<?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>S2007-09342017000801759</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v8i8.700</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Fertilización orgánica-mineral del cultivo de amaranto (Amaranthus hypochondriacus L.)]]></article-title>
<article-title xml:lang="en"><![CDATA[Organic-mineral fertilization of amaranth (Amaranthus hypochondriacus L.)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romero Romano]]></surname>
<given-names><![CDATA[Carlos Osvaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ocampo Mendoza]]></surname>
<given-names><![CDATA[Juventino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sandoval Castro]]></surname>
<given-names><![CDATA[Engelberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Navarro Garza]]></surname>
<given-names><![CDATA[Hermilio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Franco Mora]]></surname>
<given-names><![CDATA[Omar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calderón Sánchez]]></surname>
<given-names><![CDATA[Francisco]]></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[San Pedro Cholula Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados Campus Montecillo ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma del Estado de México Campus El cerrito ]]></institution>
<addr-line><![CDATA[Toluca ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2017</year>
</pub-date>
<volume>8</volume>
<numero>8</numero>
<fpage>1759</fpage>
<lpage>1771</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342017000801759&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342017000801759&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342017000801759&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El objetivo de ésta investigación fue evaluar el efecto de diferentes dosis de fertilización orgánica-mineral en el rendimiento de grano y altura de planta de amaranto; además, de determinar si existe correlación alguna entre las densidades de plantas y el rendimiento. El diseño experimental utilizado fue bloques completamente al azar con cuatro repeticiones. El experimento se condujo bajo el sistema tradicional de siembra directa durante los ciclos de cultivo (2014-2015). Los tratamientos se obtuvieron por medio de la matriz Plan Puebla I, los factores y niveles de estudio fueron: nitrógeno (20, 40, 80 y 100 kg ha-1), fósforo (0, 20, 40 y 60 kg ha-1) y composta de estiércol de bovino (0.5, 1, 2 y 3 t ha-1), agregándose 40 kg ha-1 de potasio a los tratamientos y el testigo (00-00-00-00). Las variables evaluadas fueron rendimiento de grano por m2, rendimiento por planta y altura de planta. Al momento del corte de panoja también se contó el número de plantas por unidad experimental con la finalidad de correlacionar la densidad de plantas y el rendimiento. Se encontraron diferencias estadísticamente significativas (Tukey, p&lt; 0.05) en altura de planta, rendimiento por planta y rendimiento por m2; en ambas variables de rendimiento el mejor tratamiento fue 80-20-00 kg ha-1 de N-P-K más una tonelada de composta. Se encontró una correlación negativa significativa (r2= -0.38982; Pearson, p&lt; 0.05) entre el número de plantas y altura de planta; y entre número de plantas y rendimiento por planta (r2= -0.73993; Pearson, p&lt; 0.05).]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The objective of this research was to evaluate the effect of different doses of organic-mineral fertilization on grain yield and height of amaranth plant; in addition, to determine if there is any correlation between plant densities and yield. The experimental design used was completely randomized blocks with four replicates. The experiment was conducted under the traditional system of direct sowing during cropping cycles (2014-2015). The treatments were obtained through the Plan Puebla I matrix, the factors and study levels were: nitrogen (20, 40, 80 and 100 kg ha -1 ), phosphorus (0, 20, 40 and 60 kg ha -1 ) and composed of bovine manure (0.5, 1, 2 and 3 t ha -1 ), adding 40 kg ha -1 of potassium to the treatments and the control (00-00-00-00). The variables evaluated were grain yield per m2, yield per plant and plant height. The number of plants per experimental unit was also counted at the time of panicle cut in order to correlate plant density and yield. Statistically significant differences (Tukey, p&lt; 0.05) were found in plant height, yield per plant and yield per m2; in both performance variables the best treatment was 80-20-00 kg ha -1 of N-P-K plus one ton of compost. A significant negative correlation (r= -0.38982; Pearson, p&lt; 0.05) was found between the number of plants and plant height; and between plant numbers and yield per plant (r2= -0.73993; Pearson, p&lt; 0.05).]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[altura de plantas]]></kwd>
<kwd lng="es"><![CDATA[composta]]></kwd>
<kwd lng="es"><![CDATA[densidad de plantas]]></kwd>
<kwd lng="es"><![CDATA[rendimiento]]></kwd>
<kwd lng="es"><![CDATA[sistema tradicional de siembra]]></kwd>
<kwd lng="en"><![CDATA[compost]]></kwd>
<kwd lng="en"><![CDATA[plant density]]></kwd>
<kwd lng="en"><![CDATA[plant height]]></kwd>
<kwd lng="en"><![CDATA[yield]]></kwd>
<kwd lng="en"><![CDATA[traditional planting system]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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