<?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>0258-5936</journal-id>
<journal-title><![CDATA[Cultivos Tropicales]]></journal-title>
<abbrev-journal-title><![CDATA[cultrop]]></abbrev-journal-title>
<issn>0258-5936</issn>
<publisher>
<publisher-name><![CDATA[Ediciones INCA]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0258-59362019000200007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Selección de una rizobacteria promotora del crecimiento en papa (Solanum tuberosum L.)]]></article-title>
<article-title xml:lang="en"><![CDATA[Selection of a promoting rhizobacteria of growth in papa (Solanum tuberosum L.)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gervasio]]></surname>
<given-names><![CDATA[Gedson]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jerez-Mompie]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[Belquis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caridad-Nápoles]]></surname>
<given-names><![CDATA[María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Ciencias Agrícolas (INCA)  ]]></institution>
<addr-line><![CDATA[San José de las Lajas Mayabeque]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>40</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0258-59362019000200007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0258-59362019000200007&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0258-59362019000200007&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El empleo de rizobacterias promotoras del crecimiento vegetal tiene efectos beneficiosos sobre los cultivos, por lo que el objetivo del presente trabajo fue seleccionar una cepa del género Rhizobium capaz de estimular el crecimiento en papa. Con este fin se desarrolló un trabajo en condiciones semicontroladas y el empleo de dos cepas (C1: Rhizobium etli CE-3 y C2: Bradyrhizobium elkani ICA 8001) así como dos dosis de cada una (D1: 3 µL y D2: 6 µL) aplicadas en el nicho en que se colocaron los tubérculo en el momento de la plantación. Mediante un diseño completamente aleatorizado se distribuyeron cinco tratamientos que incluía un control sin inocular y el empleo de cepas y dosis, con diez repeticiones por cada uno. No se aplicó fertilización química en ningún caso. Se utilizaron recipientes de seis litros de capacidad, que se llenaron con suelo Ferralítico Rojo Eútrico. Las evaluaciones se realizaron a los 40 días después de la plantación y consistieron en determinar la altura las plantas, el número de tallos, la cantidad de estolones emitidos por tubérculos, el número promedio de hojas por tallo, la superficie foliar y las unidades SPAD determinadas en dos momentos. En todas las variables evaluadas la cepa Bradyrhizobium elkani ICA 8001, fue la que propició el mejor resultado con diferencias significativas respecto al control.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The use of plant growth promoting rhizobacteria has beneficial effects on crops, so the objective of this work was to select a strain of Rhizobium genus able to stimulate growth in potatoes. To this end, work was carried out under semicontrolled conditions and the use of two strains (C1: Rhizobium etli CE-3 and C2: Bradyrhizobium elkani ICA 8001) as well as two doses of each (D1: 3 &#956;L and D2: 6 &#956;L) applied in the niche in which the tuber was placed at the time of planting. Through a completely randomized design, five treatments were distributed, including the control not inoculated and the use of strains and doses, with ten repetitions for each one. In any case no chemical fertilization was applied. Containers of six-liter capacity filled with red Ferralitic Eutric soil were used. The evaluations were made at 40 days after plantation and consisted in determining the height of the plants, the number of stems, the number of stolons emitted by tubers, the average number of leaves per stem, the leaf surface and the SPAD units determined in two moments. In all the evaluated variables, the strain Bradyrhizobium elkani ICA 8001, was the one that favored the best result with significant differences respect to the control.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Rhizobium]]></kwd>
<kwd lng="es"><![CDATA[altura de la planta]]></kwd>
<kwd lng="es"><![CDATA[número de tallos]]></kwd>
<kwd lng="es"><![CDATA[superficie foliar]]></kwd>
<kwd lng="es"><![CDATA[estolones]]></kwd>
<kwd lng="en"><![CDATA[Rhizobium]]></kwd>
<kwd lng="en"><![CDATA[height of the plant]]></kwd>
<kwd lng="en"><![CDATA[number of stems]]></kwd>
<kwd lng="en"><![CDATA[leaf area]]></kwd>
<kwd lng="en"><![CDATA[stolons]]></kwd>
</kwd-group>
</article-meta>
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