<?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>2011-2173</journal-id>
<journal-title><![CDATA[Revista Colombiana de Ciencias Hortícolas]]></journal-title>
<abbrev-journal-title><![CDATA[rev.colomb.cienc.hortic.]]></abbrev-journal-title>
<issn>2011-2173</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Colombiana de Ciencias Hotícolas, Universidad Pedagógica y Tecnológica de Colombia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2011-21732021000300007</article-id>
<article-id pub-id-type="doi">10.17584/rcch.2021v15i3.10860</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Proposed empirical model for estimating &#8216;Valencia&#8217; orange (Citrus sinensis L. Osbeck) productivity in the Colombian low tropics]]></article-title>
<article-title xml:lang="es"><![CDATA[Propuesta de un modelo empírico para estimar la productividad de naranja var. Valencia (Citrus sinensis L. Osbeck) en el trópico bajo colombiano]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[CLEVES-LEGUÍZAMO]]></surname>
<given-names><![CDATA[JOSÉ ALEJANDRO]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[RAMÍREZ-CASTAÑEDA]]></surname>
<given-names><![CDATA[LEILA NAYIBE]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[DÍAZ]]></surname>
<given-names><![CDATA[ELIECER DAVID]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Pedagógica y Tecnológica de Colombia Facultad Seccional Duitama Escuela de Administración de Empresas Agropecuarias]]></institution>
<addr-line><![CDATA[Duitama ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Libre de Colombia Facultad de Ingeniería ]]></institution>
<addr-line><![CDATA[Bogota ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Nacional de Colombia Departamento de Geociencias ]]></institution>
<addr-line><![CDATA[Bogota ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>15</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S2011-21732021000300007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S2011-21732021000300007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S2011-21732021000300007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The response of citrus crops to environmental supplies largely determines the speed and intensity of ecophysiological processes, which affect crop development and production. The main objective was to analyze the effects of climatic conditions on productivity in &#8216;Valencia&#8217; orange agroecosystems (Citrussinensis L. Osbeck) in the Department of Meta, Colombia. The climatological variables precipitation (PPT), maximum and minimum temperatures (Tmax and Tmin), wind speed, relative humidity and solar brightness were analyzed from 2013 to 2015. The FAO CropWat model provided the crop reference evapotranspiration (ETo) for the agroclimatic indices. STATGRAPHICS Centurion XVI v. 16.2.04 was used to generate an empirical model that related productivity to agroclimatic indices for the vegetative and reproductive phenological phases. The proposed empirical model explained 49% (P=0.0233) of the oscillation of productivity in the studied agroecosystems. The model, based on agroclimatic indices associated with PPT, ETo, Tmax and Tmin, found that the relationship between productivity and agroclimatic indices was non-linear. The productivity variation was mainly influenced by PPT, the occurrence and magnitude of which determined the volume of production and quality of the fruit. On the other hand, while the increased air temperature and water deficits in the pre-flowering and flowering phases positively favored crop production, these factors produced a negative effect in the fruit setting phase.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La respuesta del cultivo de cítricos a la oferta ambiental determina en gran medida, la velocidad e intensidad de los procesos ecofisiológicos de la planta, que inciden en el desarrollo y producción del cultivo. Como objetivo principal se propuso analizar los efectos de las condiciones climáticas en la productividad de los agroecosistemas citrícolas de naranja &#8216;Valencia&#8217; (Citrus sinensis(L.) Osbeck) previamente tipificados en el departamento del Meta-Colombia. En una ventana de observación (años 2013-2015) se analizaron las variables climatológicas precipitación (PPT), temperatura máxima (Tmáx) y mínima (Tmín), velocidad del viento, humedad relativa y brillo solar. Utilizando el modelo CropWat de FAO, se obtuvo la evapotranspiración de referencia del cultivo (ETo), aplicando índices agroclimáticos. Utilizando el software estadístico STATGRAPHICS Centurión XVI v 16.2.04, se propuso un modelo empírico que relaciona la productividad en función de índices agroclimáticos, para las fases fenológicas vegetativa y reproductiva. Se constató que el modelo empírico propuesto explica el 49% (P=0,0233) de la oscilación de la productividad en los agroecosistemas analizados en la zona de estudio en función de los índices agroclimáticos asociados con la PPT, ETo, Tmáx y Tmín, encontrando que dicha relación es de carácter no lineal. Se estableció que la variación de la productividad está principalmente influenciada por la PPT, cuya ocurrencia y magnitud determina el volúmen de la producción y calidad del fruto, en un segundo plano se encontró que los incrementos en la temperatura del aire y la ocurrencia de déficit hídricos en fase de pre-floración y floración favorecen positivamente la producción del cultivo, pero incrementos de la temperatura en la fase de cuajamiento afectan negativamente la producción.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[low tropics]]></kwd>
<kwd lng="en"><![CDATA[citriculture]]></kwd>
<kwd lng="en"><![CDATA[productivity]]></kwd>
<kwd lng="en"><![CDATA[empirical models]]></kwd>
<kwd lng="en"><![CDATA[climatic data]]></kwd>
<kwd lng="es"><![CDATA[trópico bajo]]></kwd>
<kwd lng="es"><![CDATA[citricultura]]></kwd>
<kwd lng="es"><![CDATA[productividad]]></kwd>
<kwd lng="es"><![CDATA[modelos empíricos]]></kwd>
<kwd lng="es"><![CDATA[datos climatológicos]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Abdelghany]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Vegetative anatomy and phisiology]]></source>
<year>2015</year>
<publisher-name><![CDATA[Science Gate]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Aguilar]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Escobar]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Passaro]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Situación actual de la cadena de cítricos en Colombia: limitantes y perspectivas]]></source>
<year>2010</year>
<publisher-loc><![CDATA[Bogota ]]></publisher-loc>
<publisher-name><![CDATA[Ministerio de Agricultura y Desarrollo Rural (MADR); Asohofrucol]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Agustí]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Citricultura]]></source>
<year>2003</year>
<edition>2nd</edition>
<publisher-loc><![CDATA[Madrid ]]></publisher-loc>
<publisher-name><![CDATA[Editorial Mundi-Prensa]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Allen]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Luis]]></surname>
<given-names><![CDATA[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>
<numero>56</numero>
<issue>56</issue>
<publisher-loc><![CDATA[Rome ]]></publisher-loc>
<publisher-name><![CDATA[FAO]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Auler]]></surname>
<given-names><![CDATA[P.A.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Fiori-Tutida]]></surname>
<given-names><![CDATA[A.C.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Tazima]]></surname>
<given-names><![CDATA[Z.H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comportamento da laranjeira &#8216;Valencia&#8217; sobre seis porta-enxertos no noroeste do Paraná]]></article-title>
<source><![CDATA[Rev. Bras. Frutic.]]></source>
<year>2008</year>
<volume>30</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>229-34</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguizamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Avances conceptuales y metodológicos de la Estructura Agroecológica Principal (EAP)]]></source>
<year>2018</year>
<month>a</month>
<publisher-loc><![CDATA[Tunja, Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Pedagógica y Tecnológica de Colombia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Resiliencia de los agroecosistemas citrícolas a la variabilidad climática en el departamento del Meta-Colombia]]></source>
<year>2018</year>
<month>b</month>
<publisher-loc><![CDATA[Bogota ]]></publisher-loc>
<publisher-name><![CDATA[Faculty of Agricultural Sciences, Universidad Nacional de Colombia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Fonseca]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Orduz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Aportes de la investigación en cítricos al manejo agroecológico del cultivo en el piedemonte del departamento del Meta]]></article-title>
<source><![CDATA[Rev. Investig. Agrar. Ambient.]]></source>
<year>2012</year>
<volume>2</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>85-98</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Jarma]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Characterization and typification of citrus systems in the department of Meta]]></article-title>
<source><![CDATA[Agron. Colomb.]]></source>
<year>2014</year>
<volume>32</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>113-21</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[JA.]]></given-names>
</name>
<name>
<surname><![CDATA[León]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Toro]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Metodologías para la evaluación de la agrobiodiversidad en sistemas agrícolas: Atributos ecosistémicos y culturales.]]></source>
<year>2020</year>
<publisher-loc><![CDATA[Tunja, Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Editorial UPTC]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Toro]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Los balances hídricos agrícolas en modelos de simulación agroclimáticos. Una revisión analítica]]></article-title>
<source><![CDATA[Rev. Colomb. Cienc. Hortic.]]></source>
<year>2016</year>
<volume>10</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>149-63</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Toro]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[León]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La Estructura Agroecológica Principal (EAP): novedosa herramienta para la planeación del uso de la tierra en Agroecosistemas]]></article-title>
<source><![CDATA[Rev. Colomb. Cienc. Hortic.]]></source>
<year>2017</year>
<volume>11</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>441-9</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Salamanca]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Socioecological resilience of citrus fruits agroecosystems typical]]></article-title>
<source><![CDATA[Rev. Colomb. Cienc. Hortic.]]></source>
<year>2019</year>
<volume>13</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>186-99</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cunha]]></surname>
<given-names><![CDATA[A.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[H.C.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nascimento]]></surname>
<given-names><![CDATA[J.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Souza]]></surname>
<given-names><![CDATA[A.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Gurgel]]></surname>
<given-names><![CDATA[F.L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Avaliação morfoagronômica de um pomar de laranjeira &#8216;pêra&#8217; sob diferentes porta-enxertos no municipio de Capitão Poço-Pa]]></source>
<year>2019</year>
<conf-name><![CDATA[ IVCongresso Internacional das Ciencias Agrárias]]></conf-name>
<conf-loc>Recife, Brazil </conf-loc>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Davenport]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Citrus flowering]]></article-title>
<source><![CDATA[Hortic. Rev.]]></source>
<year>1990</year>
<volume>12</volume>
<page-range>349-408</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Modelación agrometeorológica de emisiones de óxido nitroso en Brachiaria humidicola bajo condiciones del Valle del Sinú]]></source>
<year>2012</year>
<publisher-loc><![CDATA[Bogota ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Nacional de Colombia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="">
<collab>DNP, Departamento Nacional de Planeación of Colombia</collab>
<collab>IDB, Inter-American Development Bank</collab>
<source><![CDATA[Impactos económicos del cambio climático en Colombia - Síntesis]]></source>
<year>2014</year>
<publisher-loc><![CDATA[Bogota ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fischer]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramirez]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Casierra]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ecophysiological aspects of fruit crops in the era of climate change. A review]]></article-title>
<source><![CDATA[Agron. Colomb.]]></source>
<year>2016</year>
<volume>34</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>190-9</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Garzón]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Vélez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Orduz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efecto del déficit hídrico en el crecimiento y desarrollo de frutos de naranja Valencia (Citrus sinensis L. Osbeck) en el piedemonte del Meta, Colombia]]></article-title>
<source><![CDATA[Acta Agron.]]></source>
<year>2013</year>
<volume>62</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>136-47</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Granda]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Sistachs]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Núñez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Noriega]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Oliva]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Reyes]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Mesoclima, rendimiento y calidad del toronjo (Citrus paradisi Macf.) en Cuba. Adaptación al cambio climático]]></source>
<year>2009</year>
<conf-name><![CDATA[ VTaller Regional de Bioclimatología y Maejo de Produción de Cítricos]]></conf-name>
<conf-loc>Valencia, Venezuela </conf-loc>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[León]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Toro]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Cleves-Leguízamo]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The Main Agroecological Structure (MAS) of the agroecosystems: Concept, methodology and applications]]></article-title>
<source><![CDATA[Sustainability]]></source>
<year>2018</year>
<volume>10</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>3131-52</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Montgomery]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Peck]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Introduction to linear regression analysis]]></source>
<year>2002</year>
<edition>3th</edition>
<publisher-loc><![CDATA[New York, NY ]]></publisher-loc>
<publisher-name><![CDATA[John Wiley &amp; Sons]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mooney]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Arroyo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Bond]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Canadell]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Hubbs]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Lavorel]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Nielson]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mediterranean-climate ecosystems]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Chapin III]]></surname>
<given-names><![CDATA[F.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Sala]]></surname>
<given-names><![CDATA[O.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Huber-Sannwald]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Global biodiversity in a changing environment. Scenarios for the 21st century]]></source>
<year>2001</year>
<page-range>157-99</page-range><publisher-loc><![CDATA[New York, NY ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nissi]]></surname>
<given-names><![CDATA[F.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Lakshmi]]></surname>
<given-names><![CDATA[M.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Swami]]></surname>
<given-names><![CDATA[D.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Rajashekaram]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Salomi]]></surname>
<given-names><![CDATA[D.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Krishna]]></surname>
<given-names><![CDATA[U.K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of antitranspirants on growth and fruit parameters of sweet orange (Citrus sinensis (L.) Osbeck)]]></article-title>
<source><![CDATA[Pharma Innov. J.]]></source>
<year>2021</year>
<volume>10</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>577-81</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orduz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estudios ecofisiológicos y caracterización morfológica y molecular de la mandarina &#8216;Arrayana&#8217; (Citrus reticulata Blanco) en el piedemonte llanero de Colombia]]></source>
<year>2007</year>
<publisher-loc><![CDATA[Bogota ]]></publisher-loc>
<publisher-name><![CDATA[Faculty of Agronomy, Universidad Nacional de Colombia]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orduz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Avella]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comportamiento de 26 cultivares de naranja en condiciones del piedemonte del Meta, Colombia]]></article-title>
<source><![CDATA[Rev. Colomb. Cienc. Hortic.]]></source>
<year>2008</year>
<volume>2</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>157-72</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orduz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Fischer]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Balance hídrico e influencia del estrés hídrico en la inducción y desarrollo floral de la mandarina &#8216;Arrayana&#8217; en el piedemonte llanero de Colombia]]></article-title>
<source><![CDATA[Agron. Colomb.]]></source>
<year>2007</year>
<volume>25</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>255-63</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orduz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Garzón]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Alternancia de la producción y comportamiento fenológico de la naranja &#8216;Valencia&#8217; (Citrus sinensis (L.) Osbeck) en el trópico bajo húmedo de Colombia]]></article-title>
<source><![CDATA[Corpoica, Cienc. Tecnol. Agropecu.]]></source>
<year>2012</year>
<volume>13</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>136-44</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orduz]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Monroy]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Fischer]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comportamiento fenológico de la mandarina &#8216;Arrayana&#8217; en el piedemonte del Meta]]></article-title>
<source><![CDATA[Agron. Colomb.]]></source>
<year>2010</year>
<volume>28</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>63-70</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Owens]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Moore]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[A comparison of various methods of calculating heat unit requirements of tomato]]></source>
<year>1974</year>
<numero>70</numero>
<issue>70</issue>
<publisher-loc><![CDATA[Bost North, MS ]]></publisher-loc>
<publisher-name><![CDATA[Mississippi Agric. and Forestry Experiment Station, Mississippi State University]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Penning de Vries]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Jansen]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Berger]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Bakema]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Simulation of ecophysiological processes of growth in several annual crops]]></source>
<year>1989</year>
<numero>29</numero>
<issue>29</issue>
<publisher-loc><![CDATA[Wageningen ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reuther]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Climate and citrus behavior]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Reuther]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<source><![CDATA[The citrus industry]]></source>
<year>1973</year>
<volume>3</volume>
<page-range>280-337</page-range><publisher-loc><![CDATA[Berkeley, CA ]]></publisher-loc>
<publisher-name><![CDATA[Division Agricultural Science, University of California]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Reuther]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Ríos]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparison of growth, maturation and composition of citrus fruit in subtropical California and tropical Colombia]]></article-title>
<source><![CDATA[Proc. First Intl. Citrus Symp.]]></source>
<year>1969</year>
<volume>3</volume>
<page-range>277-300</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rivas]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Velasco]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Regresión no lineal]]></article-title>
<source><![CDATA[Rev. Colomb. Estad.]]></source>
<year>1993</year>
<volume>27</volume>
<numero>14</numero>
<issue>14</issue>
<page-range>89-102</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Southwick]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Weis]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Yeager]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Controlling cropping in &#8220;Loadel&#8221; cling peach using gibberellin: Effects on flower density, fruit distribution, fruit firmness, fruit thinning and yield]]></article-title>
<source><![CDATA[J. Am. Soc. Hort. Sci.]]></source>
<year>1995</year>
<volume>120</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1087-95</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Stover]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Boman]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Parsons]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Physiological response to irrigation and water stress]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Boman]]></surname>
<given-names><![CDATA[B.J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Citrus and water stress. Institute of Agricultural Sciences]]></source>
<year>2002</year>
<page-range>112-6</page-range><publisher-loc><![CDATA[Gainesville, FL ]]></publisher-loc>
<publisher-name><![CDATA[University of Florida]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
