<?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>0187-5779</journal-id>
<journal-title><![CDATA[Terra Latinoamericana]]></journal-title>
<abbrev-journal-title><![CDATA[Terra Latinoam]]></abbrev-journal-title>
<issn>0187-5779</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de la Ciencia del Suelo A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-57792021000100157</article-id>
<article-id pub-id-type="doi">10.28940/terra.v39i0.1249</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Soil organic carbon and particulate carbon in water in riparian systems under different land use]]></article-title>
<article-title xml:lang="es"><![CDATA[Carbono orgánico del suelo y carbono particulado en el agua en sistemas ribereños bajo diferentes usos del suelo]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guerra-Hernández]]></surname>
<given-names><![CDATA[Eloísa A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz-Flores]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Etchevers-Barra]]></surname>
<given-names><![CDATA[Jorge D.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,aff1  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Autónoma de México Laboratorio de Edafología y Nutrición Vegetal Facultad de Estudios Superiores]]></institution>
<addr-line><![CDATA[Iztapalapa CDMX]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>39</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-57792021000100157&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-57792021000100157&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-57792021000100157&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary: Overexploitation of hydric resources and lack knowledge of interactions between riparian vegetation, water and soil, generates loss of environmental services and ecological degradation in many mountainous riparian environments. In order to characterizing riparian-soils and non-riparian soils, soil organic carbon content and particulate carbon was evaluated as ecological degradation indicators and also degree of association between physical and chemical water properties with those of riparian soils. Twenty sites were selected in lotic systems between 1900-3900 m on slopes Western in Iztaccíhuatl-Popocatépetl National-Park and influence zone. Also variability soil organic carbon content was evaluated at 1 and 5 m from stream (riparian soils) and also at more than 5 m from river (non-riparian soils) in different types of land use. Results showed significant relationships between soil organic carbon, electrical conductivity, pH, total nitrogen and available phosphorus with water properties (temperature, pH, conductivity, nitrates, ammonia, total phosphorus, dissolved oxygen, biochemical oxygen demand and particulate organic carbon). An inverse relationship was observed between soil organic carbon content of with particulate organic carbon, nitrates and nitrites, conductivity and dissolved oxygen. No significant differences were found in riparian-soils organic carbon (1 and 5 m), but there were significant differences in non-riparian soils organic carbon. Both soil organic carbon and water organic carbon particulate contents showed significant differences with respect to land use. Organic carbon contents in preserved riparian soils were higher than 240 Mg SOC ha-1 but in riparian-soils of degraded sites almost fifty times smaller (5 Mg SOC ha-1).]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: La sobreexplotación de recursos hídricos y desconocimiento de interacciones entre vegetación ribereña, agua y suelo, generan pérdidas en servicios ecosistémicos y degradación ecológica en ambientes ribereños de montaña. Además de caracterizar los suelos ribereños y no ribereños se evaluaron, contenidos de carbono orgánico del suelo (COS) y carbono orgánico particulado (COP) en agua, como indicadores de degradación ecológica y el grado de asociación entre propiedades físicas y químicas del agua con las de suelos ribereños. Se estudiaron veinte sitios en un intervalo altitudinal de 1900 a 3900 m en las laderas occidentales del Parque Nacional Iztaccíhuatl-Popocatépetl y zona de influencia. Se evaluó la variabilidad del contenido de carbono orgánico en suelos ribereños a distancias de 1 y 5 m del cauce y a distancias mayores a 5 m del río para suelos no-ribereños en diferentes tipos de uso de suelo. Los resultados mostraron diferencias significativas entre carbono orgánico y conductividad eléctrica, pH, y nitrógeno total, así como el fósforo disponible en el suelo con algunas propiedades del agua (temperatura, pH, conductividad, nitratos, amoniaco, fósforo total, oxígeno disuelto, demanda bioquímica de oxígeno y COP). Se encontraron relaciones inversas entre el contenido de COS y el COP, nitratos y nitritos, conductividad y oxígeno disuelto en agua. Tanto el contenido de COP como el de COS mostraron diferencias significativas entre los diferentes usos del suelo. El COS en suelos ribereños a 1 y 5 m no presentaron diferencias significativas, pero las diferencias si fueron significativas entre suelos riparios y no riparios. Los contenidos de COS en suelos ribereños no deteriorados fueron superiores a 240 Mg COS ha-1, y en suelos ribereños deteriorados fueron casi cincuenta veces menores (5 Mg COS ha-1).]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[natural protected area]]></kwd>
<kwd lng="en"><![CDATA[mountainous lotic systems]]></kwd>
<kwd lng="en"><![CDATA[temperate forests]]></kwd>
<kwd lng="en"><![CDATA[riparian vascular plants]]></kwd>
<kwd lng="en"><![CDATA[and riparian and no-riparian soils]]></kwd>
<kwd lng="es"><![CDATA[área natural protegida]]></kwd>
<kwd lng="es"><![CDATA[bosque templado]]></kwd>
<kwd lng="es"><![CDATA[plantas vasculares ribereñas]]></kwd>
<kwd lng="es"><![CDATA[sistemas lóticos de montaña]]></kwd>
<kwd lng="es"><![CDATA[suelos ribereños]]></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[Aparicio M.]]></surname>
<given-names><![CDATA[F. J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Fundamentos de hidrología de superficie]]></source>
<year>1994</year>
<publisher-loc><![CDATA[México, D. F ]]></publisher-loc>
<publisher-name><![CDATA[Limusa]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<collab>APHA</collab>
<collab>AWWA</collab>
<collab>WPCF</collab>
<source><![CDATA[Métodos normalizados para el análisis de aguas potables y residuales]]></source>
<year>1992</year>
<publisher-loc><![CDATA[Madrid, España ]]></publisher-loc>
<publisher-name><![CDATA[Díaz de Santos]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arriaga]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Espinoza]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguilar]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Loa]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Regiones terrestres prioritarias de México]]></source>
<year>2000</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Comisión Nacional para el Conocimiento y uso de la Biodiversidad]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Balbontín]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz]]></surname>
<given-names><![CDATA[C. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Paz]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Etchevers]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Soil carbon sequestration in different ecoregions of México]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Lal]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Follett]]></surname>
<given-names><![CDATA[R. F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Soil carbon sequestration and the greenhouse effect]]></source>
<year>2009</year>
<numero>57^sSSA Special Publication</numero>
<issue>57^sSSA Special Publication</issue>
<supplement>SSA Special Publication</supplement>
<page-range>71-96</page-range><publisher-loc><![CDATA[Madison, WI, USA ]]></publisher-loc>
<publisher-name><![CDATA[ASA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Berka]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Schreier]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Hall]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Linking water quality with agricultural intensification in a rural watershed]]></article-title>
<source><![CDATA[Water, Air, and Soil Pollution]]></source>
<year>2001</year>
<volume>127</volume>
<page-range>389-401</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Breton-Deval]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Sanchez-Flores]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Juárez]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Vera-Estrella]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Integrative study of microbial community dynamics and water quality along The Apatlaco River]]></article-title>
<source><![CDATA[Environmental Pollution]]></source>
<year>2019</year>
<volume>255</volume>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Challenger]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Conceptos generales acerca de los ecosistemas templados de montaña de México su estado de conservación]]></source>
<year>2003</year>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chavarin-Pineda]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Reynoso]]></surname>
<given-names><![CDATA[E. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz-Flores]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Tenorio-Arvide]]></surname>
<given-names><![CDATA[M. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Linares-Fleites]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Valera-Pérez]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Soil quality in volcanic soils in a forest biosphere reserve in Mexico]]></article-title>
<source><![CDATA[Soil and Water Research]]></source>
<year>2021</year>
<volume>16</volume>
<page-range>217-27</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="">
<collab>CONANP (Comisión Nacional de Áreas Naturales Protegidas)</collab>
<source><![CDATA[Reglamento Interno del Consejo Nacional de Áreas Naturales Protegidas]]></source>
<year>2008</year>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corbacho]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Costillo]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Patterns of structural complexity and human disturbance of riparian vegetation in agriculture landscapes of a Mediterranean area]]></article-title>
<source><![CDATA[Agriculture Ecosystems &amp; Environment]]></source>
<year>2003</year>
<volume>95</volume>
<numero>2-3</numero>
<issue>2-3</issue>
<page-range>495-507</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cruz-Flores]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Etchevers-Barra]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Contenido de carbono orgánico de suelos someros en pinares y abetales de áreas protegidas de México]]></article-title>
<source><![CDATA[Agrociencia]]></source>
<year>2011</year>
<volume>45</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>849-62</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cruz-Flores]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Guerra-Hernández]]></surname>
<given-names><![CDATA[E. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Valderrábano-Gómez]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Campo-Alves]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Indicadores de calidad de suelos en bosques templados de la Reserva de la Biosfera los Volcanes, México]]></article-title>
<source><![CDATA[Terra Latinoamericana]]></source>
<year>2020</year>
<volume>38</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>781-93</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Devi]]></surname>
<given-names><![CDATA[N. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Yadava]]></surname>
<given-names><![CDATA[P. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Seasonal dynamics in soil microbial biomass C, N and P in a mixed-oak forest ecosystem of Manipur, North-east India]]></article-title>
<source><![CDATA[Applied Soil Ecology]]></source>
<year>2006</year>
<volume>31</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>220-2</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Escalante]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Morrone]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Las provincias biogeográficas del componente mexicano de montaña desde la perspectiva de los mamíferos continentales]]></article-title>
<source><![CDATA[Revista Mexicana de Biodiversidad]]></source>
<year>2005</year>
<volume>76</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>199-205</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<collab>FAO (Organización de las Naciones Unidas para la Agricultura y la Alimentación)</collab>
<source><![CDATA[Guía para la descripción de perfiles de suelo]]></source>
<year>2009</year>
<publisher-loc><![CDATA[Rome, Italy ]]></publisher-loc>
<publisher-name><![CDATA[FAO]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guerra-Hernández]]></surname>
<given-names><![CDATA[E. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz-Flores]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Uso de suelo y calidad del agua. Caso de estudio: Reserva de la biosfera Los Volcanes]]></article-title>
<source><![CDATA[Revista Latinoamericana el Ambiente y las Ciencias]]></source>
<year>2017</year>
<volume>8</volume>
<numero>18</numero>
<issue>18</issue>
<page-range>41-67</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hernández-Ramírez]]></surname>
<given-names><![CDATA[A. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Tavera.]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Espinosa]]></surname>
<given-names><![CDATA[P. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Mendoza-Pérez]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Tabla-Hernández]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Escobedo-Urías]]></surname>
<given-names><![CDATA[D. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sujitha]]></surname>
<given-names><![CDATA[S. B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Detection, provenance and associated environmental risks of water quality pollutants during anomaly events in River Atoyac, Central Mexico: A real-time monitoring approach]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2019</year>
<volume>669</volume>
<page-range>1019-32</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="">
<collab>INEGI (Instituto Nacional de Estadística y Geografía)</collab>
<source><![CDATA[Edafología. Principales suelos en México]]></source>
<year>2009</year>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lal]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Soil carbon sequestration to mitigate climate change]]></article-title>
<source><![CDATA[Geoderma]]></source>
<year>2004</year>
<volume>123</volume>
<numero>1-2</numero>
<issue>1-2</issue>
<page-range>1-22</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Legorreta]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Ríos, lagos y manantiales del Valle de México]]></source>
<year>2009</year>
<publisher-loc><![CDATA[México, D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEDEMA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Macías]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Geología e historia eruptiva de algunos de los grandes volcanes activos de México]]></article-title>
<source><![CDATA[Boletín de la Sociedad Geológica Mexicana]]></source>
<year>2005</year>
<volume>57</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>379-424</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<collab>Secretaría de Economía</collab>
<article-title xml:lang=""><![CDATA[Análisis de agua - determinación de la conductividad electrolítica - método de prueba. (Cancela a la NMX-AA-093-1984)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2000</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<collab>Secretaría de Economía</collab>
<article-title xml:lang=""><![CDATA[Análisis de agua - determinación de oxígeno disuelto en aguas naturales, residuales y residuales tratadas - método de prueba (Cancela a la NMX-AA-012-1980)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2001</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<collab>Secretaría de Economía</collab>
<article-title xml:lang=""><![CDATA[Análisis de agua - determinación de la demanda bioquímica de oxígeno en aguas naturales, residuales (DBO5) y residuales tratadas - método de prueba (Cancela a la NMX-AA-028-1981)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2001</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Análisis de aguas - determinación de fósforo total en aguas naturales, residuales y residuales tratadas - método de prueba (Cancela a la NMX-AA-029-1981)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2001</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Análisis de agua - medición de nitrógeno de nitritos en aguas naturales, residuales, residuales tratadas y marinas - método de prueba (Cancela a la NMX-AA-099-1987)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2006</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<collab>Secretaría de Economía</collab>
<article-title xml:lang=""><![CDATA[Análisis de agua - determinación del ph - método de prueba- (Cancela a la NMX-AA-008-SCFI-2000)]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2011</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="book">
<collab>NRC (National Research Council)</collab>
<source><![CDATA[Riparian areas: functions and strategies for management]]></source>
<year>2002</year>
<publisher-loc><![CDATA[Washington, D.C., USA ]]></publisher-loc>
<publisher-name><![CDATA[National Academies Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<collab>SEMARNAT (Secretaría de Medio Ambiente y Recursos Naturales)</collab>
<article-title xml:lang=""><![CDATA[Norma Oficial Mexicana NOM-001-SEMARNAT-1996. Que establece los límites máximos permisibles de contaminantes en las descargas de aguas residuales en aguas y bienes nacionales]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>1997</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<collab>SEMARNAT (Secretaría de Medio Ambiente y Recursos Naturales)</collab>
<article-title xml:lang=""><![CDATA[Norma Oficial Mexicana NOM-021-SEMARNAT-2000 antes NOM-021-RECNAT-2000. Que establece las especificaciones de fertilidad, salinidad y clasificación de suelos. Estudio, muestreo y análisis]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2002</year>
<publisher-loc><![CDATA[D. F ]]></publisher-loc>
<publisher-name><![CDATA[SEGOB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pires da Silva]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Imhoff]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Giarola]]></surname>
<given-names><![CDATA[N. F. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Tormena]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis multivariado y univariado en la discriminación de sistemas de uso de suelos del Centro de Santa Fe]]></article-title>
<source><![CDATA[Edafología]]></source>
<year>2001</year>
<volume>8</volume>
<page-range>21-34</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pozo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Díez]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Molinero]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Elósegui]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Inputs of particulate organic matter to streams with different riparian vegetation]]></article-title>
<source><![CDATA[Journal of the North American Benthological Society]]></source>
<year>1997</year>
<volume>16</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>602-11</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rzedowski]]></surname>
<given-names><![CDATA[G. C. de]]></given-names>
</name>
<name>
<surname><![CDATA[Rzedowski]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Flora fanerogámica del Valle de México]]></source>
<year>2005</year>
<edition>2nd</edition>
<publisher-loc><![CDATA[Pátzcuaro, Michoacán, México ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Ecología, A.C]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sánchez-González]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[López-Mata]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Clasificación y ordenación de la vegetación del norte de la Sierra Nevada, a lo largo de un gradiente altitudinal]]></article-title>
<source><![CDATA[Anales del Instituto de Biología (Serie Botánica)]]></source>
<year>2003</year>
<volume>74</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>43-71</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sepúlveda-Lozada]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Geissen]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Ochoa-Gaona]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Jarquín-Sánchez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández de la Cruz]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Capetillo]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Zamora-Cornelio]]></surname>
<given-names><![CDATA[L. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influencia de tres tipos de vegetación ribereña en el control de la erosión fluvial en Pantanos de Centla, México]]></article-title>
<source><![CDATA[Revista de Biología Tropical]]></source>
<year>2009</year>
<volume>57</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>1153-63</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Strickland]]></surname>
<given-names><![CDATA[J. D. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Parsons]]></surname>
<given-names><![CDATA[T. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[A practical handbook of seawater analysis]]></source>
<year>1972</year>
<edition>2nd</edition>
<publisher-loc><![CDATA[Ottawa, Canada ]]></publisher-loc>
<publisher-name><![CDATA[The Alger Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Villa R.]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Cervantes]]></surname>
<given-names><![CDATA[F .A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Los mamíferos de México]]></source>
<year>2003</year>
<publisher-loc><![CDATA[México, D. F ]]></publisher-loc>
<publisher-name><![CDATA[Grupo Editorial Iberoamérica]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B38">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Waters]]></surname>
<given-names><![CDATA[T. F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Sediments in streams. Sources, biological effects, and control]]></source>
<year>1995</year>
<numero>7</numero>
<issue>7</issue>
<publisher-loc><![CDATA[Bethesda, MD, USA ]]></publisher-loc>
<publisher-name><![CDATA[American Fisheries Society]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
