<?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>0188-6266</journal-id>
<journal-title><![CDATA[Acta universitaria]]></journal-title>
<abbrev-journal-title><![CDATA[Acta univ]]></abbrev-journal-title>
<issn>0188-6266</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Guanajuato, Dirección de Investigación y Posgrado]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-62662023000100134</article-id>
<article-id pub-id-type="doi">10.15174/au.2023.3745</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Caracterización tecnológica de ganaderos y su percepción sobre la transferencia de embriones en Guerrero, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Technological characterization of cattle producers and their perception about embryo transfer in Guerrero, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kayser Alarcón]]></surname>
<given-names><![CDATA[Yasser]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montiel Palacios]]></surname>
<given-names><![CDATA[Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Severino Lendechy]]></surname>
<given-names><![CDATA[Víctor Hugo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Canseco Sedano]]></surname>
<given-names><![CDATA[Rodolfo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ahuja Aguirre]]></surname>
<given-names><![CDATA[Concepción del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barrientos Morales]]></surname>
<given-names><![CDATA[Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Molina Marcial]]></surname>
<given-names><![CDATA[Obdulio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Veracruzana Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Veracruz Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Chiapas Centro de Estudios Etnoagropecuarios ]]></institution>
<addr-line><![CDATA[San Cristóbal de las Casas Chiapas]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Médicos Veterinarios Zootecnistas del Estado de Guerrero, A. C.  ]]></institution>
<addr-line><![CDATA[Chilpancingo Guerrero]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2023</year>
</pub-date>
<volume>33</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-62662023000100134&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-62662023000100134&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-62662023000100134&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El objetivo del estudio fue caracterizar el nivel tecnológico (NT) de las unidades de producción (UP) de ganaderos de los distritos de desarrollo rural (DDR) 01 y 02 en Guerrero, México, y conocer su percepción sobre la transferencia de embriones (TE). Se estudiaron 31 UP de los DDR 01 (n = 16) y 02 (n = 15). La edad, escolaridad y experiencia (años) promedio de los productores fue 50.0 ± 11.4, 10.6 ± 1.4 y 24.5 ± 7.9, respectivamente (p &lt; 0.05). El NT se determinó con base en sus variables técnico-productivas y se clasificó en bajo, medio y alto. Se obtuvo NT bajo, medio y alto en 37.5%, 43.8% y 18.8%, respectivamente, de las UP del DDR 01, así como 33.3%, 20.0% y 46.7%, respectivamente, de las del DDR 02 (p &lt; 0.05). Los ganaderos de UP con NT alto tienen mejor percepción sobre la TE (7/10, 70%), comparados con los de UP de NT bajo (0/11, 0%) y medio (2/10, 20%). En conclusión, se observó mejor percepción sobre la TE a medida que aumenta el NT de la UP, independientemente del DDR.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The objective of the study was to characterize the technological level (TL) of production units (PU) belonging to cattle producers from the rural development districts (RDD) 01 and 02 in Guerrero, Mexico, and to know their perception about embryo transfer (ET). Thirty-one PU from RDD 01 (n = 16) and 02 (n = 15) were studied. The average age, education, and experience (years) of the producers were 50.0 ± 11.4, 10.6 ± 1.4, and 24.5 ± 7.9, respectively (p &lt; 0.05). The TL was determined based on the technical-productive variables of the PU and was classified as low, medium, and high. Low, medium, and high TL was obtained in 37.5%, 43.8%, and 18.8% of PU from RDD 01, respectively, as well as 33.3%, 20.0%, and 46.7% of PU from RDD 02, respectively (p &lt; 0.05). Cattle producers from PU with high TL have better perception about ET (7/10, 80%), compared with those from PU with low (0/11, 0%) and medium (2/10, 20%) TL. In conclusion, better perception about ET was observed as the TL of the PU increases, independently of the RDD.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Biotecnologías de la reproducción]]></kwd>
<kwd lng="es"><![CDATA[mejoramiento genético]]></kwd>
<kwd lng="es"><![CDATA[receptoras bovinas]]></kwd>
<kwd lng="en"><![CDATA[Biotechnologies of reproduction]]></kwd>
<kwd lng="en"><![CDATA[genetic improvement]]></kwd>
<kwd lng="en"><![CDATA[bovine recipients]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Anderson]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Agricultural advisory services. A background paper for world development report 2008]]></source>
<year>2008</year>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Córdova]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[C. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Xolalpa]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Córdova]]></surname>
<given-names><![CDATA[M. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Córdova]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biotecnologías de reproducción animal con posibilidad de aplicación para optimizar el potencial reproductivo y productivo de los animales. Una revisión]]></article-title>
<source><![CDATA[Revista Complutense de Ciencias Veterinarias]]></source>
<year>2011</year>
<volume>5</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cortez]]></surname>
<given-names><![CDATA[J. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Murga]]></surname>
<given-names><![CDATA[N. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Cayo]]></surname>
<given-names><![CDATA[I. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Generación de gemelos homocigóticos por bipartición embrionaria en bovinos de carne]]></article-title>
<source><![CDATA[Spermova]]></source>
<year>2015</year>
<volume>5</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>159-62</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cuevas]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Baca]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Cervantes]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Espinoza]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguilar]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Loaiza]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factores que determinan el uso de innovaciones tecnológicas en la ganadería de doble propósito en Sinaloa, México]]></article-title>
<source><![CDATA[Revista Mexicana de Ciencias Pecuarias]]></source>
<year>2013</year>
<volume>4</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>31-46</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cuevas]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Loaiza]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Espinosa]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vélez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Montoya]]></surname>
<given-names><![CDATA[M. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tipología de las explotaciones ganaderas de bovinos doble propósito en Sinaloa]]></article-title>
<source><![CDATA[México Revista Mexicana de Ciencias Pecuarias]]></source>
<year>2016</year>
<volume>7</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>69-83</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz-Rivera]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Oros-Noyola]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Vilaboa-Arroniz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Dávila]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Hernández]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Dinámica del desarrollo de la ganadería doble propósito en las Choapas, Veracruz, México]]></article-title>
<source><![CDATA[Tropical and Subtropical Agroecosystems]]></source>
<year>2011</year>
<volume>14</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>191-9</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Diskin]]></surname>
<given-names><![CDATA[M. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Kenny]]></surname>
<given-names><![CDATA[D. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Managing the reproductive performance of beef cows]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2016</year>
<volume>86</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>379-87</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Falck-Zepeda]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Falconi]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sampaio-Amstalden]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Solleiro]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Trigo]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Verástegui]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[La biotecnología agropecuaria en américa latina. Una visión cuantitativa]]></source>
<year>2009</year>
<publisher-name><![CDATA[International Food Policy Research Institute]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gamboa-Mena]]></surname>
<given-names><![CDATA[J. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Magaña-Magaña]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rejón-Ávila]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Pech]]></surname>
<given-names><![CDATA[V. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Eficiencia económica de los sistemas de producción de carne bovina en el municipio de Tizimín, Yucatán, México]]></article-title>
<source><![CDATA[Tropical and Subtropical Agroecosystems]]></source>
<year>2005</year>
<volume>5</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>79-84</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González-Stagnaro]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Madrid-Bury]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Goicochea-Llaque]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Villalobos]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Urbina]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Primer servicio en novillas de doble propósito]]></article-title>
<source><![CDATA[Revista Científica FCV-LUZ]]></source>
<year>2007</year>
<volume>17</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>39-46</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Granados-Rivera]]></surname>
<given-names><![CDATA[L. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Quiroz-Valiente]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Maldonado-Jáquez]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Granados-Zurita]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Rivera]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización y tipificación del sistema doble propósito en la ganadería bovina del Distrito de Desarrollo Rural 151, Tabasco, México]]></article-title>
<source><![CDATA[Acta Universitaria]]></source>
<year>2018</year>
<volume>28</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>47-57</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hasler]]></surname>
<given-names><![CDATA[J. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Forty years of embryo transfer in cattle: a review focusing on the journal Theriogenology, the growth of the industry in North America, and personal reminisces]]></article-title>
<source><![CDATA[Theriogenology]]></source>
<year>2014</year>
<volume>81</volume>
<page-range>152-69</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="">
<collab>Instituto Nacional de Estadística y Geografía</collab>
<source><![CDATA[Compendio de información geográfica municipal 2010, Guerrero]]></source>
<year>2009</year>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Juárez-Barrientos]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Herman-Lara]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Soto-Estrada]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ávalos-de la Cruz]]></surname>
<given-names><![CDATA[D. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Vilaboa-Arroniz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Rivera]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Tipificación de sistemas de doble propósito para producción de leche en el distrito de desarrollo rural 008, Veracruz, México]]></article-title>
<source><![CDATA[Revista Científica]]></source>
<year>2015</year>
<volume>25</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>317-23</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Bello]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Situación actual de la transferencia embrionaria. Revisión y actualización]]></article-title>
<source><![CDATA[Revista Frisona Española]]></source>
<year>2008</year>
<numero>164</numero>
<issue>164</issue>
<page-range>74-80</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nava]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Urdaneta]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Casanova]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comportamiento económico y financiero de sistemas de ganadería de doble propósito (Taurus-Indicus)]]></article-title>
<source><![CDATA[Revista científica FCV-LUZ]]></source>
<year>2009</year>
<volume>19</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>356-65</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Núñez-Domínguez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Magaña-Valencia]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez-Valverde]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Muñiz]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bovinos Criollos en diversas regiones de México]]></article-title>
<collab>Universidad Autónoma de Chiapas</collab>
<source><![CDATA[Catálogo ilustrado de los bovinos criollos de México. Razas locales y sistemas empíricos de manejo]]></source>
<year>2017</year>
<page-range>165-86</page-range><publisher-name><![CDATA[Editorial UNACH]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Oros]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Vilaboa]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización por grupos tecnológicos de los hatos ganaderos doble propósito en el municipio de Las Choapas, Veracruz, México]]></article-title>
<source><![CDATA[Revista Científica FCV-LUZ]]></source>
<year>2011</year>
<volume>21</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>57-63</page-range></nlm-citation>
</ref>
<ref id="B19">
<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[Hernández-Hernández]]></surname>
<given-names><![CDATA[V. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Amezcua-Manjarréz]]></surname>
<given-names><![CDATA[E. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Zárate-Martínez]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Producción láctea de vacas simmental x cebú y suizo pardo x cebú en clima tropical]]></article-title>
<source><![CDATA[Agronomía Mesoamericana]]></source>
<year>2015</year>
<volume>26</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>17-25</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruíz]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[L. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ávila]]></surname>
<given-names><![CDATA[C. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Brunett]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sustentabilidad financiera: el caso de una empresa ganadera de bovino de doble propósito]]></article-title>
<source><![CDATA[Revista Mexicana de Agronegocios]]></source>
<year>2008</year>
<volume>22</volume>
<page-range>503-15</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="">
<collab>Secretaría de Agricultura y Desarrollo Rural</collab>
<collab>Servicio de información agroalimentaria y pesquera</collab>
<source><![CDATA[Bovinos carne y leche. Población ganadera 2012-2021. Cabezas]]></source>
<year>2021</year>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Severino-Lendechy]]></surname>
<given-names><![CDATA[V. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Perezgrovas-Garza]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahuja-Aguirre]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Montiel-Palacios]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Peralta-Torres]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Segura-Correa]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización socioeconómica y tecnológica de los sistemas productivos con bovinos criollos en Campeche, México]]></article-title>
<source><![CDATA[Acta Universitaria]]></source>
<year>2021</year>
<volume>31</volume>
<page-range>1-14</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Severino-Lendechy]]></surname>
<given-names><![CDATA[V. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Montiel-Palacios]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahuja-Aguirre]]></surname>
<given-names><![CDATA[C. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-de Lucio]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Chay-Canul]]></surname>
<given-names><![CDATA[A. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efecto del amamantamiento restringido y la complementación alimenticia sobre las ganancias de peso y anestro posparto en vacas cárnicas]]></article-title>
<source><![CDATA[Biotecnia]]></source>
<year>2020</year>
<volume>22</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>109-16</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Severino-Lendechy]]></surname>
<given-names><![CDATA[V. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Perezgrovas-Garza]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Montiel-Palacios]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Vilaboa-Arroniz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz-González]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Piñeiro-Vázquez]]></surname>
<given-names><![CDATA[A. T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización del nivel tecnológico y edad al primer estro de hembras Criollo Lechero Tropical]]></article-title>
<source><![CDATA[Ecosistemas y Recursos Agropecuarios]]></source>
<year>2019</year>
<volume>6</volume>
<numero>17</numero>
<issue>17</issue>
<page-range>353-9</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Severino-Lendechy]]></surname>
<given-names><![CDATA[V. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Perezgrovas-Garza]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Muñoz-González]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Piñeiro-Vázquez]]></surname>
<given-names><![CDATA[A. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Chay-Canul]]></surname>
<given-names><![CDATA[A. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización del nivel tecnológico, edad a la pubertad y primer servicio de hembras Romosinuano en México]]></article-title>
<source><![CDATA[Acta Universitaria]]></source>
<year>2019</year>
<volume>29</volume>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Soares]]></surname>
<given-names><![CDATA[M. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Soares]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Lage]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Jacomini]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliveira]]></surname>
<given-names><![CDATA[M. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Conservación del bovino Curraleiro: cuantificación del censo y caracterización de los criadores]]></article-title>
<source><![CDATA[Animal Genetic Resources]]></source>
<year>2011</year>
<volume>48</volume>
<page-range>109-16</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vilaboa]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización socioeconómica y tecnológica de los sistemas ganaderos en siete municipios del estado de Veracruz, México]]></article-title>
<source><![CDATA[Zootecnia Tropical]]></source>
<year>2009</year>
<volume>27</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>427-36</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vilaboa-Arroniz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Rivera]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz-Rosado]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Platas-Rosado]]></surname>
<given-names><![CDATA[D. E.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Muñoz]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Juárez-Lagunes]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Caracterización socioeconómica y tecnológica de los agroecosistemas con bovinos de doble propósito de la región del Papaloapan, Veracruz, México]]></article-title>
<source><![CDATA[Tropical and Subtropical Agroecosystems]]></source>
<year>2009</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>53-62</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vilaboa-Arroniz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Quirós-Madrigal]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Rivera]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[WingChing-Jones]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Brower-Keating]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Zetina-Córdoba]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Los sistemas ganaderos con criollo lechero tropical (Reyna) en Costa Rica]]></article-title>
<source><![CDATA[Agronomía Mesoamericana]]></source>
<year>2012</year>
<volume>23</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>167-78</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
