<?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>S2007-09342017000100119</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v8i1.76</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de dosis de biosólidos urbanos en maíz bajo condiciones de invernadero]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of doses of urban biosolids in maize under greenhouse conditions]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Flores]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramos-Barragán]]></surname>
<given-names><![CDATA[Jacqueline Esther]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tornero-Campante]]></surname>
<given-names><![CDATA[Mario Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Murillo-Murillo]]></surname>
<given-names><![CDATA[Misael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Tecnológico de Puebla  ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Benemérita Universidad Autónoma de Puebla Ciudad Universitaria ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2017</year>
</pub-date>
<volume>8</volume>
<numero>1</numero>
<fpage>119</fpage>
<lpage>132</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342017000100119&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342017000100119&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342017000100119&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los biosólidos poseen características que pueden mejorar la fertilidad de los suelos. Generalmente, las estrategias para el uso agrícola de biosólidos no están basadas en estudios que respalden las dosis aplicadas a cultivos específicos. Es necesario realizar investigación previa para aplicar biosólidos en un determinado cultivo; los efectos que se produzcan dependen del clima, tipo de suelo y calidad de los biosólidos. El objetivo de este estudio fue evaluar, bajo condiciones de invernadero, los efectos que diferentes dosis de biosólidos producen sobre la calidad de la planta de maíz, el contenido de metales pesados en la misma y las características químicas del suelo de la zona sur del municipio de Puebla. El estudio se desarrolló en 2013 bajo condiciones de invernadero; tuvo una duración de 120 días. Se utilizó un diseño experimental completamente al azar con seis tratamientos y cuatro repeticiones. Los tratamientos fueron diferentes dosis de biosólidos: T1= 100 t ha-1, T2= 200 t ha-1, T3= 300 t ha-1, T4= 400 t ha-1, T5= 500 t ha-1, TC= suelo sin biosólidos. Se midieron variables vegetativas, propiedades químicas del suelo y metales pesados en raíz, tallo y hojas de la planta. Para las variables vegetativas no existe diferencia estadística entre los tratamientos. Las propiedades químicas del suelo mejoran y son adecuadas en los tratamientos con dosis más altas. Los contenidos de metales pesados en las diferentes partes de la planta son adecuados para su desarrollo y el contenido de plomo no representa riesgo de toxicidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The biosolids have characteristics that can improve the fertility of soils. Generally, strategies for the agricultural use of biosolids are not based on studies that support the doses applied to specific crops. It is necessary to carry out previous research to apply biosolids in a given crop; the effects that are produced depend on the climate, type of soil and quality of the biosolids. The objective of this study was to evaluate, under greenhouse conditions, the effects that different doses of biosolids produce on the quality of the maize plant, the heavy metal content in it and the chemical characteristics of the soil of the southern zone of the municipality of Puebla. The study was developed in 2013 under greenhouse conditions; had a duration of 120 days. A completely randomized experimental design with six treatments and four replicates was used. The treatments were different doses of biosolids: T1= 100 t ha-1, T2= 200 t ha-1, T3= 300 t ha-1, T4= 400 t ha-1, T5= 500 t ha-1, TC= soil without biosolids. The vegetative variables, soil chemical properties and heavy metals were measured in root, stem and leaves of the plant. For the vegetative variables, there is no statistical difference between treatments. The chemical properties of the soil improve and are adequate in the treatments with higher doses. The content of heavy metals in the different parts of the plant are suitable for their development and the plumbum content does not represent risk of toxicity.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Zea mays L.]]></kwd>
<kwd lng="es"><![CDATA[lodos residuales]]></kwd>
<kwd lng="es"><![CDATA[metales pesados]]></kwd>
<kwd lng="en"><![CDATA[Zea mays L.]]></kwd>
<kwd lng="en"><![CDATA[residual sludge]]></kwd>
<kwd lng="en"><![CDATA[heavy metals]]></kwd>
</kwd-group>
</article-meta>
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