<?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>S2007-09342025000100302</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v16i1.3314</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Fertilización carbónica en invernaderos de media tecnología]]></article-title>
<article-title xml:lang="en"><![CDATA[Carbon fertilization in medium-tech greenhouses]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rico-García]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-Torres]]></surname>
<given-names><![CDATA[Adrián Esteban]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mercado-Luna]]></surname>
<given-names><![CDATA[Adán]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guevara-González]]></surname>
<given-names><![CDATA[Ramón Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-Pacheco]]></surname>
<given-names><![CDATA[Irineo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Querétaro Departamento de Biosistemas Facultad de Ingeniería]]></institution>
<addr-line><![CDATA[ Querétaro]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2025</year>
</pub-date>
<volume>16</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342025000100302&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342025000100302&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342025000100302&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La fertilización carbónica se empleada en agricultura protegida para el incremento de la productividad en los cultivos. Los invernaderos de media tecnología no tienen equipos de control del clima, más que la apertura, eléctrica o manual, de ventanas. En estos invernaderos; por lo general, los valores de temperatura y humedad relativa del aire no son ideales para la fotosíntesis del cultivo en el periodo diurno entre las 10:00 am hasta el anochecer. El estudio de una base de datos de clima de un invernadero de media tecnología, mostró que por las mañanas se tienen condiciones de clima adecuadas para la fotosíntesis del cultivo. En este trabajo, se realizó un experimento con dos invernaderos de media tecnología de 108 m2, se cultivaron jitomate (Solalum lycopersucum) y pepino (Cucumis sativus) en ambos invernaderos, en uno se realizó fertilización carbónica entre las 7:30 y 9:00 h mientras que el otro se mantuvo en un manejo tradicional, sin inyección de CO2. El objetivo del estudio fue evaluar el efecto de la fertilización carbónica sobre la productividad de los cultivos esperando incrementos significativos. Los resultados mostraron aumentos en la productividad semanal del 28% al 59% en jitomate. No hubo diferencias significativas en productividad para pepino.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Carbon fertilization is used in protected agriculture to increase crop productivity. Medium-tech greenhouses do not have climate control equipment other than the electric or manual opening of windows. In these greenhouses, in general, the values of temperature and relative humidity of the air are not ideal for the photosynthesis of the crop in the daytime period between 10:00 am and dusk. The study of a climate database of a medium-tech greenhouse showed that, in the mornings, there are suitable climate conditions for the photosynthesis of the crop. In this work, an experiment was carried out with two medium-tech greenhouses of 108 m2; tomatoes (Solanum lycopersicum) and cucumbers (Cucumis sativus) were grown in both greenhouses; one received carbon fertilization between 7:30 and 9:00 h, whereas the other was maintained with traditional management, without CO2 injection. This study aimed to evaluate the effect of carbon fertilization on crop productivity, expecting significant increases. The results showed increases in weekly productivity of 28% to 59% in tomatoes. There were no significant differences in productivity for cucumbers.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[clima interno adecuado]]></kwd>
<kwd lng="es"><![CDATA[inyección de CO2]]></kwd>
<kwd lng="es"><![CDATA[productividad del cultivo]]></kwd>
<kwd lng="en"><![CDATA[adequate internal climate]]></kwd>
<kwd lng="en"><![CDATA[CO2 injection]]></kwd>
<kwd lng="en"><![CDATA[crop productivity]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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