<?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>0120-2812</journal-id>
<journal-title><![CDATA[Acta Agronómica]]></journal-title>
<abbrev-journal-title><![CDATA[Acta Agron.]]></abbrev-journal-title>
<issn>0120-2812</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional de Colombia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0120-28122008000300004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Microtuberización in vitro de siete accesiones de papa de la colección central colombiana]]></article-title>
<article-title xml:lang="en"><![CDATA[In vitro microtuberization of seven accessions of potato from colombian central collection]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera Calderón]]></surname>
<given-names><![CDATA[Ángela Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valbuena Benavides]]></surname>
<given-names><![CDATA[Raúl Iván]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hidalgo Hidalgo]]></surname>
<given-names><![CDATA[Rigoberto]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno Mendoza]]></surname>
<given-names><![CDATA[José Dilmer]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Palmira ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Corporación Colombiana de Investigación Agropecuaria (Corpoica)  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2008</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2008</year>
</pub-date>
<volume>57</volume>
<numero>3</numero>
<fpage>175</fpage>
<lpage>180</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-28122008000300004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-28122008000300004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-28122008000300004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se evaluó la producción in vitro de microtubérculos de papa (cuatro accesiones de S. tuberosum ssp andigena y tres de S. phureja de la Colección Central Colombiana). Se emplearon dos protocolos (líquido-líquido y sólido-líquido) en un diseño completamente al azar con arreglo factorial. Las variables evaluadas al momento de la cosecha fueron número de microtubérculos con tamaño inferior a 0.5cm, superior a 0.5cm y número total. La producción de microtubérculos estuvo determinada por el genotipo, el protocolo y las diferentes concentraciones de las hormonas Benzilaminopurina (BAP) y Cloruro de Cloro Colina (CCC). La producción fue mayor en el protocolo sólido - líquido, y entre concentraciones la de mejor producción de microtubérculos fue C1 (Sales MS 100%, sacarosa 8%, 10mg BAP/ 500mg CCC y oscuridad). Los mejores productores de microtubérculos fueron las accesiones C.C.C. 4318 (Carriza), C.C.C. 4981 (Guata negra) y Solanum phureja 50 (sin nombre).]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[The in vitro microtuberization of potato, four accessions of S. tuberosum ssp. andigena and three accessions of S. phureja of the Colombian Central Collection was evaluated. Two protocols were used (liquid-liquid and solid-liquid) in a complete random analysis design with a factorial arrangement. The traits evaluated at the time crop were: number of microtubers with size under 0.5cm, microtubers with size over 0.5cm and total number of microtubers. The microtubers production was higher in the solid-liquid protocol. On the other hand, when comparing the microtuber production among the hormones BAP and CCC, the C1 (MS salts at 100%, sucrose 8%, 10mg BAP / 500mg CCC and darkness) showed the higher microtubers production.The most efficient microtubers producer were the accessions C.C.C. 4318 (Carriza), C.C.C. 4981 (Guata negra) and Solanum phureja 50 (without common name).]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Solanum tuberosum ssp]]></kwd>
<kwd lng="es"><![CDATA[andigena]]></kwd>
<kwd lng="es"><![CDATA[S. phureja]]></kwd>
<kwd lng="es"><![CDATA[microtuberización]]></kwd>
<kwd lng="es"><![CDATA[Benzilaminopurina]]></kwd>
<kwd lng="es"><![CDATA[Cloruro de Cloro Colina]]></kwd>
<kwd lng="en"><![CDATA[Solanum tuberosum ssp]]></kwd>
<kwd lng="en"><![CDATA[andigena]]></kwd>
<kwd lng="en"><![CDATA[S. phureja]]></kwd>
<kwd lng="en"><![CDATA[microtuberization]]></kwd>
<kwd lng="en"><![CDATA[benzylaminopurine]]></kwd>
<kwd lng="en"><![CDATA[chlorocholine chloride]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[  ]]></body><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Borda]]></surname>
<given-names><![CDATA[C.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Toledo]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Golmirzaie]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Roca]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Efecto de inductores de tuberización y fotoperiodo sobre la microtuberización de Solanum tuberosum L. in vitro.]]></article-title>
<source><![CDATA[]]></source>
<year>2001</year>
<month>No</month>
<day>vi</day>
</nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cerón]]></surname>
<given-names><![CDATA[M. S]]></given-names>
</name>
<name>
<surname><![CDATA[Valbuena]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[J. D]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Informe técnico de bancos de germoplasma del C. I. Tibaitatá.]]></article-title>
<source><![CDATA[]]></source>
<year>2005</year>
<page-range>22p</page-range><publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Corpoica]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Donnelly]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Coleman]]></surname>
<given-names><![CDATA[W]]></given-names>
</name>
<name>
<surname><![CDATA[Coleman]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Potato microtuber production and performance: A review]]></article-title>
<source><![CDATA[Am Potato J]]></source>
<year>2003</year>
<volume>80</volume>
<page-range>103-115</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[M.M]]></given-names>
</name>
<name>
<surname><![CDATA[Reyes]]></surname>
<given-names><![CDATA[P.L]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Propagación y tuberización in vitro de tres variedades de papa criolla (Solanum phureja) de la Colección Central Colombiana.]]></article-title>
<source><![CDATA[]]></source>
<year>1998</year>
<page-range>71</page-range><publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Universidad Distrital Francisco José de Caldas.]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gopal]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Chamail]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sarkar]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[In vitro production of microtubers for conservation of potato germplasm: effect of genotype, abscisic acid and sucrose]]></article-title>
<source><![CDATA[In vitro Cell.]]></source>
<year>2004</year>
<volume>40</volume>
<page-range>485 - 490</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hussey]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Stacey]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[Factors Affecting the Formation of In vitro Tubers of Potato (Solanum tuberosum L.)]]></article-title>
<source><![CDATA[Ann Bot]]></source>
<year>1984</year>
<volume>53</volume>
<page-range>565-578</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jara]]></surname>
<given-names><![CDATA[G.C.]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Propagación in vitro y microtuberización de cultivares de Solanum tuberosum L. ssp. tuberosum Hawkes en medios líquidos]]></article-title>
<source><![CDATA[]]></source>
<year>1996</year>
<page-range>81 p</page-range><publisher-name><![CDATA[Universidad Austral de Chile]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jaramillo]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Rivera]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Montaño]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Lozano]]></surname>
<given-names><![CDATA[J.J]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Microtuberización in vitro de cuatro variedades de papa. (Solanum tuberosum L)]]></article-title>
<source><![CDATA[]]></source>
<year>2003</year>
<month>No</month>
<day>vi</day>
</nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Murashigue]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Skoog]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang="en"><![CDATA[A revised medium for rapid growth and bioassays with tobacco tissue cultures]]></article-title>
<source><![CDATA[Physiol Plant]]></source>
<year>1962</year>
<volume>15</volume>
<page-range>473-497</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[SalaS]]></surname>
<given-names><![CDATA[J.E]]></given-names>
</name>
</person-group>
<article-title xml:lang="es"><![CDATA[Producción y almacenamiento de tubérculos in vitro de papa Solanum tuberosum L. cv Granola.]]></article-title>
<source><![CDATA[]]></source>
<year>2005</year>
<month>No</month>
<day>vi</day>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
