<?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>S2007-09342015000902105</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v0i11.779</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto de una película plástica modificada en aspectos agronómicos del cultivo de tomate (Solanum lycopersicum L.)]]></article-title>
<article-title xml:lang="en"><![CDATA[Effect of a plastic film modified in agronomic aspects of tomato (Solanum lycopersicum L.)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Enciso]]></surname>
<given-names><![CDATA[Ema Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosa Ibarra]]></surname>
<given-names><![CDATA[Manuel De La]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quezada Martin]]></surname>
<given-names><![CDATA[María del Rosario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arellano García]]></surname>
<given-names><![CDATA[Marco Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro  ]]></institution>
<addr-line><![CDATA[Buenavista, Saltillo Coahuila]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro de Investigación en Química Aplicada Departamento de Agroplásticos ]]></institution>
<addr-line><![CDATA[Saltillo Coahuila]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2015</year>
</pub-date>
<volume>6</volume>
<numero>spe11</numero>
<fpage>2105</fpage>
<lpage>2113</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342015000902105&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342015000902105&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342015000902105&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El objetivo del estudio fue conocer el efecto de una cubierta para invernadero modificada (CIQA) en algunas variables agronómicas de plantas de tomate. El trabajo se realizó en el Centro de investigación en Química Aplicada, en Saltillo Coahuila, México en 2013. Se instalaron dos invernaderos, uno con la cubierta convencional y en el otro la película modificada, se midió la Radiación fotosintéticamente activa (PAR) y la temperatura al interior y exterior de los invernaderos. Se estableció un cultivo de tomate y se determinó el diámetro de tallo, altura, área foliar y la acumulación de biomasa en siete fechas durante el desarrollo del cultivo, también se determinó el tamaño del fruto y rendimiento. Las lecturas máximas de PAR fueron mayores en el exterior, luego en el invernadero convencional y por último en el invernadero CIQA. En cuanto a temperatura, las lecturas más altas se presentaron en el invernadero de plástico convencional, seguido por CIQA y el exterior. Se encontraron diferencias en la altura en dos fechas de muestreo, en el primer muestreo la mayor altura la obtuvieron las plantas bajo la película CIQA, con 54.33 cm y 47.33 con la cubierta convencional, para el quinto muestreo la altura fue de 252.66 cm, en las plantas bajo el plástico convencional y 231.66 cm para las plantas con el plástico CIQA. Lo anterior permite concluir que la película plástica CIQA, disminuye la radiación y la temperatura al interior del invernadero, lo que no afecta los parámetros agronómicos de plantas de tomate.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The aim was to study the effect of a modified cover for greenhouse (CIQA) in some agronomic traits of tomato plants. The work was conducted at the Center for Research in Applied Chemistry in Saltillo Coahuila, Mexico in 2013. Greenhouses were set, one with the conventional film and the other with the modified film, the photosynthetically active radiation (PAR) was measured and the temperature inside and outside of greenhouses. A tomato crop was established and, the stem diameter, height, leaf area and biomass accumulation in seven dates during the growing season was determined, fruit size and yield were also determined. The maximum PAR readings were higher abroad, then the conventional greenhouse and finally in the greenhouse CIQA. As for temperature, the highest readings were made in the conventional plastic greenhouse, followed by CIQA and abroad. Differences in height in two sampling dates, in the first sampling as high as the obtained plants under the film CIQA with 54.33 cm and 47.33 with the conventional film, for the fifth sampling height was 252.66 cm in plants under conventional plastic and 231.66 cm for plants with plastic CIQA. This leads to the conclusion that the plastic film CIQA decreases radiation and temperature inside the greenhouse, which does not affect agronomic parameters of tomato plants.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Solanum lycopersicum]]></kwd>
<kwd lng="es"><![CDATA[radiación]]></kwd>
<kwd lng="es"><![CDATA[temperatura]]></kwd>
<kwd lng="en"><![CDATA[Solanum lycopersicum]]></kwd>
<kwd lng="en"><![CDATA[radiation]]></kwd>
<kwd lng="en"><![CDATA[temperature]]></kwd>
</kwd-group>
</article-meta>
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