<?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>2007-9028</journal-id>
<journal-title><![CDATA[Ecosistemas y recursos agropecuarios]]></journal-title>
<abbrev-journal-title><![CDATA[Ecosistemas y recur. agropecuarios]]></abbrev-journal-title>
<issn>2007-9028</issn>
<publisher>
<publisher-name><![CDATA[Universidad Juárez Autónoma de Tabasco, Dirección de Investigación y Posgrado]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-90282018000200247</article-id>
<article-id pub-id-type="doi">10.19136/era.a5nl4.1447</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Production and chemical composition of hydrophytes cultivated in aquaponics]]></article-title>
<article-title xml:lang="es"><![CDATA[Producción y composición química de hidrófitas cultivadas en acuaponía]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Yáñez]]></surname>
<given-names><![CDATA[Rosario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Albertos-Alpuche]]></surname>
<given-names><![CDATA[Pedro J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guzmán-Mendoza]]></surname>
<given-names><![CDATA[Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Robaina-Robaina]]></surname>
<given-names><![CDATA[Lidia E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez-González]]></surname>
<given-names><![CDATA[Alfonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Plascencia]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Guanajuato División de Ciencias de la Vida (DICIVA) Laboratorio de Acuicultura, Departamento de Veterinaria y Zootecnia]]></institution>
<addr-line><![CDATA[Irapuato Guanajuato]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Guanajuato División de Ciencias de la Vida (DICIVA) Departamento de Agronomía]]></institution>
<addr-line><![CDATA[Irapuato Guanajuato]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Las Palmas de Gran Canaria Departamento de Biología ]]></institution>
<addr-line><![CDATA[Las Palmas de Gran Canaria ]]></addr-line>
<country>Spain</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Juárez Autónoma de Tabasco División Académica de Ciencias Biológicas ]]></institution>
<addr-line><![CDATA[Villahermosa Tabasco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Autónoma de Chihuahua Facultad de Zootecnia y Ecología ]]></institution>
<addr-line><![CDATA[Chihuahua Chihuahua]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2018</year>
</pub-date>
<volume>5</volume>
<numero>14</numero>
<fpage>247</fpage>
<lpage>257</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-90282018000200247&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-90282018000200247&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-90282018000200247&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT: Aquaponics can be defined as the integration of hydroponic plant production in a recirculating aquaculture system and has been proposed as a sustainable method to control the accumulation of waste produced by fish farming. The objective of the present study was to determine the biomass production and its feed potential of Myriophyllum aquaticum, Limnobium laevigatum, Lemna minor and Salvinia molesta grown in aquaponics. To evaluate the chemical compositions of these species, dry matter, organic matter, crude protein, neutral detergent fiber, acid detergent fiber, lignin, ash, ether extract, gross energy, calcium, and phosphorus of the aquatic plants were determined. Based on the results of this study, aquatic plants are considered to fulfill most of the nutritional requirements of productive animal species. Therefore, it is feasible to use them as the main ingredient in whole animal rations, with an emphasis on Myriophyllum aquaticum and Lemna minor as alternative food sources for different animal species, opening the way to aquaponic fodder production. Aquatic plants are interesting alternative, unconventional feed sources, especially because their high growth rates and nutritional qualities make it feasible to use them for animal consumption. However, Salvinia molesta has no value as fodder, especially because of its lignin concentration, which could affect the fodder digestibility.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN: La acuaponía es una alternativa sustentable para el control de los desechos acumulados que se producen en los cultivos acuícolas, puede ser definida como la integración del cultivo de plantas en camas hidropónicas en un sistema de recircualción acuícola. El objetivo del presente estudio fue determinar la producción de biomasa y evaluar el potencial forrajero por medio de la composición química de Myriophyllum aquaticum, Limnobium laeviga tum, Lemna minor y Salvinia molesta cultivadas en acuaponía. Se determinó el contenido de materia seca, materia orgánica, proteína cruda, fibra neutro detergente, fibra ácido detergente, lignina, cenizas, extracto étereo, energía bruta, calcio y fósforo. Las plantas acuáticas evaluadas cubren los requerimientos nutricionales de la mayoría de las especies animales productivas, siendo posible su incorporación como ingredientes en las raciones para animales, en particular Myriophyllum aquaticum y Lemna minor son una alternativa para la alimentación animal, como forrajes acuapónicos. Las hidrófitas son una fuente no convencional y alternativa de forraje, por su rápido crecimiento y calidad nutrimental, para el consumo animal. Mientras que Salvinia molesta, no tiene valor como forraje por su concentración de lignina, lo que afecta su digestibilidad.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Aquatic plants]]></kwd>
<kwd lng="en"><![CDATA[biomass]]></kwd>
<kwd lng="en"><![CDATA[fodder]]></kwd>
<kwd lng="en"><![CDATA[nutritional characterization]]></kwd>
<kwd lng="en"><![CDATA[Recirculation aquaculture systems (RAS)]]></kwd>
<kwd lng="es"><![CDATA[Plantas acuáticas]]></kwd>
<kwd lng="es"><![CDATA[biomasa]]></kwd>
<kwd lng="es"><![CDATA[forrajes]]></kwd>
<kwd lng="es"><![CDATA[caracterización nutrimental]]></kwd>
<kwd lng="es"><![CDATA[sistemas de recilculacion acuicola (SRA)]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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