<?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>2007-4018</journal-id>
<journal-title><![CDATA[Revista Chapingo serie ciencias forestales y del ambiente]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Chapingo ser. cienc. for. ambient]]></abbrev-journal-title>
<issn>2007-4018</issn>
<publisher>
<publisher-name><![CDATA[Universidad Autónoma Chapingo, Coordinación de Revistas Institucionales]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-40182017000200155</article-id>
<article-id pub-id-type="doi">10.5154/r.rchscfa.2016.01.004</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Species-specific and regional volume models for 12 forest species in Durango, Mexico]]></article-title>
<article-title xml:lang="es"><![CDATA[Modelos de volumen específicos y regionales para 12 especies forestales en el estado de Durango, México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Simental-Cano]]></surname>
<given-names><![CDATA[Bernardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Sánchez]]></surname>
<given-names><![CDATA[Carlos A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Wehenkel]]></surname>
<given-names><![CDATA[Christian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-Larreta]]></surname>
<given-names><![CDATA[Benedicto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[Juan G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[José J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Juárez del Estado de Durango Instituto de Silvicultura e Industria de la Madera ]]></institution>
<addr-line><![CDATA[Ciudad Universitaria Durango]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Tecnológico de El Salto  ]]></institution>
<addr-line><![CDATA[El Salto, Pueblo Nuevo Durango]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Santiago de Compostela Departamento de Enxeñería Agroforestal Escuela Politécnica Superior]]></institution>
<addr-line><![CDATA[ Lugo]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2017</year>
</pub-date>
<volume>23</volume>
<numero>2</numero>
<fpage>155</fpage>
<lpage>171</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-40182017000200155&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-40182017000200155&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-40182017000200155&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Estimating the volume of individual trees is an important aspect in dendrometry and in the conducting of forest inventories.  Objective: Significant differences were evaluated in additive equation systems for estimating the total volume of individual trees in nine species of the genus Pinus (P. cooperi, P. durangensis, P. arizonica, P. leiophylla, P. teocote, P. engelmannii, P. lumholtzii, P. strobiformisand P. herrerae), and three of the genus Quercus (Q. sideroxyla, Q. durifoliaand Q. rugosa), and among regional forest management units (UMAFOR) when dealing with the same species.  Materials and methods: To evaluate whether equation systems are different among tree species of the same genus and among the UMAFORs for the same species, two complementary statistical analyzes were used based on the fitting of a reduced and a full equation system: the F test of nonlinear extra sum of squares method, and the parameter significance analysis.  Results and discussion: For most of the species studied, equation systems are significantly different. The need to use regional models in 10 of the 12 tree species, except for P. strobiformis and Q. rugosa, is also reported.  Conclusion: The use of a state model for P. strobiformis and Q. rugosa is recommended.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La estimación del volumen de árboles individuales es un aspecto relevante en la dendrometría y en la realización de inventarios forestales.  Objetivo:  Se evaluaron diferencias significativas en sistemas de ecuaciones aditivas para la estimación de volumen total de árboles individuales en nueve especies de Pinus (P. cooperi, P. durangensis, P. arizonica, P. leiophylla, P. teocote, P. engelmannii, P. lumholtzii, P. strobiformis y P. herrerae), y tres de Quercus (Q. sideroxyla, Q. durifolia y Q. rugosa), y entre unidades de manejo forestal regional (UMAFOR) cuando se trata de una misma especie.  Materiales y métodos:  Para evaluar si el sistema de ecuaciones difiere entre especies de un mismo género y entre las UMAFOR para una misma especie, se utilizaron dos análisis estadísticos complementarios basados en el ajuste de un sistema reducido y un sistema completo de ecuaciones: la prueba F asociada al método de la suma adicional de cuadrados no lineales y el análisis de significancia de los parámetros.  Resultados y discusión:  Para la mayoría de las especies estudiadas, los sistemas de ecuaciones son significativamente diferentes. Se reporta la necesidad de utilizar modelos regionales en 10 de las 12 especies, exceptuando a P. strobiformis y Q. rugosa.  Conclusiones: Se recomienda el empleo de un modelo estatal para P. strobiformis y Q. rugosa.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[UMAFOR]]></kwd>
<kwd lng="en"><![CDATA[Pinus]]></kwd>
<kwd lng="en"><![CDATA[Quercus]]></kwd>
<kwd lng="en"><![CDATA[reduced equation system]]></kwd>
<kwd lng="en"><![CDATA[full equation system]]></kwd>
<kwd lng="es"><![CDATA[UMAFOR]]></kwd>
<kwd lng="es"><![CDATA[Pinus]]></kwd>
<kwd lng="es"><![CDATA[Quercus]]></kwd>
<kwd lng="es"><![CDATA[sistema reducido de ecuaciones]]></kwd>
<kwd lng="es"><![CDATA[sistema completo de ecuaciones]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Aguilera]]></surname>
<given-names><![CDATA[R. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Pinus ayacahuite Ehren, paquete tecnológico]]></source>
<year>2001</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[CONAFOR.]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Barrio-Anta]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Balboa]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Castedo]]></surname>
<given-names><![CDATA[D. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Diéguez-Aranda]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[An ecoregional model for estimating volume, biomass and carbon pools in maritime pine stands in Galicia (northwestern Spain)]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2006</year>
<volume>223</volume>
<page-range>24&#8210;34</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bates]]></surname>
<given-names><![CDATA[D. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Watts]]></surname>
<given-names><![CDATA[D. G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Nonlinear regression analysis and its applications]]></source>
<year>1988</year>
<publisher-loc><![CDATA[New York, USA ]]></publisher-loc>
<publisher-name><![CDATA[Wiley]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Calama]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Cañadas]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Montero]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Inter-regional variability in site index models for even-aged stands of stone pine (Pinus pinea L.) in Spain]]></article-title>
<source><![CDATA[Annals of Forest Science]]></source>
<year>2003</year>
<volume>60</volume>
<page-range>259-69</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castedo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrio]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Parresol]]></surname>
<given-names><![CDATA[B. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A stochastic height-diameter model for maritime pine ecoregions in Galicia (north-western Spain).]]></article-title>
<source><![CDATA[Annals of Forest Science]]></source>
<year>2005</year>
<volume>62</volume>
<page-range>455-65</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruíz-González]]></surname>
<given-names><![CDATA[A. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Gadow]]></surname>
<given-names><![CDATA[Kv.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Compatible height and site index models for five pine species in El Salto Durango (Mexico)]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2004</year>
<volume>201</volume>
<page-range>145-60</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrio]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Diéguez-Aranda]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguirre]]></surname>
<given-names><![CDATA[C. O.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Use of stump diameter to estimate diameter at breast height and tree volume for major pines species in El Salto, Durango (Mexico)]]></article-title>
<source><![CDATA[Forestry]]></source>
<year>2007</year>
<volume>80</volume>
<page-range>29&#8210;40</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Diéguez-Aranda]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Castedo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A merchantable volume system for major pine species in El Salto, Durango (Mexico)]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2007</year>
<volume>238</volume>
<page-range>118&#8210;129</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Crecente-Campo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[J.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Local and generalized height-diameter models with random parameters for mixed, uneven-aged forests in Northwestern Durango, Mexico]]></article-title>
<source><![CDATA[Forest Ecosystems]]></source>
<year>2014</year>
<volume>1</volume>
<numero>6</numero>
<issue>6</issue>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[López-Sánchez]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterization of diameter structures of natural forests of northwest of Durango, Mexico]]></article-title>
<source><![CDATA[Revista Chapingo Serie Ciencias Forestales y del Ambiente]]></source>
<year>2015</year>
<volume>21</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>221-36</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corral]]></surname>
<given-names><![CDATA[R. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Návar]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[S. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ajuste de funciones de ahusamiento a los perfiles fustales de cinco Pináceas de la región de El Salto, Durango]]></article-title>
<source><![CDATA[Madera y Bosques]]></source>
<year>1999</year>
<volume>5</volume>
<page-range>53&#8210;65</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cunia]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Weighted least squares methods and construction of volume tables]]></article-title>
<source><![CDATA[Forest Science]]></source>
<year>1964</year>
<volume>10</volume>
<page-range>180&#8210;191</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="book">
<collab>Cámara de Diputados del H. Congreso de la Unión</collab>
<source><![CDATA[Ley de desarrollo forestal sustentable]]></source>
<year>2003</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Diario Oficial de la Federación]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Diéguez]]></surname>
<given-names><![CDATA[A. U.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrio]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Castedo]]></surname>
<given-names><![CDATA[D. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ruíz]]></surname>
<given-names><![CDATA[G. A. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez]]></surname>
<given-names><![CDATA[T. M. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez]]></surname>
<given-names><![CDATA[G. J. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Rojo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Dendrometría]]></source>
<year>2003</year>
<publisher-loc><![CDATA[Madrid, España ]]></publisher-loc>
<publisher-name><![CDATA[Fundación Conde del Valle de Salazar-Ediciones Mundi-Prensa]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[M. S.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Márquez]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Vegetación y ecorregiones de Durango]]></source>
<year>2007</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Plaza y Valdés Editores-Instituto Politécnico Nacional]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Harvey]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estimating regression models whit multiplicative heteroscedastiticity]]></article-title>
<source><![CDATA[Econometrica]]></source>
<year>1976</year>
<volume>44</volume>
<page-range>461&#8210;465</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Huang]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Price]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Titus]]></surname>
<given-names><![CDATA[S. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Development of ecoregion-based height-diameter models for white spruce in boreal forests]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2000</year>
<volume>129</volume>
<page-range>125-41</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Larson]]></surname>
<given-names><![CDATA[P. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Stem form development of forest trees]]></source>
<year>1963</year>
<publisher-loc><![CDATA[USA ]]></publisher-loc>
<publisher-name><![CDATA[Society of American Foresters]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López-Serrano]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[López Sánchez]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Solís-Moreno]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Geospatial estimation of above ground forest biomass in the Sierra Madre Occidental in the State of Durango, Mexico]]></article-title>
<source><![CDATA[Forests]]></source>
<year>2016</year>
<volume>7</volume>
<numero>70</numero>
<issue>70</issue>
<page-range>1&#8210;13</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Antúnez]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Wehenkel]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández-Díaz]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Elizondo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Pinedo-Álvarez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of climate and physiography on the density of tree and shrub species in Northwest Mexico]]></article-title>
<source><![CDATA[Polish Journal Ecology]]></source>
<year>2013</year>
<volume>61</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>283-95</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Parresol]]></surname>
<given-names><![CDATA[B. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Assessing tree and stand biomass: A review whit examples and critical comparisons]]></article-title>
<source><![CDATA[Forest Science]]></source>
<year>1999</year>
<volume>45</volume>
<page-range>573&#8210;593</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Quiñonez-Barraza]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[De los Santos-Posadas]]></surname>
<given-names><![CDATA[H. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[J. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Velázquez-Martínez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sistema compatible de ahusamiento y volumen comercial para las principales especies de Pinus en Durango, México]]></article-title>
<source><![CDATA[Agrociencia]]></source>
<year>2014</year>
<volume>48</volume>
<page-range>553&#8210;567</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schilaegel]]></surname>
<given-names><![CDATA[B. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Acer negundo biomasas componet regression analysis for the Mississipi Delta]]></article-title>
<source><![CDATA[Forest Science]]></source>
<year>1982</year>
<volume>28</volume>
<page-range>355&#8210;358</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Schumacher]]></surname>
<given-names><![CDATA[F. X.]]></given-names>
</name>
<name>
<surname><![CDATA[Hall]]></surname>
<given-names><![CDATA[F. D. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Logarihmic expression of timber-tree volume]]></article-title>
<source><![CDATA[Journal of Agricultural Research]]></source>
<year>1933</year>
<volume>47</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>719&#8210;734</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<collab>Statistical Analysis System Institute Inc. (SAS)</collab>
<source><![CDATA[SAS/ETS® 9.2. User&#8217;s guide]]></source>
<year>2008</year>
<publisher-loc><![CDATA[Cary, NC, USA ]]></publisher-loc>
<publisher-name><![CDATA[Author.]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
