<?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>0864-0394</journal-id>
<journal-title><![CDATA[Pastos y Forrajes]]></journal-title>
<abbrev-journal-title><![CDATA[Pastos y Forrajes]]></abbrev-journal-title>
<issn>0864-0394</issn>
<publisher>
<publisher-name><![CDATA[Estación Experimental de Pastos y Forrajes Indio Hatuey]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-03942019000300213</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Composición proximal y propiedades físicas de frutos de siete variedades de Morus alba L.]]></article-title>
<article-title xml:lang="en"><![CDATA[Proximal composition and physical properties of fruits from seven Morus alba L. varieties]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lugo-Morales]]></surname>
<given-names><![CDATA[Yudit]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Solares]]></surname>
<given-names><![CDATA[Maykelis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Altunaga-Pérez]]></surname>
<given-names><![CDATA[Nancy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro-Cabrera]]></surname>
<given-names><![CDATA[Inelvis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fonte-Carballo]]></surname>
<given-names><![CDATA[Leydis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cepero-Casas]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Sierra]]></surname>
<given-names><![CDATA[Liliet]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Ministerio de Educación Superior Universidad de Matanzas Estación Experimental de Pastos y Forrajes Indio Hatuey]]></institution>
<addr-line><![CDATA[Matanzas ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2019</year>
</pub-date>
<volume>42</volume>
<numero>3</numero>
<fpage>213</fpage>
<lpage>217</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-03942019000300213&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-03942019000300213&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-03942019000300213&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En Cuba se han desarrollado numerosas investigaciones acerca del uso de diferentes partes de la planta de Morus alba en la alimentación animal. Sin embargo, en estos estudios, el fruto no ha sido incluido. En la literatura internacional se ha informado que los frutos de M. alba presentan metabolitos secundarios y contienen nutrientes esenciales (fibras, vitaminas y minerales) que aumentan su valor nutricional y estimulan su uso en dietas balanceadas. El objetivo de este trabajo fue determinar las propiedades físicas y la composición bromatológica de los frutos de siete variedades de M. alba, cultivadas en la Estación Experimental de Pastos y Forrajes Indio Hatuey. Se evaluaron como indicadores físicos el peso, largo, ancho, grosor y número de semillas por fruto. En la composición proximal se estudió la materia seca, humedad y ceniza, así como el calcio, el magnesio, el fósforo y la fibra bruta. Para el procesamiento de los datos se utilizó un diseño completamente aleatorizado y se realizó un análisis de varianza. El peso de los frutos varió entre 1,3-3,7 g; el largo entre 1,6-3,0 cm y el ancho entre 0,8-1,6 cm. El número de semillas por fruto, entre 19,7 y 42,8. En las diferentes variedades, el porcentaje de materia seca, humedad, fibra bruta y ceniza estuvo entre 13,5-17,5; 82,5-86,5; 8,1-12,7 y 3,6- 7,1 %, respectivamente. Mientras, el contenido de Ca, Mg y P se halló en el rango de 322,5-356,0; 176,5-201,0 y 40,5-52,5 mg/100g, respectivamente. La variedad Yu-62 mostró los mayores valores en el peso, largo y ancho de los frutos, así como en el contenido de materia seca y fibra bruta; mientras que la variedad Nueva alcanzó el mayor contenido de P y ceniza. En tanto, la Universidad mejorada presentó el porcentaje más alto de Ca y Mg.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In Cuba many studies have been conducted about the use of different parts of the Morus alba plant in animal feeding. However, in these studies, the fruit has not been included. In international literature the M. alba fruits have been reported to show secondary metabolites and contain essential nutrients (fibers, vitamins and minerals), which increase their nutritional value and stimulate their use in balanced diets. The objective of this work was to determine the physical properties and bromatological composition of the fruits from seven M. alba varieties, cultivated at the Pastures and Forages Research Station Indio Hatuey. The weight, width, diameter and number of seeds per fruit were evaluated as physical indicators. In the proximal composition the dry matter, moisture and ash were studied, as well as calcium, magnesium, phosphorus and crude fiber. For the data processing a complete randomized design was used and variance analysis was performed. The fruit weight varied between 1,3 and 3,7 g; length, between 1,6 and 3,0 cm and width, between 0,8 and 1,6 cm. The number of seeds per fruit was 19,7-42,8. In the different varieties, the percentage of dry matter, moisture, crude fiber and ash was 13,5-17,5; 82,5-86,5; 8,1-12,7 and 3,6- 7,1 %, respectively. Meanwhile, the Ca, Mg and P content was in the range of 322,5-356,0; 176,5-201,0 and 40,5-52,5 mg/100 g, respectively. The variety Yu-62 showed the highest values in fruit weight, length and width, as well as in the dry matter and crude fiber content; while the variety Nueva had the highest P and ash content. Meanwhile, Universidad mejorada showed the highest Ca and Mg percentage.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[alimentación complementaria]]></kwd>
<kwd lng="es"><![CDATA[composición química]]></kwd>
<kwd lng="es"><![CDATA[dieta]]></kwd>
<kwd lng="en"><![CDATA[complementary feeding]]></kwd>
<kwd lng="en"><![CDATA[chemical composition]]></kwd>
<kwd lng="en"><![CDATA[diet]]></kwd>
</kwd-group>
</article-meta>
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