<?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>1405-3195</journal-id>
<journal-title><![CDATA[Agrociencia]]></journal-title>
<abbrev-journal-title><![CDATA[Agrociencia]]></abbrev-journal-title>
<issn>1405-3195</issn>
<publisher>
<publisher-name><![CDATA[Colegio de Postgraduados]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-31952016000600665</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Water use efficiency of foxtail Millet (Panicum italicum L.) under climate change conditions in Northwest regions of China]]></article-title>
<article-title xml:lang="es"><![CDATA[Eficiencia en el uso del agua por mijo cola de zorra (Panicum italicum L.) en condiciones de cambio climático en regiones del noroeste de China]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[Qu]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Yu]]></surname>
<given-names><![CDATA[Zhou]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guimei]]></surname>
<given-names><![CDATA[Chao]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Panpan]]></surname>
<given-names><![CDATA[Zhang]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hui]]></surname>
<given-names><![CDATA[Song]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Baili]]></surname>
<given-names><![CDATA[Feng]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Northwest A&F University Laboratory of Crop Stress Biology on Drought Regions ]]></institution>
<addr-line><![CDATA[Yangling Shaanxi]]></addr-line>
<country>China</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Baoji Research Institute of Agricultural Science  ]]></institution>
<addr-line><![CDATA[Qishan Shaanxi]]></addr-line>
<country>China</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Heilongjiang August First Land Reclamation University  ]]></institution>
<addr-line><![CDATA[Daqing Heilongjiang]]></addr-line>
<country>China</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Anyang City Academy of Agricultural Sciences  ]]></institution>
<addr-line><![CDATA[Anyang Henan]]></addr-line>
<country>China</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2016</year>
</pub-date>
<volume>50</volume>
<numero>6</numero>
<fpage>665</fpage>
<lpage>676</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-31952016000600665&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-31952016000600665&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-31952016000600665&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Climate change represents a vital challenge in foxtail millet (Panicum italicum L.) production for assuring development of foxtail millet and obtaining high yields in semi-arid and arid regions of China. The objective of this study was to show the impact of climate change on water use efficiency (WUE) of foxtail millet in dry-land areas of China. The study included yield of foxtail millet, soil water content, rainfall, and temperature data of three experimental sites between 1978 and 2007. All data was provided by the meteorological and agricultural administration centers of every location. The results showed that in Pingliang, Yulin, and Huhehot accumulated temperatures increased by 502, 541, and 857 °C; rainfall decreased by 75.0, 84.3, and 162.5 mm; WUE of foxtail millet increased by about 0.3 kg ha-1 mm-1 when accumulated temperature increased by 100 °C; rainfall decreased by 100 mm, which increased WUE of foxtail millet by about 1.2 kg ha-1 mm-1. Coefficient of variation (CV) of accumulated temperature and CV of rainfall in Pingliang, Yulin, and Huhehot increased as latitudes of these locations moved up. Average WUE of foxtail millet in these locations increased when CV of accumulated temperature or CV of rainfall moved up. These results indicate that WUE of foxtail millet had an improvement due to climate warming and decreasing rainfall between 1978 and 2007.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El cambio climático representa un desafío vital en la producción de mijo cola de zorro (Panicum italicum L.), para asegurar su desarrollo y obtener rendimientos altos, en las regiones semiáridas y áridas de China. El objetivo de este estudio fue mostrar el impacto del cambio climático en la eficiencia en el uso del agua (EUA) de mijo cola de zorro en zonas de secano de China. El estudio incluyó el rendimiento de mijo cola de zorro, el contenido de agua del suelo, la precipitación y los datos de temperatura de tres sitios experimentales de 1978 a 2007. Los datos fueron proporcionados por los centros de administración meteorológicos y agrícolas de cada lugar. Los resultados mostraron que en Pingliang, Yulin y Huhehot las temperaturas acumuladas aumentaron en 502, 541 y 857 °C; la precipitación disminuyó 75.0, 84.3 y 162.5 mm, la EUA de mijo cola de zorro aumentó cerca de 0.3 kg ha-1 mm-1 cuando la temperatura acumulada aumentó 100 °C, la precipitación disminuyó 100 mm lo que aumentó cerca de 1.2 kg ha-1 mm-1 la EUA del mijo cola de zorro. El coeficiente de variación de la temperatura acumulada y de la precipitación en Pingliang, Yulin y Huhehot aumentó con la latitud de estos lugares. En estos lugares, la EUA promedio del mijo cola de zorro aumentó cuando el CV de la temperatura acumulada o de la precipitación acumulada incrementó. Estos resultados indican que el uso eficiente del agua del mijo mejoró debido al calentamiento global y la disminución de las lluvias de 1978 a 2007.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Crop production]]></kwd>
<kwd lng="en"><![CDATA[rain-fed areas]]></kwd>
<kwd lng="en"><![CDATA[climate warming]]></kwd>
<kwd lng="es"><![CDATA[Producción de cultivos]]></kwd>
<kwd lng="es"><![CDATA[zonas de secano]]></kwd>
<kwd lng="es"><![CDATA[calentamiento global]]></kwd>
</kwd-group>
</article-meta>
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