<?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>S2007-11242018000200203</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v9i2.4335</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Forage productivity of cowpea [Vigna unguiculata (L.) Walp] cultivars improves by optimization of spatial arrangements]]></article-title>
<article-title xml:lang="es"><![CDATA[La productividad del forraje de frijol [Vigna unguiculata (L.) Walp] mejora con la optimización de los arreglos espaciales]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aamir Iqbal]]></surname>
<given-names><![CDATA[Muhammad]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Siddiqui]]></surname>
<given-names><![CDATA[Muzammil H.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Afzal]]></surname>
<given-names><![CDATA[Sher]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ahmad]]></surname>
<given-names><![CDATA[Zahoor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maqsood]]></surname>
<given-names><![CDATA[Qaiser]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dildar Khan]]></surname>
<given-names><![CDATA[Rana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,The University of Poonch Rawalakot (AJK) Faculty of Agriculture Department of Agronomy]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Pakistan</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,University of Agriculture Faisalabad Faculty of Agriculture Department of Agronomy]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Pakistan</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,The Islamia University Bahawalpur  Cholistant Institute of Desert Studies]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Pakistan</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>203</fpage>
<lpage>219</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242018000200203&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242018000200203&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242018000200203&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Sustainable production of quality forages in sufficient quantities constitutes one of the biggest challenges for profitable dairy farming. Forage legumes including cowpea offer a feasible solution to meet this task but planting geometry for spreading and erect types of varieties needs to be optimized. Two cowpea varieties (P-518 and Rawan-2003) were sown to different row spacing (30, 45 and 60 cm), while broadcasted crops were kept for comparison. Factorial arrangement of randomized complete block design (RCBD) was employed to carry out the field trial with four replicates. Dry matter biomass, quality variables, net income and benefit-cost ratio were taken as experimental variables. Rawan-2003 (spreading type) sown at 45 cm spaced rows gave significantly (P&#8804;0.01) higher dry matter biomass (8.26 and 9.03 t ha-1 in 2013 and 2014, respectively) along with significantly (P&#8804;0.05) improved forage quality (especially higher crude protein and lower crude fiber contents). The same variety and spatial arrangement resulted in the highest net income and benefit-cost ratio (BCR) (4.66 and 4.85 in 2013 and 2014 respectively). P-518 (erect type) gave better results with closer inter-row spacing (30 cm spaced rows), while broadcasting of both cowpea varieties proved to be inferior to all other spatial arrangements.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La producción sustentable de forrajes de calidad en cantidades suficientes constituye uno de los mayores retos para la ganadería lechera rentable. Leguminosas forrajeras incluyendo el frijol caupí ofrecen una solución factible para cumplir con esta tarea, pero se deben optimizar los arreglos de la siembra y la selección de variedades rastreras y erectas. Se sembraron dos variedades de frijol (P-518 y Rawan-2003) con diferente espaciamiento entre surcos (30, 45 y 60 cm), mientras que cultivos ya establecidos se mantuvieron para la comparación. Se utilizó un arreglo factorial de diseño de bloques completos al azar con cuatro repeticiones para llevar a cabo el ensayo de campo. Biomasa de materia seca, las variables de calidad, ingreso neto y relación beneficio-costo se tomaron como variables experimentales. Rawan-2003 (tipo rastrero) sembrado en hileras de 45 cm de espaciado dio significativamente (P&#8804;0.01), mayor biomasa de materia seca (8.26 y 9,03 t ha-1 en 2013 y 2014, respectivamente) y mejoró significativamente (P&#8804;0.05) la calidad del forraje (mayor proteína cruda y menor contenido de fibra cruda). La misma variedad y arreglo espacial resultaron en el mayor ingreso neto y relación beneficio-costo (BCR) (4.66 y 4.85 en 2013 y 2014 respectivamente). El tipo erguido P-518 dio mejores resultados con espaciamiento entre surcos más cercanos (30 cm), mientras que las variedades de frijol testigo demostraron ser inferiores a todos los otros arreglos espaciales.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Animal nutrition]]></kwd>
<kwd lng="en"><![CDATA[Cowpea fodder]]></kwd>
<kwd lng="en"><![CDATA[Dairy farming]]></kwd>
<kwd lng="en"><![CDATA[Forage production]]></kwd>
<kwd lng="en"><![CDATA[Legumes]]></kwd>
<kwd lng="en"><![CDATA[Planting geometry]]></kwd>
<kwd lng="en"><![CDATA[Profitability]]></kwd>
<kwd lng="es"><![CDATA[Alimentación animal]]></kwd>
<kwd lng="es"><![CDATA[Frijol caupí]]></kwd>
<kwd lng="es"><![CDATA[Calidad forraje]]></kwd>
<kwd lng="es"><![CDATA[Leguminosas]]></kwd>
<kwd lng="es"><![CDATA[Rentabilidad]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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