<?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>2079-3480</journal-id>
<journal-title><![CDATA[Cuban Journal of Agricultural Science]]></journal-title>
<abbrev-journal-title><![CDATA[Cuban J. Agric. Sci.]]></abbrev-journal-title>
<issn>2079-3480</issn>
<publisher>
<publisher-name><![CDATA[Editorial del Instituto de Ciencia Animal]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2079-34802022000200007</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Digestive and carcass indicators of Rhode Island Red chickens, which intake processed Mucuna pruriens, in two rearing systems. Technical note]]></article-title>
<article-title xml:lang="es"><![CDATA[Indicadores digestivos y de canal de pollos Rhode Island Red, que consumieron Mucuna pruriens procesada, en dos sistemas de crianza. Nota técnica]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Pérez]]></surname>
<given-names><![CDATA[Madeleidy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sarmiento-Franco]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santos-Ricalde]]></surname>
<given-names><![CDATA[R.H.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villafranca]]></surname>
<given-names><![CDATA[Magaly Herrera]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Londres Silot]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Ciencia Animal  ]]></institution>
<addr-line><![CDATA[San José de las Lajas Mayabeque]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Yucatán Facultad de Medicina Veterinaria y Zootecnia (CCBA) ]]></institution>
<addr-line><![CDATA[Mérida Yucatán]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>56</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2079-34802022000200007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2079-34802022000200007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2079-34802022000200007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Digestive and carcass indicators are studied in Rhode Island Red chickens in two rearing systems. A total of 120 animals were used, which intake a diet with 15 % of processed Mucuna pruriens, distributed according to a completely random design. Two treatments were established: rearing in captivity and free, with grazing on native vegetation. A total of 30 birds per treatment were sacrificed. The carcass, gastrointestinal tract, gizzard, and empty small and large intestines were weighed. The weight of the small and large intestine increased 0.72 g/kg of live weight in the animals that had free access to grazing. The rest of the indicators did not differ between treatments. It is concluded that the free rearing of Rhode Island Red chickens, which intake processed Mucuna pruriens, modifies the organ related to fiber digestion. This is due to the intake of native vegetation, and does not influence on carcass yield.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Se estudian los indicadores digestivos y de canal en pollos Rhode Island Red en dos sistemas de crianza. Se utilizaron 120 animales, que consumieron dieta con 15 % de Mucuna pruriens procesada, distribuidos según diseño completamente aleatorizado. Se establecieron dos tratamientos: crianza en cautiverio y en libertad, con pastoreo en vegetación nativa. Se sacrificaron 30 aves por tratamiento. Se pesó la canal, el tracto gastrointestinal, la molleja y los intestinos delgado y grueso vacíos. El peso del intestino delgado y grueso aumentó 0.72 g/kg de peso vivo en los animales que tuvieron libre acceso al pastoreo. El resto de los indicadores no difirió entre tratamientos. Se concluye que la crianza en libertad de pollos Rhode Island Red, que consumieron Mucuna pruriens procesada, modifica el órgano relacionado con la digestión de la fibra. Esto se debe al consumo de vegetación nativa, y no influye en el rendimiento de la canal.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[birds]]></kwd>
<kwd lng="en"><![CDATA[captivity]]></kwd>
<kwd lng="en"><![CDATA[free]]></kwd>
<kwd lng="en"><![CDATA[treated mucuna]]></kwd>
<kwd lng="en"><![CDATA[gastrointestinal tract]]></kwd>
<kwd lng="en"><![CDATA[carcass yield]]></kwd>
<kwd lng="es"><![CDATA[aves]]></kwd>
<kwd lng="es"><![CDATA[cautiverio]]></kwd>
<kwd lng="es"><![CDATA[libertad]]></kwd>
<kwd lng="es"><![CDATA[mucuna tratada]]></kwd>
<kwd lng="es"><![CDATA[tracto gastrointestinal]]></kwd>
<kwd lng="es"><![CDATA[rendimiento en canal]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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