<?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>S2007-09342023000600304</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v14i6.3112</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Uso y abuso del fertirriego. Alteración del suelo en invernaderos en la pequeña agricultura]]></article-title>
<article-title xml:lang="en"><![CDATA[Use and abuse of fertigation. Modification of the soil in greenhouses in small-scale agriculture]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Huerta-Naveda]]></surname>
<given-names><![CDATA[Diego]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Galvis-Spinola]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Mendoza]]></surname>
<given-names><![CDATA[Teresa Marcela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delgadillo-Martínez]]></surname>
<given-names><![CDATA[Julián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Chapingo Departamento de Irrigación ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<volume>14</volume>
<numero>6</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342023000600304&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342023000600304&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342023000600304&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La agricultura protegida coadyuva a mejorar la productividad agrícola, pero si el manejo no es el adecuado, incrementará el riesgo de afectar al ambiente y la rentabilidad de los cultivos. Por lo anterior, en el municipio de Tetela de Ocampo, Puebla, durante 2021 se evaluó el ambiente químico del suelo en invernaderos de la región que emplean el fertirriego. Para identificar los pormenores de las actividades agrícolas, se aplicó un cuestionario elaborado ex profeso a agricultores cooperantes, colectando una muestra de suelo compuesta (cinco submuestras) por unidad de producción evaluada y se incluyeron terrenos sin cultivar como referencia de la condición inicial. El análisis de las muestras se basó en la NOM-021-RECNAT-2000 (NOM). El rendimiento promedio anual de jitomate es de 31 ±7.6 kg m-2 y 87% de los invernaderos tienen una superficie inferior a 3 000 m2. Cuentan con asistencia técnica provista por empresas y particulares, que incluyen cursos de capacitación y análisis periódico del suelo. En este estudio se detectaron en el suelo niveles excesivos de todos los indicadores químicos establecidos en la NOM; sin embargo, continúa el mismo programa de fertilización que se realiza desde hace varios años en la región.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Protected agriculture helps improve agricultural productivity, but if the management is not adequate, it will increase the risk of affecting the environment and the profitability of crops. Therefore, in the municipality of Tetela de Ocampo, Puebla, in 2021, the chemical environment of the soil in greenhouses in the region that use fertigation was evaluated. To identify the details of agricultural activities, a questionnaire prepared specifically was applied to cooperating farmers, collecting a composite soil sample (five subsamples) per unit of production evaluated and uncultivated lands were included as a reference of the initial condition. The analysis of the samples was based on the NOM-021-RECNAT-2000 (NOM). The average annual yield of tomato is 31 ±7.6 kg m-2 and 87% of greenhouses have an area of less than 3 000 m2. They have technical assistance provided by companies and individuals, which include training courses and periodic soil analysis. In this study, excessive levels of all the chemical indicators established in the NOM were detected in the soil; nevertheless, the same fertilization program that has been carried out for several years in the region continues.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[ambiente químico edáfico]]></kwd>
<kwd lng="es"><![CDATA[fertilizantes]]></kwd>
<kwd lng="es"><![CDATA[jitomate]]></kwd>
<kwd lng="es"><![CDATA[productividad]]></kwd>
<kwd lng="en"><![CDATA[edaphic chemical environment]]></kwd>
<kwd lng="en"><![CDATA[fertilizers]]></kwd>
<kwd lng="en"><![CDATA[productivity]]></kwd>
<kwd lng="en"><![CDATA[tomato]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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