<?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>0258-5936</journal-id>
<journal-title><![CDATA[Cultivos Tropicales]]></journal-title>
<abbrev-journal-title><![CDATA[cultrop]]></abbrev-journal-title>
<issn>0258-5936</issn>
<publisher>
<publisher-name><![CDATA[Ediciones INCA]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0258-59362021000200001</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis de diversos aspectos económicos de la producción en huertas de nogales de alta y baja densidad. Estudio de caso]]></article-title>
<article-title xml:lang="en"><![CDATA[Analysis of various economic production aspects in high and low density walnut orchards. Case study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernández-Chávez]]></surname>
<given-names><![CDATA[Margarita]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guerrero-Morales]]></surname>
<given-names><![CDATA[Sergio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Palacios-Monárrez]]></surname>
<given-names><![CDATA[Abdón]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Uranga-Valencia]]></surname>
<given-names><![CDATA[Luisa Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escalera-Ochoa]]></surname>
<given-names><![CDATA[Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-Álvarez]]></surname>
<given-names><![CDATA[Sandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Chihuahua Facultad de Ciencias Agrícolas y Forestales ]]></institution>
<addr-line><![CDATA[Delicias Chihuahua]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>42</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0258-59362021000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0258-59362021000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0258-59362021000200001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El cultivo de nuez pecana, es una de las actividades económicas más importantes en Chihuahua, México. En los últimos años, el precio de la nuez ha aumentado originando una alta rentabilidad, lo que ha motivado al establecimiento de nuevos huertos, con altas densidades (204 árboles por hectárea). Sin embargo, hasta la fecha, no existe información económica confiable que respalde que el cultivo en altas densidades es mejor que en las bajas. Por esta razón, el objetivo de esta investigación fue analizar económicamente la producción de huertos de nuez cultivadas en alta y baja densidad. En este estudio, se utilizó un enfoque de investigación cuantitativa y la información requerida fue recolectada por medio de 66 encuestas (tres por cada año de los 11 analizados de plantaciones de baja y alta densidad) realizadas a los productores de nuez con plantaciones de alta y baja densidad (seis productores por año). De la información de las encuestas, se determinaron los costos de producción y los ingresos por venta de cosecha. Los resultados obtenidos indican que los costos de producción en los primeros cuatro años fueron mayores en las bajas densidades, que en las altas densidades. El rendimiento por nuez, por nogal, a partir del octavo año, fue mayor en bajas densidades que en altas densidades y el rendimiento por hectárea fue mayor en altas densidades, por el mayor número de nogales (nueces por hectárea) que se plantan en altas densidades. La relación costo beneficio fue mayor en bajas densidades que en altas densidades. Hasta la fecha no hay información sobre la producción de nuez en baja y alta densidad, por lo que este estudio es importante para los agricultores, especialmente en México.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The cultivation of pecan nuts is one of the most important economic activities in Chihuahua, Mexico. In recent years, the price of the walnut has increased, causing a high profitability of the walnut, this has motivated several producers to establish new orchards, with high densities (204 trees per hectare). However, to date there is no reliable economic information to support that high densities are better than low ones. For this reason, the objective of this research was to economically analyze the production of high and low density walnut orchards. In this study, a quantitative research approach was used. The required information was collected through 66 surveys (three for each year of the 11 years analyzed of low and high density plantations) carried out to walnut producers with high and low density plantations (6 producers per year). From the information from the surveys, the production costs were determined by considering all the activities carried out in the high and low density plantations and the income from harvest sales. The results obtained indicate that production costs in the first four years were higher at low densities than at high densities. The yield per nut per walnut from the eighth year was higher at low densities than at high densities and the yield per hectare was higher at high densities due to the greater number of walnut trees per hectare that were planted at high densities. The cost benefit ratio was higher at low densities than at high densities. To date there is no information on the production of walnut in low and high density, so this study is important for farmers, especially in Mexico.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[costo]]></kwd>
<kwd lng="es"><![CDATA[ganancias]]></kwd>
<kwd lng="es"><![CDATA[ingresos]]></kwd>
<kwd lng="es"><![CDATA[nuez]]></kwd>
<kwd lng="es"><![CDATA[rendimiento]]></kwd>
<kwd lng="en"><![CDATA[cost]]></kwd>
<kwd lng="en"><![CDATA[yield]]></kwd>
<kwd lng="en"><![CDATA[income]]></kwd>
<kwd lng="en"><![CDATA[profit]]></kwd>
<kwd lng="en"><![CDATA[walnut]]></kwd>
</kwd-group>
</article-meta>
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