name>
<surname><![CDATA[Jaramillo-Villanueva]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Escobedo-Garrido]]></surname>
<given-names><![CDATA[JS]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera-Cabrera]]></surname>
<given-names><![CDATA[BE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rentabilidad y competitividad de los sistemas producción de vainilla (Vanilla planifolia J.) en la región del Totonacapan, México]]></article-title>
<source><![CDATA[Agrociencia]]></source>
<year>2011</year>
<volume>45</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>625-38</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
