<?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>1680-0338</journal-id>
<journal-title><![CDATA[Ingeniería Hidráulica y Ambiental]]></journal-title>
<abbrev-journal-title><![CDATA[Ing. hidrául. ambient.]]></abbrev-journal-title>
<issn>1680-0338</issn>
<publisher>
<publisher-name><![CDATA[Centro de Investigaciones Hidráulicas (CIH). Facultad de Ingeniería Civil. Universidad Tecnológica de La Habana "José A. Hecheverría" CUJAE]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1680-03382022000200097</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Resultados del riego por surcos abiertos y cerrados, mediante la aplicación de condicionantes de manejo en caña de azúcar]]></article-title>
<article-title xml:lang="en"><![CDATA[Irrigation results for open and closed furrows, by mean of two manege condition in sugar cane.]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Hernández]]></surname>
<given-names><![CDATA[Ricardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jiménez Espinosa]]></surname>
<given-names><![CDATA[Esequiel Rolando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silveira Rivero]]></surname>
<given-names><![CDATA[José Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Ministerio de la Agricultura Instituto de Investigaciones de Ingeniería Agrícola ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Ministry of Agriculture Hydrometeorological Service ]]></institution>
<addr-line><![CDATA[Georgetown ]]></addr-line>
<country>Guyana</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Empresa Azucarera Urbano Noris Dpto. de Riego y Drenaje ]]></institution>
<addr-line><![CDATA[Holguín ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2022</year>
</pub-date>
<volume>43</volume>
<numero>2</numero>
<fpage>97</fpage>
<lpage>108</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1680-03382022000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1680-03382022000200097&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1680-03382022000200097&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El objetivo de este trabajo fue &#8220;evaluar tres caudales y dosis de riego, en surcos abiertos y cerrados, para determinar los mejores indicadores de calidad del desempeño del riego, en vertisoles&#8221;. Las investigaciones se realizaron en el bloque 0-68, variedad Jaronú (60-5), área neta de 49.52ha, y pendiente 0,001m/m, en la Empresa Azucarera U. Noris en Holguín. Mediante el modelo de infiltración Kostiakov - Lewis, los caudales de 3.2, 4.3 y 5 L/s se evaluaron para dosis de riego de 35, 40 y 45 mm, aplicándose las condicionantes: &#8220;satisfacción parcial y total de la dosis de riego (Zr) aguas abajo&#8221;. Tanto para surcos abiertos como cerrados, se obtuvo una reducción significativa de los tiempos de infiltración, y unido a ello, mayores valores de eficiencias en el evento de riego.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The objective of this work was &#8220;to evaluate three flows and doses of irrigation, in open and closed furrows, to determine the best indicators of quality of irrigation performance, in vertisols&#8221;. The investigations were carried out in block 0-68, Jaronú variety (60-5), net area of 49.52ha, and slope 0.001m/m, at the U. Noris Sugar Company in Holguín. Using the Kostiakov-Lewis infiltration model, flows of 3.2, 4.3 and 5 L/s were evaluated for irrigation doses of 35, 40 and 45 mm, applying the conditions: &#8220;partial and total satisfaction of the irrigation dose (Zr ) downstream&#8221;. For both open and closed furrows, a significant reduction in infiltration times was obtained, and together with this, higher values of efficiencies in the irrigation event.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Investigaciones de campo]]></kwd>
<kwd lng="es"><![CDATA[surcos abiertos y cerrados]]></kwd>
<kwd lng="es"><![CDATA[y tiempo de infiltración reducido]]></kwd>
<kwd lng="en"><![CDATA[Field investigations]]></kwd>
<kwd lng="en"><![CDATA[open and closed furrows]]></kwd>
<kwd lng="en"><![CDATA[and time reduced infiltration]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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</article>
