<?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>S0187-57792019000100007</article-id>
<article-id pub-id-type="doi">10.28940/tl.v37i1.304</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[La fertilidad del suelo afecta el crecimiento, nutrición y rendimiento de algodón cultivado en dos sistemas de riego y diferentes dosis de nitrógeno]]></article-title>
<article-title xml:lang="en"><![CDATA[Soil fertility affects the growth, nutrition and yield of cotton cultivated in two irrigation systems and different nitrogen rates]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santillano Cázares]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Roque Díaz]]></surname>
<given-names><![CDATA[Luis Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Núñez Ramírez]]></surname>
<given-names><![CDATA[Fidel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Grijalva Contreras]]></surname>
<given-names><![CDATA[Raúl Leonel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Robles Contreras]]></surname>
<given-names><![CDATA[Fabián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Macías Duarte]]></surname>
<given-names><![CDATA[Rubén]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escobosa García]]></surname>
<given-names><![CDATA[Isabel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cárdenas Salazar]]></surname>
<given-names><![CDATA[Víctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Baja California Instituto de Ciencias Agrícolas ]]></institution>
<addr-line><![CDATA[Mexicali Baja California]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales Agrícolas y Pecuarias  ]]></institution>
<addr-line><![CDATA[Caborca Sonora]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<volume>37</volume>
<numero>1</numero>
<fpage>7</fpage>
<lpage>14</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-57792019000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-57792019000100007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-57792019000100007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La fertilidad intrínseca del suelo y la forma de riego podrían afectar la eficiencia de la fertilización con nitrógeno (N), modificar la meta de rendimiento, el crecimiento y el estado nutrimental de los cultivos. Se realizó un estudio con el objetivo de conocer el rendimiento, crecimiento, eficiencia en el uso del agua (EUA), eficiencia agronómica del N (EAN), además de medir la concentración de NO3- en el extracto celular de peciolo (ECP) y el índice de clorofila (SPAD) en el cultivo de algodón por efecto de diferentes dosis de N y dos formas de aplicar el riego. El estudio consistió en dos experimentos establecidos en suelos considerados de alta fertilidad [&#707;13.0 g kg-1 materia orgánica (MO) y N-NO3- &#707; 30 mg kg-1], variando la dosis de fertilización nitrogenada en cada uno de ellos: a) riego rodado (FRR; 11 y 220 kg N ha-1) y b) riego por goteo (FRG; 11 a 440 kg N ha-1). La altura y número de nudos en las plantas no se afectaron por los tratamientos aplicados. Los valores encontrados en el SPAD y la concentración de NO3- en ECP se relacionaron en forma cúbica con el rendimiento del cultivo. El mayor rendimiento y la EUA se obtuvo en el experimento manejado con riego goteo. En el experimento FRR no se encontró respuesta a los tratamientos de fertilización nitrogenada. En el experimento FRG la aplicación de 440 kg N ha-1, redujo en un 43% el rendimiento en comparación con el resto de las dosis evaluadas. La EAN fue estadísticamente mayor (P &lt; 0.001) en los tratamientos fertilizados con 11 kg N ha-1. La disminuida respuesta en rendimiento en el cultivo de algodón debido a la aplicación de N fue atribuida a las altas concentraciones de N-NO3- y MO que estuvo presente en los suelos en donde se realizaron los experimentos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary Intrinsic soil fertility and the method ofirrigation can affect the efficiency of nitrogen (N) fertilization, modify the yield goal, growth, and nutritional status of crops. A study was carried out with the objective of determining yield, growth, water use efficiency (WUE), agronomic efficiency of N (AEN), NO3- concentration in petiole cell extract (PCE) and chlorophyll index (SPAD) in a cotton crop by effect of N rates and two irrigation methods. The study consisted of two experiments established in soils of high fertility [&#707;13 g kg-1 organic matter (OM) and N-NO3- &#707; 30 mg kg-1], with varying N fertilization rates: a) flood irrigation (FRR, 11 and 220 kg N ha-1), and b) drip irrigation (FRG, 11 to 440 kg N ha-1). Plant height and number of nodes were not affected by the applied treatments. SPAD values and NO3- concentrations in PCE were cubically related to crop yield. The highest yield and WUE was obtained in the experiment with drip irrigation. In the FRR experiment no response (P &gt; 0.05) to N fertilization treatments was found. In the FRG experiment, application of 440 kg N ha-1 reduced yield by 43% compared to the rest of the evaluated rates. AEN was statistically higher (P &lt; 0.001) in treatments fertilized with 11 kg N ha-1. The low yield response due to application of N in cotton was attributed to high concentrations of N-NO3- and OM that are present in the soils in which the experiments were conducted.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[diagnóstico nutrimental]]></kwd>
<kwd lng="es"><![CDATA[fertirrigación]]></kwd>
<kwd lng="es"><![CDATA[Gossypium hirsutum]]></kwd>
<kwd lng="es"><![CDATA[nutrición mineral]]></kwd>
<kwd lng="en"><![CDATA[fertigation]]></kwd>
<kwd lng="en"><![CDATA[Gossypium hirsutum]]></kwd>
<kwd lng="en"><![CDATA[mineral nutrition]]></kwd>
<kwd lng="en"><![CDATA[nutrimental diagnostic]]></kwd>
</kwd-group>
</article-meta>
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