<?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>1659-1321</journal-id>
<journal-title><![CDATA[Agronomía Mesoamericana]]></journal-title>
<abbrev-journal-title><![CDATA[Agron. Mesoam]]></abbrev-journal-title>
<issn>1659-1321</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1659-13212023000300032</article-id>
<article-id pub-id-type="doi">10.15517/am.2023.52442</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Arbustivas y arbóreas del piedemonte amazónico colombiano: potencial nutricional y ambiental en sistemas ganaderos]]></article-title>
<article-title xml:lang="en"><![CDATA[Shrubs and trees of the Colombian Amazonian foothills: Nutritional and environmental potential in livestock systems]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Narváez-Herrera]]></surname>
<given-names><![CDATA[Juan Pablo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Angulo-Arizala]]></surname>
<given-names><![CDATA[Joaquín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Barragán-Hernández]]></surname>
<given-names><![CDATA[Wilson]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mahecha-Ledesma]]></surname>
<given-names><![CDATA[Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Antioquia Facultad de Ciencias Agrarias Grupo de Investigación en Ciencias Agrarias (GRICA)]]></institution>
<addr-line><![CDATA[Ciudadela Robledo Medellín]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Antioquia Facultad de Ciencias Agrarias Grupo de Investigación en Ciencias Agrarias (GRICA)]]></institution>
<addr-line><![CDATA[Ciudadela Robledo Medellín]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Corporación Colombiana de Investigación Agropecuaria (AGROSAVIA) Centro de Investigación El Nus ]]></institution>
<addr-line><![CDATA[ San Roque]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad de Antioquia Facultad de Ciencias Agrarias Grupo de Investigación en Ciencias Agrarias (GRICA)]]></institution>
<addr-line><![CDATA[Ciudadela Robledo Medellín]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>34</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S1659-13212023000300032&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S1659-13212023000300032&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S1659-13212023000300032&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Introducción. Los sistemas ganaderos del piedemonte amazónico se caracterizan por una baja eficiencia en el uso del suelo, predominio de monocultivos de gramíneas y disminución significativa de la cobertura arbórea, que sumado a la contribución de gases de efecto invernadero, relacionan la actividad ganadera con el calentamiento global. Objetivo. Recopilar y analizar resultados de investigaciones sobre las especies Erythrina poeppigiana (Walp.) O.F. Cook, Clitoria fairchildiana R.A. Howard, Piptocoma discolor (Kunth) Pruski y Guazuma ulmifolia Lam. Desarrollo. Mediante el uso de Google Scholar, fórmulas de búsqueda y términos claves asociados al objetivo del estudio, se recuperaron y analizaron 97 documentos. Para las especies de interés, se reportó un amplio rango de adaptación ambiental (0 - 1600 m s. n. m. y entre 1000 y 3700 mm precipitación/año), con potencial para desarrollarse en suelos mal drenados y con bajo pH. Su uso se asoció a cercas vivas, bancos forrajeros, consumo en pastoreo, entre otros. Asimismo, se reportaron valores de materia seca entre 23 y 35 %, proteína cruda entre 15 y 21 % y FDN y FDA &lt;60 % y &lt;45 %, respectivamente. También se encontraron reportes de metabolitos secundarios como taninos y saponinas, lo que podría relacionarse con un potencial para mitigar metano entérico. Se analiza la inclusión de estas especies de plantas forrajeras o similares, por tener un impacto positivo en el almacenamiento de carbono y restauración de áreas degradadas, dadas sus implicaciones en el suelo como fijación de nitrógeno (leguminosas) y aporte de nutrientes vía hojarasca. Conclusiones. Por sus características nutricionales, adaptación y perfil fitoquímico, sería pertinente evaluar el comportamiento de las especies E. poeppigiana, C. fairchildiana, P. discolor y G. ulmifolia, como estrategia para mejorar la oferta nutricional y disminuir las emisiones de metano entérico en condiciones de piedemonte amazónico.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Introduction. The Amazon foothills livestock is characterized by inefficient land use, pasture monoculture, and significant reduction of the forest, which added to greenhouse gas emissions; it correlates the livestock practices to climate change. Objective. To compile and analyze research on Erythrina poeppigiana (Walp.) O.F. Cook, Clitoria fairchildiana R.A. Howard, Piptocoma discolor (Kunth) Pruski and Guazuma ulmifolia Lam. Development. Through the use of Google Scholar, search algorithms, and keywords 97 papers related to this study were found and analyzed. To the forage shrubs of interest, the review reported a wide environmental range of adaptation (0 - 1600 m a. s. l. and between 1000 and 3700 mm rain/year), with the potential to develop in poorly drained soils and with low pH. The use of these shrubs in livestock was related to living fences, fodder banks, and direct intake, among others. Likewise, the literature review reported a dry matter concentration between 23 and 35 %, crude protein between 15 % and 21 %, and NDF and ADF &lt;60 % and &lt;45 %, respectively. Additionally, reports of secondary plant metabolites like tannins and saponins were also found, which could be related to the reduction of enteric methane. Lastly, the review examines the potential effect on carbon storage and land restoration by including the shrubs species discussed in the present study due to the possible effect on nitrogen fixation (legumes) and soil nutrient restoration via litter decomposition. Conclusions. Due to their nutritional characteristics, wide range of adaptation, and phytochemical profile, it would be pertinent to evaluate the behavior of the species E. poeppigiana, C. fairchildiana, P. discolor, and G. ulmifolia, as a strategy to improve nutrition and reduce methane emission in the Amazon foothills livestock farming.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[cambio climático]]></kwd>
<kwd lng="es"><![CDATA[ganadería]]></kwd>
<kwd lng="es"><![CDATA[plantas forrajeras]]></kwd>
<kwd lng="es"><![CDATA[sistemas agropascícolas]]></kwd>
<kwd lng="en"><![CDATA[forage plants]]></kwd>
<kwd lng="en"><![CDATA[livestock]]></kwd>
<kwd lng="en"><![CDATA[climate change]]></kwd>
<kwd lng="en"><![CDATA[agropastoral systems]]></kwd>
</kwd-group>
</article-meta>
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