<?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>S2007-11242019000300756</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v10i3.4386</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Morfología de nopal forrajero cv Miúda (Nopalea cochenillifera Salm Dyck) en sistemas de cultivo del agreste de Pernambuco, Brasil]]></article-title>
<article-title xml:lang="en"><![CDATA[Organic matter fertilization improves morphological variables in Nopalea cochenillifera Salm Dyck cv. Miúda grown as forage in Pernambuco, Brazil]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vazquez Mendoza]]></surname>
<given-names><![CDATA[Paulina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sousa]]></surname>
<given-names><![CDATA[Toni Carvalho de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[Mercia Virginia Ferreira Dos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vazquez Mendoza]]></surname>
<given-names><![CDATA[Oscar Vicente]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Batista Dubeux Junior]]></surname>
<given-names><![CDATA[Jose Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lira]]></surname>
<given-names><![CDATA[Mario de Andrade]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Guerrero Centro Regional de Educación Superior de la Costa Chica ]]></institution>
<addr-line><![CDATA[ Guerrero]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidade Federal Rural de Pernambuco Departamento de Zootecnia ]]></institution>
<addr-line><![CDATA[Pernambuco ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,NOREL México SA DE CV  ]]></institution>
<addr-line><![CDATA[ Querétaro]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,University of Florida  ]]></institution>
<addr-line><![CDATA[Marianna Florida]]></addr-line>
<country>USA</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<volume>10</volume>
<numero>3</numero>
<fpage>756</fpage>
<lpage>766</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242019000300756&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242019000300756&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242019000300756&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Las características morfológicas de las plantas forrajeras como el nopal, son influenciadas de acuerdo al manejo recibido, prácticas como la fertilización son importantes; debido a lo anterior el objetivo de esta investigación fue evaluar el efecto de la fertilización con materia orgánica (MO) (0, 10,000, 20,000 y 30,000 kg MO ha-1 año-1 con estiércol bovino) o mineral (0, 120, 240 y 360 kg de N ha-1 año-1 utilizando urea) y la frecuencia de corte (anual y bianual) en la longitud, ancho, perímetro, e Índice del Área de Cladodio (IAC) en cladodios de nopal forrajero cv. Miúda (Nopalea cochenillifera Salm Dyck), y su relación con la productividad. El diseño experimental fue de bloques al azar, con el arreglo de parcelas sub-sub-divididas con cuatro repeticiones. La fertilización con 30,000 kg MO ha-1 año-1 incrementó el ancho y longitud de cladodio de 9.8 a 17.8 % respecto al tratamiento testigo. El perímetro de cladodio se incrementó proporcionalmente cuando aumentó la MO. El IAC fue 68.29 % mayor (con 25 970 kg ha-1) respecto al tratamiento testigo. La fertilización mineral sólo afectó el perímetro de cladodio en el corte anual con dosis de 120 kg ha-1 y el IAC fue mayor en el corte bianual. Se concluyó que la fertilización con MO aumentó el ancho, longitud e IAC en cladodios de nopal forrajero cv Miúda (Nopalea cochenillifera Salm Dyck), mientras que la fertilización mineral tuvo bajo impacto en el ancho, longitud e IAC, el corte bianual favorece el IAC. Se presentó una alta correlación entre las variables evaluadas y la producción de materia seca.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In forage crops such as cactus morphological characteristics respond to management practices such as fertilization. An evaluation was done to determine if organic matter (OM) fertilization (0, 10,000, 20,000 and 30,000 kg OM ha-1 yr-1 bovine manure), mineral fertilization (0, 120, 240 and 360 kg N ha-1 yr-1, using urea) and cut frequency (annual and biennial) influenced cladode length, width and perimeter, and Cladode Area Index (CAI) values in Nopalea cochinillifera Salm Dyck cv. Miúda, and how these variables related to productivity. The experimental design was random blocks, using a sub-sub-plot arrangement with four replicates. Fertilization with 30,000 kg OM ha-1 year-1 increased cladode width by 9.8 % and length by 17.8 % compared to the control. Cladode perimeter increased proportionally to OM fertilization level. At the optimum fertilization level (25,970 kg ha-1) the CAI value was 68.29 % higher than the control. Mineral fertilization only affected cladode perimeter at 120 kg ha-1 and only with an annual cut; however, at this fertilization level the CAI value was higher with a biennial cut. Organic matter fertilization increased cladode width and length, and CAI values in N. cochenillifera cv. Miúda, while mineral fertilization had only a minimal effect. Biennial cutting frequency results in higher CAI values. Correlations were high between the evaluated variables and dry matter production, highlighting the utility of morphological variables in evaluating productivity.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Nopal forrajero]]></kwd>
<kwd lng="es"><![CDATA[Cladodio (IAC)]]></kwd>
<kwd lng="es"><![CDATA[Fertilización]]></kwd>
<kwd lng="es"><![CDATA[Frecuencia de corte]]></kwd>
<kwd lng="en"><![CDATA[Forage cactus]]></kwd>
<kwd lng="en"><![CDATA[Cladode area index (CAI)]]></kwd>
<kwd lng="en"><![CDATA[Fertilization]]></kwd>
<kwd lng="en"><![CDATA[Cut frequency]]></kwd>
</kwd-group>
</article-meta>
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