<?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>S1680-03382022000100025</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Requerimientos hídricos para el cultivo de fréjol variedad Calima en Riobamba, Ecuador]]></article-title>
<article-title xml:lang="en"><![CDATA[Hydric requirements for the beans cultivation variety Calima in Riobamba, Ecuador]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[León Ruiz]]></surname>
<given-names><![CDATA[Juan Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Parra León]]></surname>
<given-names><![CDATA[Vicente Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva Orozco]]></surname>
<given-names><![CDATA[Juan Sebastián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peña Murillo]]></surname>
<given-names><![CDATA[Robinson Fabricio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Román Robalino]]></surname>
<given-names><![CDATA[Daniel Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Escuela Superior Politécnica del Chimborazo Facultad de Recursos Naturales ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Escuela Superior Politécnica del Chimborazo  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2022</year>
</pub-date>
<volume>43</volume>
<numero>1</numero>
<fpage>25</fpage>
<lpage>37</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1680-03382022000100025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1680-03382022000100025&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1680-03382022000100025&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La investigación se realizó con el objetivo de definir los requerimientos hídricos del fréjol (Phaseolus vulgaris L.) var. Calima en Macají, Cantón Riobamba, Provincia de Chimborazo. El diseño fue de bloques completos al azar con tres tratamientos y tres repeticiones: tratamiento 1, láminas de riego por lisímetro de drenaje; tratamiento 2, láminas de riego por Tanque de evaporación Tipo A; tratamiento3 láminas de riego por cálculo empírico de la evapotranspiración del cultivo. Se determinaron y ajustaron valores de coeficiente de cultivo (Kc) para cada etapa fenológica. Se evaluaron las variables días a la emergencia, floración, envainado y cosecha, altura de la planta, contenido relativo de agua (WRC), número de vainas por plantas, rendimiento, y huella hídrica. Los valores de coeficiente de cultivo (Kc) ajustado fueron de 0,65, 0,96, 1,05, 0,86 para la etapa inicial, de desarrollo, intermedia y final respectivamente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The current research proposes defining the water requirements for (Phasheolus vulgaris var. calima) under the weather conditions of Riobamba County, Chimborazo province, Ecuador. For this, it was necessary to use a complete randomized block design whit three treatments and three repetitions. Treatment 1, irrigation sheets determinate by the drain lysimeter; treatment 2, irritation sheets determined by the evaporation tank Type A; and treatment 3, irrigation sheets determined by the empirical calculation of the evapotranspiration of the crop. In addition, the crop coefficient values were also determined and adjusted for each phonological stage. The variables evaluated were days to emergency, flowering, sheathed and harvest, plant height, WRC, number of sheath, yield, and water footprint. The adjusted crop coefficient values (Kc) were 0,65, 0,96, 1,05, 0,86 for the first, intermediate, and final development stage respectively.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Coeficiente Kc]]></kwd>
<kwd lng="es"><![CDATA[láminas de riego]]></kwd>
<kwd lng="es"><![CDATA[lisímetros de drenaje]]></kwd>
<kwd lng="es"><![CDATA[tanque de evaporación]]></kwd>
<kwd lng="en"><![CDATA[Kc coefficient]]></kwd>
<kwd lng="en"><![CDATA[irrigation sheets]]></kwd>
<kwd lng="en"><![CDATA[drain lysimeters]]></kwd>
<kwd lng="en"><![CDATA[evaporation tank water]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1.</label><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>
<article-title xml:lang=""><![CDATA[Evapotranspiración del cultivo: Guías para la determinación de los requerimientos de agua de los cultivos]]></article-title>
<source><![CDATA[Estudio FAO Riego y Drenaje No. 56, FAO]]></source>
<year>2006</year>
<publisher-loc><![CDATA[Rome, Italy ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B2">
<label>2.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chavarría]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ugando]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sabando]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Muños]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Bravo]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Villalón]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Necesidades hídricas del fríjol caupí (Vigna unguiculata (L.) Walp.). calculadas con el coeficiente de cultivo utilizando lisímetro de drenaje]]></article-title>
<source><![CDATA[Ciencia y Agricultura]]></source>
<year>2020</year>
<volume>17</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>111-21</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3.</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Curay]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Evaluación agronómica de tres variedades de Fréjol arbustivo (Phaseolus vulgaris L.) bajo las condiciones climáticas de la comunidad de Rumichaca del cantón Pelileo]]></source>
<year>2019</year>
<publisher-name><![CDATA[Universidad Técnica de Abato]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<label>4.</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ekanayake]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
</person-group>
<source><![CDATA[CIP Research 30, studying drought stress and irrigation requirements of potatoes]]></source>
<year>1993</year>
<publisher-loc><![CDATA[Lima - Perú ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B5">
<label>5.</label><nlm-citation citation-type="book">
<collab>FAO</collab>
<source><![CDATA[]]></source>
<year>2017</year>
<publisher-loc><![CDATA[Rome, Italy ]]></publisher-loc>
<publisher-name><![CDATA[FAO]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<label>6.</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Garay]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Manual de uso consuntivo del agua para los principales cultivos de los Andes Centrales Peruanos. No. F06 G37-F]]></source>
<year>2009</year>
<publisher-loc><![CDATA[Lima, Perú ]]></publisher-loc>
<publisher-name><![CDATA[Instituto Geofísico del Perú]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<label>7.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[V. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Huahuachampi]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Soto]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Determinación de la demanda hídrica del cultivo de quinua QML01 (Chenopodium quinoa Willd) en la Molina]]></article-title>
<source><![CDATA[Anales Científicos]]></source>
<year>2017</year>
<volume>78</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>200-9</page-range><publisher-loc><![CDATA[Lima, Perú ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B8">
<label>8.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
<name>
<surname><![CDATA[Abreu]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Water Use for Bean Irrigation on Eutric Cambisol Soils]]></article-title>
<source><![CDATA[Ciencias Técnicas Agropecuarias]]></source>
<year>2017</year>
<volume>26</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>70-7</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hargreaves]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Samani]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reference crop evapotranspiration from temperature]]></article-title>
<source><![CDATA[Applied Engenieric in Agriculture]]></source>
<year>1985</year>
<volume>1</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>96-9</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10.</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Manual de recomendaciones técnicas del cultivo de fréjol]]></source>
<year>2009</year>
<publisher-loc><![CDATA[San José, Costa Rica ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B11">
<label>11.</label><nlm-citation citation-type="">
<collab>Instituto Nacional de Estadística y Censos (INEC)</collab>
<source><![CDATA[Encuesta de Superficie y Producción Agropecuaria Continua]]></source>
<year>2020</year>
<publisher-loc><![CDATA[Ecuador ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B12">
<label>12.</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[León]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Riegos y drenajes]]></source>
<year>2012</year>
<edition>1ª.</edition>
<publisher-loc><![CDATA[Riobamba Ecuador ]]></publisher-loc>
<publisher-name><![CDATA[E - Copycenter]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<label>13.</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estudio de factibilidad para la producción y comercialización de la zanahoria (Daucus carota L.), híbrido Cupar, en el Chaupi, provincia de Pichincha]]></source>
<year>2011</year>
<publisher-loc><![CDATA[Ecuador ]]></publisher-loc>
<publisher-name><![CDATA[Universidad San Francisco de Quito]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B14">
<label>14.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Cid]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modelación de la eficiencia del uso del agua en maíz y frijol en diferentes condiciones de suelos y disponibilidad hídrica]]></article-title>
<source><![CDATA[Ingeniería Agrícola]]></source>
<year>2011</year>
<volume>1</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>41-7</page-range></nlm-citation>
</ref>
<ref id="B15">
<label>15.</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Peralta]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Murillo]]></surname>
<given-names><![CDATA[Á.]]></given-names>
</name>
<name>
<surname><![CDATA[Mazón]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Monar]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Pinzón]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Marco]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Control de plagas y enfermedades. Manual agrícola del fréjol y otras leguminosas]]></source>
<year>2010</year>
<publisher-loc><![CDATA[Ecuador ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B16">
<label>16.</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pereira]]></surname>
<given-names><![CDATA[L. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Paredes]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Hunsaker]]></surname>
<given-names><![CDATA[D. J.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[U. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Mohammadi]]></surname>
<given-names><![CDATA[S. Z.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Standard single and basal crop coefficients for field crops. Updates and advances to the FAO56 crop water requirements method]]></article-title>
<source><![CDATA[Agricultural Water Management]]></source>
<year>2021</year>
<volume>243</volume>
<numero>106466</numero>
<issue>106466</issue>
<page-range>1-33</page-range></nlm-citation>
</ref>
<ref id="B17">
<label>17.</label><nlm-citation citation-type="book">
<collab>SENAGUA</collab>
<source><![CDATA[Diagnóstico de las estadísticas del agua en el Ecuador]]></source>
<year>2017</year>
<publisher-loc><![CDATA[Ecuador ]]></publisher-loc>
<publisher-name><![CDATA[Secretaria Nacional del Agua]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
