<?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>2007-0934</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias agrícolas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Cienc. Agríc]]></abbrev-journal-title>
<issn>2007-0934</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-09342016000801801</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Rendimiento de grano y características fenotípicas de maíz: efecto de ambiente y dosis de fertilización]]></article-title>
<article-title xml:lang="en"><![CDATA[Grain yield and phenotypic characteristics of maize: effect of environment and fertilization doses]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez Montiel]]></surname>
<given-names><![CDATA[Noel Orlando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palemón Alberto]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reyes García]]></surname>
<given-names><![CDATA[Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Galeno]]></surname>
<given-names><![CDATA[César del Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cantú Almaguer]]></surname>
<given-names><![CDATA[Miguel Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Juárez López]]></surname>
<given-names><![CDATA[Porfirio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ascencio Álvarez]]></surname>
<given-names><![CDATA[Ada]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Guerrero  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,INIFAP Campo Experimental Iguala ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma del estado de Morelos  ]]></institution>
<addr-line><![CDATA[Cuernavaca Morelos]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Tecnológica de la Mixteca Instituto de industrias ]]></institution>
<addr-line><![CDATA[Huajuapan de León Oaxaca]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2016</year>
</pub-date>
<volume>7</volume>
<numero>8</numero>
<fpage>1801</fpage>
<lpage>1813</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342016000801801&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342016000801801&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342016000801801&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El maíz es la principal fuente de alimento y es el cultivo que mayor superficie ocupa en México. En el estado de Guerrero existe gran diversidad de regiones agroecológicas que se distinguen por su altitud, temperatura, tipo de suelo, distribución de lluvias, donde los agricultores siembran híbridos, variedades y poblaciones nativas de maíz bajo condiciones de riego y temporal. El objetivo del presente trabajo fue examinar el efecto de diferentes dosis de nitrógeno y fósforo, en características fenotípicas y rendimiento de tres genotipos de maíz en dos ambientes de la región norte del estado de Guerrero. El experimento se estableció en Iguala y Apaxtla, Guerrero en el ciclo primavera verano - 2013. Los genotipos fueron VS-535, A-7573 y V-537C. Se estudiaron dosis de nitrógeno (100, 150 y 200 kg ha-1) y de fósforo (60, 90 y 120 kg ha-1), bajo un diseño experimental de bloques completos al azar con tres repeticiones en arreglo factorial. La unidad experimental fue de cuatro surcos de cinco metros de longitud, distancia entre surcos a 0.80 m. Se cuantificaron: altura de la planta, altura de mazorca, sanidad de la mazorca, rendimiento de grano. Los resultados indicaron que en las cuatro variables cuantificadas, se detectaron efectos significativos. En Apaxtla, la altura de planta, altura de mazorca, sanidad de la mazorca y rendimiento de grano fueron superiores a los observados en Iguala, Guerrero. El tratamiento nueve (VS-535+200N+120P) expresó mayor sanidad de mazorca y rendimiento de grano. La V-537C fue superior en altura de planta y rendimiento de grano respecto a VS-535 y A-7573, y fueron semejantes los tres genotipos en altura y sanidad de la mazorca. La aplicación de 200 unidades de N aumentó la altura de planta y 90 unidades de P incrementó la altura de mazorca, sanidad de la mazorca y rendimiento de grano t ha-1.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Corn is the main source of food and the largest crop cultivated in Mexico. In the state of Guerrero there is great diversity of agro-ecological regions distinguished by its altitude, temperature, soil type, rainfall distribution, where farmers grow hybrid varieties and native population&#8217;s of corn under irrigation and rainfed conditions. The objective of this study was to assess the effect of different doses of nitrogen and phosphorus in phenotypic characteristics and yield of three maize genotypes in two environments in the northern region of the state of Guerrero. The experiment was established in Iguala and Apaxtla, Guerrero during the spring-summer cycle - 2013. The genotypes were VS-535, A-7573 and V-537C. Nitrogen doses (100, 150 and 200 kg ha-1) and phosphorus (60, 90 and 120 kg ha-1), under a randomized complete block design with three replications in factorial arrangement. The experimental unit consisted of four rows of five meters length, row spacing 0.80 m. Recording: plant height, ear height, cob health, grain yield. The results indicated that in the four quantified variables, significant effects were detected. In Apaxtla, plant height, ear height, cob health and grain yield were higher than those observed in Iguala, Guerrero. Treatment nine (VS-535 + 200N + 120P) expressed greater cob health and grain yield. V-537C was higher in plant height and grain yield compared to VS-535 and A-7573, and the three genotypes were similar in height and cob health. The application of 200 units of N increased plant height and 90 units of P increased ear height, cob health and grain yield t ha-1.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Zea mays L.]]></kwd>
<kwd lng="es"><![CDATA[dosis de fertilización]]></kwd>
<kwd lng="es"><![CDATA[características fenotípicas y rendimiento de grano]]></kwd>
<kwd lng="en"><![CDATA[Zea mays L.]]></kwd>
<kwd lng="en"><![CDATA[fertilization dose]]></kwd>
<kwd lng="en"><![CDATA[phenotypic characteristics and grain yield]]></kwd>
</kwd-group>
</article-meta>
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