<?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>2007-1132</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias forestales]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. de cienc. forestales]]></abbrev-journal-title>
<issn>2007-1132</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-11322018000400115</article-id>
<article-id pub-id-type="doi">10.29298/rmcf.v8i48.123</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Crecimiento y estado nutrimental de una plantación de Pinus cooperi Blanco fertilizada con N-P-K]]></article-title>
<article-title xml:lang="en"><![CDATA[Nutritional status and growth of a Pinus cooperi Blanco plantation fertilized with N-P-K]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Valera]]></surname>
<given-names><![CDATA[Rafael Ricardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López López]]></surname>
<given-names><![CDATA[Miguel Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flores Nieves]]></surname>
<given-names><![CDATA[Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Superior de Zacapoaxtla División de Ingeniería Forestal ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados Posgrado en Ciencias Forestales ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2018</year>
</pub-date>
<volume>9</volume>
<numero>48</numero>
<fpage>115</fpage>
<lpage>134</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11322018000400115&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11322018000400115&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11322018000400115&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La producción de madera en México ha disminuido drásticamente, mientras la demanda se ha incrementado en los últimos años. La productividad del bosque depende de varios factores ambientales, como la radiación solar, temperatura, agua y disponibilidad de nutrimentos, entre otros. En la presente investigación se estudió el efecto de la fertilización química (N, P y K) sobre el crecimiento de brinzales de Pinus cooperi, a dos años de su establecimiento en campo. Se incluyeron tres dosis de urea (N: 0.0, 4.0, 8.0); tres de superfosfato simple de calcio (P: 0.0, 3.5, 7.0); y tres de sulfato de potasio (K: 0.0, 3.28, 6.5) gramos árbol-1. La combinación de los niveles de los tres nutrimentos probados produjo 27 tratamientos, mismos que se aplicaron a los brinzales, con una altura promedio de 80 cm. Se determinó que el nitrógeno, probablemente, limita el crecimiento de Pinus cooperi en el sitio de plantación. La aplicación de fósforo generó el mayor incremento de diámetro basal, lo que indica que es el nutrimento más deficiente en el área de estudio. Se determinó que el potasio no tiene efecto positivo en el diámetro ni en la altura de los árboles, lo cual implica que este presenta un nivel satisfactorio de disponibilidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Timber production in Mexico has decreased dramatically, while demand has increased in recent years. The productivity of the forest depends on various environmental factors, including solar radiation, temperature, water and nutrient availability. The present research studied the effect of chemical fertilization (N, P and K) on the growth of seedlings of Pinus cooperi two years after its establishment in field. We included three doses of urea (N: 0.0, 4.0, 8.0), three of simple calcium superphosphate (P: 0.0, 3.5, 7.0), and three of potassium sulphate (K: 0.0, 3.28, 6.5) grams tree-1. The combination of the levels of the three tested nutrients corresponded to 27 treatments, which were applied to the seedlings with an average height of 80 cm. It was determined that the nitrogen probably limits the growth of Pinus cooperi in the plantation site. The application of phosphorus generated the largest increase in basal diameter, indicating that it is the most deficient nutrient in the area. It was determined that potassium has no positive effect on the diameter or the height of the trees, which suggests a satisfactory level of availability.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Diagnóstico nutrimental]]></kwd>
<kwd lng="es"><![CDATA[diámetro basal]]></kwd>
<kwd lng="es"><![CDATA[estado nutrimental]]></kwd>
<kwd lng="es"><![CDATA[fertilización química]]></kwd>
<kwd lng="es"><![CDATA[nutrimento]]></kwd>
<kwd lng="es"><![CDATA[pino]]></kwd>
<kwd lng="en"><![CDATA[Nutritional diagnosis]]></kwd>
<kwd lng="en"><![CDATA[basal diameter]]></kwd>
<kwd lng="en"><![CDATA[nutritional status]]></kwd>
<kwd lng="en"><![CDATA[chemical fertilization]]></kwd>
<kwd lng="en"><![CDATA[nutrient]]></kwd>
<kwd lng="en"><![CDATA[pine]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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<given-names><![CDATA[C. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Research Strategies for Long-term Site Productivity]]></source>
<year>1989</year>
<numero>8</numero>
<issue>8</issue>
<page-range>93-109</page-range><publisher-loc><![CDATA[Seattle, WA USA ]]></publisher-loc>
<publisher-name><![CDATA[Research Institute]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wells]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Allen]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<source><![CDATA[When and where apply fertilizer? A loblolly pine management guide]]></source>
<year>1985</year>
<publisher-name><![CDATA[USDA Forest Service]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
