<?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>2007-2422</journal-id>
<journal-title><![CDATA[Tecnología y ciencias del agua]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnol. cienc. agua]]></abbrev-journal-title>
<issn>2007-2422</issn>
<publisher>
<publisher-name><![CDATA[Instituto Mexicano de Tecnología del Agua, Coordinación de Comunicación, Participación e Información]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-24222020000500001</article-id>
<article-id pub-id-type="doi">10.24850/j-tyca-2020-05-01</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Huella hídrica de los cultivos de cebolla (Allium cepa L.) y tomate de cáscara (Physalis ixocarpa Brot.) en la región de Atlixco, Puebla, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Water footprint of onion (Allium cepa L.) and husk tomato (Physalis ixocarpa Brot.) crops in the region of Atlixco, Puebla, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peñaloza-Sánchez]]></surname>
<given-names><![CDATA[Ana María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bustamante-González]]></surname>
<given-names><![CDATA[Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vargas-López]]></surname>
<given-names><![CDATA[Samuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jaramillo-Villanueva]]></surname>
<given-names><![CDATA[José Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quevedo-Nolasco]]></surname>
<given-names><![CDATA[Abel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Puebla Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Montecillo Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2020</year>
</pub-date>
<volume>11</volume>
<numero>5</numero>
<fpage>1</fpage>
<lpage>30</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-24222020000500001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-24222020000500001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-24222020000500001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La producción de hortalizas y flores bajo riego en la región de Atlixco, Puebla, demanda altas cantidades de agua; un indicador es su huella hídrica. El objetivo de este estudio fue estimar la huella hídrica de los cultivos de tomate de cáscara, tomatillo o tomate verde (Physalis ixocarpa Brot.) y cebolla (Allium cepa L.) en la región. Se estimó la huella hídrica de cebolla de primavera-verano (P-V) y otoño-invierno (O-I), y de tomate de cáscara para el ciclo O-I para el año 2017. Las huellas hídricas verde y azul se calcularon con la evapotranspiración estimada con el programa CROPWAT versión 8, con información climática e información de rendimiento, prácticas de manejo y desarrollo de los cultivos obtenidos en una encuesta a productores de la región. La huella hídrica gris se estimó con base en el uso de fertilizantes nitrogenados y fosfóricos. La huella hídrica del cultivo de cebolla de P-V fue mayor que la de cebolla de O-I y del tomate de cáscara de O-I, lo que se explica por los cambios climáticos estacionales y los rendimientos. Se concluyó que los cultivos de cebolla y tomate de cáscara tienen un uso consuntivo de agua alto en la región, ya que el agua incorporada en sus procesos de producción en 2017 fue de 4 876 710.3 m3, lo que representa 5.2% del agua concesionada para todos los usos consuntivos de agua y 6.8% del agua concesionada para la agricultura en la región.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The production of vegetables and flowers under irrigation in the region of Atlixco, Puebla, requires large quantities of water. An indicator of these water requirements is found in their water footprint. This study aimed to estimate the water footprint of husk or green tomato (Physalis ixocarpa Brot.) and onion (Allium cepa L.) crops in the region. The water footprint for onion in spring-summer (SP-SU) and autumn-winter (A-W) and husk tomato crops for the A-W cycle were estimated for the year of 2017. Green and blue Water Footprints were calculated from evapotranspiration estimated using the CROPWAT version 8 program; together with climate and yield information, management practices and crop development inferred from interviews with regional producers. The gray water footprint was estimated based on the use of nitrogen and phosphoric fertilizers. The water footprint of the (SP-SU) onion crop was greater than that of the (A-W) onion and (A-W) husk tomato, which can be explained considering seasonal climatic changes and yields. It was concluded that onion and tomato crops result in a high level of water consumption in the region, as the water incorporated into their production processes in 2017 was 4 876 710.3 m3, which represents 5.2% of the water allocated to total water consumption and 6.8% of the water allocated to agriculture in the region.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Atlixco]]></kwd>
<kwd lng="es"><![CDATA[huella hídrica]]></kwd>
<kwd lng="es"><![CDATA[cebolla]]></kwd>
<kwd lng="es"><![CDATA[tomate de cáscara]]></kwd>
<kwd lng="en"><![CDATA[Atlixco]]></kwd>
<kwd lng="en"><![CDATA[water footprint]]></kwd>
<kwd lng="en"><![CDATA[onion]]></kwd>
<kwd lng="en"><![CDATA[husk tomato]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Allen]]></surname>
<given-names><![CDATA[R. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Pereira]]></surname>
<given-names><![CDATA[L. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Raes]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evapotranspiración del cultivo. Guías para la determinación de los requerimientos de agua de los cultivos]]></source>
<year>2006</year>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bennet]]></surname>
<given-names><![CDATA[E. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Carpenter]]></surname>
<given-names><![CDATA[S. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Caraco]]></surname>
<given-names><![CDATA[N. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Human impact on erodable phosphorus and eutrophication: A global perspective]]></article-title>
<source><![CDATA[Bioscience]]></source>
<year>2001</year>
<volume>51</volume>
<page-range>227-34</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Burman]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Pochop]]></surname>
<given-names><![CDATA[L. O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evaporation, evapotranspiration and climatic data]]></source>
<year>1994</year>
<publisher-loc><![CDATA[Amsterdam, The Netherlands ]]></publisher-loc>
<publisher-name><![CDATA[Elsevier]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castañeda]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evaluación del uso y gestión del recurso hídrico para el cultivo de cebolla de bulbo en la finca Buena Vista de la Vereda de Flores-Cundinamarca]]></source>
<year>2016</year>
<publisher-loc><![CDATA[Bogotá, Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Universidad de la Salle]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chukalla]]></surname>
<given-names><![CDATA[A. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Krol]]></surname>
<given-names><![CDATA[M. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Hoekstra]]></surname>
<given-names><![CDATA[A. Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Green and blue water footprint reduction in irrigated agriculture: Effect of irrigation techniques, irrigation strategies and mulching]]></article-title>
<source><![CDATA[Hydrology and Earth System Sciences]]></source>
<year>2015</year>
<volume>19</volume>
<page-range>4877-91</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="">
<collab>Conagua</collab>
<source><![CDATA[Programas contra contingencias hidráulicas por organismos de cuencas para las principales ciudades del país (etapa 2)]]></source>
<year>2016</year>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<collab>DOF</collab>
<source><![CDATA[Norma Oficial Mexicana NOM-001-SEMARNAT-1996, que establece los límites máximos permisibles de contaminación en las descargas de aguas residuales en aguas y bienes nacionales]]></source>
<year>1996</year>
<publisher-loc><![CDATA[Ciudad de México, México ]]></publisher-loc>
<publisher-name><![CDATA[Diario Oficial de la Federación]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<collab>FAO</collab>
<source><![CDATA[CROPWAT: A computer program for irrigation planning and management]]></source>
<year>1996</year>
<publisher-loc><![CDATA[Rome, Italy ]]></publisher-loc>
<publisher-name><![CDATA[Food and Agriculture Organization]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Franke]]></surname>
<given-names><![CDATA[N. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Boyacioglu]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Hoekstra]]></surname>
<given-names><![CDATA[A. Y.]]></given-names>
</name>
</person-group>
<source><![CDATA[Grey water footprint accounting. TIER 1 supporting guidelines]]></source>
<year>2013</year>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hoekstra]]></surname>
<given-names><![CDATA[A. Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Chapagain]]></surname>
<given-names><![CDATA[A. K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Water footprints of nations: Water use by people as a function of their consumption pattern]]></article-title>
<source><![CDATA[Water Resources Management]]></source>
<year>2007</year>
<volume>21</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>35-48</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hoekstra]]></surname>
<given-names><![CDATA[A. Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Chapagain]]></surname>
<given-names><![CDATA[A. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Aldaya]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Mekonnen]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Water Footprint Assessment Manual. Settings the Global Standard]]></source>
<year>2011</year>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Arteaga]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Vázquez]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[I. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[C. I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evapotranspiración del cultivo de tomate de cáscara (Physalis ixocarpa Brot.) estimada mediante el potencial mátrico del suelo]]></article-title>
<source><![CDATA[Revista Fitotecnia Mexicana]]></source>
<year>2010</year>
<volume>33</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>157-68</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López-López]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Arteaga-Ramírez]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Vázquez-Peña]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[López-Cruz]]></surname>
<given-names><![CDATA[I. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez-Cohen]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Producción de tomate de cáscara (Physalis ixocarpa Brot.) basado en láminas de riego y acolchado plástico]]></article-title>
<source><![CDATA[Revista Chapingo Serie Horticultura]]></source>
<year>2009</year>
<volume>15</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>83-9</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mallma]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Mejía]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Huella hídrica de productos agrícolas producidas en la Sierra Central y comercializados en Lima]]></article-title>
<source><![CDATA[Apuntes de Ciencia &amp; Sociedad]]></source>
<year>2015</year>
<volume>5</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>128-34</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McDonald]]></surname>
<given-names><![CDATA[R. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Green]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Balk]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Fekete]]></surname>
<given-names><![CDATA[B. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Revenga]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Todd]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Montgomery]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Urban growth, climate change, and freshwater availability]]></article-title>
<source><![CDATA[Proceedings of the National Academy of Sciences of the United States of America]]></source>
<year>2011</year>
<volume>108</volume>
<numero>15</numero>
<issue>15</issue>
<page-range>6312-7</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Meinzen-Dick]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Appasamy]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Urbanization and intersectoral competition for water]]></article-title>
<source><![CDATA[Finding the source: The linkages between population and water]]></source>
<year>2002</year>
<page-range>27-51</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mekonnen]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hoekstra]]></surname>
<given-names><![CDATA[A. Y.]]></given-names>
</name>
</person-group>
<source><![CDATA[The green, blue and grey water footprint of crops and derived crop products. Volume 1: Main report]]></source>
<year>2010</year>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mekonnen]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Hoekstra]]></surname>
<given-names><![CDATA[A. Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Water footprint benchmarks for crop production: A first global assessment]]></article-title>
<source><![CDATA[Ecological Indicators]]></source>
<year>2014</year>
<volume>46</volume>
<page-range>214-23</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Morison]]></surname>
<given-names><![CDATA[J. I. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Baker]]></surname>
<given-names><![CDATA[N. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Mullineaux]]></surname>
<given-names><![CDATA[P. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Davies]]></surname>
<given-names><![CDATA[W. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Improving water use in crop production]]></article-title>
<source><![CDATA[Philosophical Transactions of the Royal Society B]]></source>
<year>2008</year>
<volume>363</volume>
<page-range>639-58</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Novoa]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Rojas]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Arumí]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Ulloa]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Urrutia]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Variabilidad de la huella hídrica del cultivo de cereales, río Cachapoal, Chile]]></article-title>
<source><![CDATA[Tecnología y ciencias del agua]]></source>
<year>2016</year>
<volume>7</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>35-50</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Obersteiner]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Penuelas]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ciais]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Van der Velde]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Janssens]]></surname>
<given-names><![CDATA[I. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The phosphorus trilemma]]></article-title>
<source><![CDATA[Nature Geoscience]]></source>
<year>2013</year>
<volume>6</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>897-8</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pellicer-Martínez]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez-Paz]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The water footprint as an indicator of environmental sustainability in water use at the river basin level]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2016</year>
<volume>571</volume>
<numero>15</numero>
<issue>15</issue>
<page-range>561-74</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efficient irrigation; inefficient communication; flawed recommendations]]></article-title>
<source><![CDATA[Irrigation and Drainage]]></source>
<year>2007</year>
<volume>56</volume>
<page-range>367-78</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Renderos]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Huella hídrica del cultivo de caña de azúcar]]></source>
<year>2014</year>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="">
<collab>Registro Público de Derechos de Agua</collab>
<source><![CDATA[Base de datos de títulos y permisos de aguas nacionales y sus bienes públicos inherentes]]></source>
<year>2016</year>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ríos-Flores]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Jacinto-Soto]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Moreno]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Torres-Moreno]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Huella hídrica del cultivo de cebolla producida en el DR005, Delicias, Chihuahua]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Figueroa]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Godínez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Salazar]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Ciencias de la Economía y Agronomía. Handbook T-I. -©ECORFAN]]></source>
<year>2017</year>
</nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sadras]]></surname>
<given-names><![CDATA[V. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Grassini]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Steduto]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Status of water use efficiency of main crops]]></article-title>
<source><![CDATA[SOLAW Background Thematic Report- TR07]]></source>
<year>2011</year>
<page-range>41</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shiklomanov]]></surname>
<given-names><![CDATA[I. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Appraisal and assessment of world water resources]]></article-title>
<source><![CDATA[Water International]]></source>
<year>2000</year>
<volume>25</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>11-32</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="">
<collab>Servicio de Información Agroalimentaria y Pesquera</collab>
<source><![CDATA[Cierre estadístico de la producción agrícola 2017]]></source>
<year>2017</year>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="">
<collab>Servicio de Información Agroalimentaria y Pesquera</collab>
<source><![CDATA[Avance de siembras y cosechas resumen por cultivo, Puebla, Otoño-Invierno]]></source>
<year>2018</year>
</nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="">
<collab>Servicio de Información Agroalimentaria y Pesquera</collab>
<source><![CDATA[Avance de siembras y cosechas resumen nacional por estado]]></source>
<year>2019</year>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sutton]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Bleeker]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Howard]]></surname>
<given-names><![CDATA[C. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Bekunda]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Grizzeti]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[de Vries]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Van Grinsven]]></surname>
<given-names><![CDATA[H. J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Abrol]]></surname>
<given-names><![CDATA[Y. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Adhya]]></surname>
<given-names><![CDATA[T. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Billen]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Our nutrient World: The challenge to produce more food and energy with less pollution]]></source>
<year>2013</year>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Valdivia]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ugaya]]></surname>
<given-names><![CDATA[C. M. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Hildenbrand]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A UNEP/SETAC approach towards a life cycle sustainability assessment. Our contribution to Rio+20]]></article-title>
<source><![CDATA[International Journal Life Cycle Assess]]></source>
<year>2013</year>
<volume>18</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1673-85</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vanham]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bidoglio]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review on the indicator water footprint for the EU28]]></article-title>
<source><![CDATA[Ecological Indicators]]></source>
<year>2013</year>
<volume>26</volume>
<page-range>61-75</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vitousek]]></surname>
<given-names><![CDATA[P. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Naylor]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Crews]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[David]]></surname>
<given-names><![CDATA[M. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Drinkwater]]></surname>
<given-names><![CDATA[L. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Holland]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Johnes]]></surname>
<given-names><![CDATA[P. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Katzenberger]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Martinelli]]></surname>
<given-names><![CDATA[L. A]]></given-names>
</name>
<name>
<surname><![CDATA[Matson]]></surname>
<given-names><![CDATA[P. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nziguheba]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Ojima]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Palm]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Robertson]]></surname>
<given-names><![CDATA[G. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Sanchez]]></surname>
<given-names><![CDATA[P. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Townsend]]></surname>
<given-names><![CDATA[A. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[F. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Nutrient imbalances in agricultural development]]></article-title>
<source><![CDATA[Science]]></source>
<year>2009</year>
<volume>324</volume>
<page-range>1519-20</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
