<?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>S0120-28122018000100094</article-id>
<article-id pub-id-type="doi">10.15446/acag.v67n1.66251</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Development of artificial sugarcane seed CP-54 from three cultivars (cv MEX 69-290; cv MEX 68-P-23; cv. CP 72-2086) using polymers in Tabasco, Mexico]]></article-title>
<article-title xml:lang="es"><![CDATA[Desarrollo de semilla artificial de caña de azúcar CP-54 a partir de tres cultivares (cv MEX 69-290; cv MEX 68-P-23; cv CP 72-2086) usando polímeros en Tabasco, México]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez-Sánchez]]></surname>
<given-names><![CDATA[Geiner F]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arias-de la Cruz]]></surname>
<given-names><![CDATA[Heidi L]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Salgado-García]]></surname>
<given-names><![CDATA[Sergio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Córdova-Sánchez]]></surname>
<given-names><![CDATA[Samuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz-Laurel]]></surname>
<given-names><![CDATA[Hipólito]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castelán-Estrada]]></surname>
<given-names><![CDATA[Mepivoseth]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-de la Cruz]]></surname>
<given-names><![CDATA[Rubén]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castañeda-Ceja]]></surname>
<given-names><![CDATA[Raúl]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Popular de la Chontalpa Unidad Académica de Ciencias Básicas e Ingeniería Grupo MASCAÑA. H. Cárdenas]]></institution>
<addr-line><![CDATA[ Tabasco]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados Áreas de Ciencia Ambiental y Vegetal Grupo MASCAÑA. H. Cárdenas]]></institution>
<addr-line><![CDATA[ Tabasco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Postgraduados Agrotechnology Grupo MASCAÑA]]></institution>
<addr-line><![CDATA[Córdoba Veracruz]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2018</year>
</pub-date>
<volume>67</volume>
<numero>1</numero>
<fpage>94</fpage>
<lpage>100</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0120-28122018000100094&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0120-28122018000100094&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0120-28122018000100094&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Precision mechanized sowing of sugarcane has been delayed due to germination failures caused in sowing process by pieces of sugarcane, generating economic losses by reducing production. The aim of this study was to evaluate different polymers and cultivars of sugarcane to elaborate artificial seed CP-54, seed germination and quality of sugarcane plants. An experiment was carried out in two stages in experimental field of the Colegio de Postgraduados Campus Tabasco, Mexico. Results indicate that the best physical stage of artificial seed CP-54 was obtained in Mex 69-290, Mex 68-P-23 and CP 72-2086 cultivars encapsulated with starch polymers and sodium alginate. Artificial seed CP-54 germination was 100 and 84% encapsulated with starch and alginate of sodium, in buds positions 12, 3 and 9, without concerning cultivar. Highest plant height and root length was obtained with encapsulation of starch and sodium alginate. Physical stage of buds was better in artificial seed made with starch and sodium alginate in the three evaluated sugarcane cultivars and independently of shoot position.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La siembra mecanizada de precisión de la caña de azúcar se ha visto retrasada debido a las fallas de germinación ocasionadas en el proceso de siembra mediante porciones de caña, generando pérdidas económicas al reducir la producción. El objetivo de este estudio fue evaluar diferentes polímeros y cultivares de caña de azúcar para elaborar la semilla artificial CP-54, la germinación y la calidad de las plantas de caña de azúcar. El experimento se estableció en dos etapas en el campo experimental del Colegio de Postgraduados Campus Tabasco, México. Los resultados indican que el mejor estado físico de la semilla artificial CP-54 se obtuvo en los cultivares Méx 69-290, Méx 68-P-23 y CP 72-2086 encapsulados con los polímeros almidón y alginato de sodio. La germinación de la semilla artificial CP-54 de caña de azúcar, fue de 100 y 84% con los encapsulados de almidón y alginato de sodio, en las posiciones de yema 12, 3 y 9, sin importar el cultivar. La mayor altura de planta y longitud de raíz se obtuvo con el encapsulado de almidón y alginato de sodio. El estado físico de las yemas fue mejor en la semilla artificial elaborada con almidón y alginato de sodio en los tres cultivares de caña de azúcar evaluados e independientemente de la posición de la yema.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Encapsulation]]></kwd>
<kwd lng="en"><![CDATA[precision agriculture]]></kwd>
<kwd lng="en"><![CDATA[Saccharum spp.]]></kwd>
<kwd lng="en"><![CDATA[seed germination]]></kwd>
<kwd lng="en"><![CDATA[buds]]></kwd>
<kwd lng="en"><![CDATA[sugarcane response]]></kwd>
<kwd lng="es"><![CDATA[Encapsulación]]></kwd>
<kwd lng="es"><![CDATA[germinación]]></kwd>
<kwd lng="es"><![CDATA[Saccharum spp.]]></kwd>
<kwd lng="es"><![CDATA[polímeros]]></kwd>
<kwd lng="es"><![CDATA[respuesta de la caña]]></kwd>
<kwd lng="es"><![CDATA[siembra mecanizada de precisión]]></kwd>
<kwd lng="es"><![CDATA[yemas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[El Mawla Abd]]></surname>
<given-names><![CDATA[H.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hemida]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Mahmoud]]></surname>
<given-names><![CDATA[W.A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Study on the mechanization of sugarcane transplanting]]></article-title>
<source><![CDATA[Int J Eng Tech Res]]></source>
<year>2014</year>
<volume>2</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>237-41</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Álvarez]]></surname>
<given-names><![CDATA[S. G.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Salgado]]></surname>
<given-names><![CDATA[G. S]]></given-names>
</name>
<name>
<surname><![CDATA[Córdova]]></surname>
<given-names><![CDATA[S.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Castelán]]></surname>
<given-names><![CDATA[E. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ortiz]]></surname>
<given-names><![CDATA[L.H.]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[C.R.]]></given-names>
</name>
<name>
<surname><![CDATA[Castañeda]]></surname>
<given-names><![CDATA[C.R]]></given-names>
</name>
</person-group>
<source><![CDATA[Polímeros para elaborar la semilla artificial CP-54 de caña de azúcar]]></source>
<year>2016</year>
<publisher-name><![CDATA[ATAE-Asociación de Téc nicos Azucareros de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[A. M.T.]]></given-names>
</name>
<name>
<surname><![CDATA[Engelmann]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cryopreservation of plant germplasm using the encapsu lation-dehydration technique: review and case study on sugarcane]]></article-title>
<source><![CDATA[Cryo Letters]]></source>
<year>2006</year>
<volume>27</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>155-68</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cryopreservation of germplasm through encapsulation-dehydration technique]]></article-title>
<source><![CDATA[Acta Hortic]]></source>
<year>2014</year>
<volume>1039</volume>
<numero>22</numero>
<issue>22</issue>
<page-range>147-54</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lal]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Tiwari]]></surname>
<given-names><![CDATA[A.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Gupta]]></surname>
<given-names><![CDATA[G.N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Commercial scale micropropagation of sugarcane: constraints and remedies]]></article-title>
<source><![CDATA[Sugar Tech]]></source>
<year>2015</year>
<volume>17</volume>
<page-range>339-47</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mehpara]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Mujib]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Siddiqui]]></surname>
<given-names><![CDATA[Z]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Synthetic Seed Development and Conversion to Plantlet in Catharanthus roseus (L.) G. Don]]></article-title>
<source><![CDATA[Biotechnology]]></source>
<year>2012</year>
<volume>11</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>37-43</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Morales]]></surname>
<given-names><![CDATA[M. E.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Cano]]></surname>
<given-names><![CDATA[S.J.S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Semillas sintéticas. El campo del futuro]]></article-title>
<source><![CDATA[Ciencia y Desarrollo]]></source>
<year>2012</year>
<volume>38</volume>
<numero>258</numero>
<issue>258</issue>
<page-range>16-21</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Naik]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Annamalai]]></surname>
<given-names><![CDATA[A.S.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Vijayan]]></surname>
<given-names><![CDATA[N.N.]]></given-names>
</name>
<name>
<surname><![CDATA[Rajendra]]></surname>
<given-names><![CDATA[P.N]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Studies on mechanization of planting of sugarcane shoot chip settlings raised in protrays]]></article-title>
<source><![CDATA[Sugar Tech]]></source>
<year>2013</year>
<volume>15</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>27-35</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nieves]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Zambrano]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Tapia]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Cid]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Pina]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Castillo]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Field performance of artificial seed-derived sugarcane plants]]></article-title>
<source><![CDATA[Plant Cell Tiss Org]]></source>
<year>2003</year>
<volume>75</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>279-82</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Radha]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Solomon]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Shrivastava]]></surname>
<given-names><![CDATA[A.K.]]></given-names>
</name>
<name>
<surname><![CDATA[Chandra]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sugarcane shoot chips: A promising seed material]]></article-title>
<source><![CDATA[Sugar Tech]]></source>
<year>2010</year>
<volume>12</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>67-9</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rafique]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Yamamoto]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Fukui]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Tanaka]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Valle]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Arizaga]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Abbas]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Matsumoto]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Niino]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cryopreservation of shoot-tips from different sugarcane varieties using a cryo-plate technique]]></article-title>
<source><![CDATA[Pak JAgri Sci]]></source>
<year>2016</year>
<volume>53</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>151-8</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Riascos]]></surname>
<given-names><![CDATA[A. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Espitia]]></surname>
<given-names><![CDATA[N. H.F.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[G. J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación de las herramientas de secuenciación masiva (NGS) para identificar genes asociados con tolerancia al estrés hídrico en caña de azúcar]]></article-title>
<source><![CDATA[Acta Agron]]></source>
<year>2015</year>
<volume>64</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>355-62</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ripoli]]></surname>
<given-names><![CDATA[M.C.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Ripoli]]></surname>
<given-names><![CDATA[C.C.T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluation of five sugarcane planters]]></article-title>
<source><![CDATA[Eng Agríc Jaboticabal]]></source>
<year>2010</year>
<volume>30</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1110-022</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Siqueira]]></surname>
<given-names><![CDATA[G.F.]]></given-names>
</name>
<name>
<surname><![CDATA[Pierre]]></surname>
<given-names><![CDATA[J.S.]]></given-names>
</name>
<name>
<surname><![CDATA[El Tahchy]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Glassop]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Bonnett]]></surname>
<given-names><![CDATA[G.D.]]></given-names>
</name>
<name>
<surname><![CDATA[Rae]]></surname>
<given-names><![CDATA[A.L]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sugarcane seed composition and changes during artificial ageing]]></article-title>
<source><![CDATA[Crop Past Sci]]></source>
<year>2015</year>
<volume>66</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>1180-9</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Viveros]]></surname>
<given-names><![CDATA[V. C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Baena]]></surname>
<given-names><![CDATA[G. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Salazar]]></surname>
<given-names><![CDATA[V.F.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[L.O.]]></given-names>
</name>
<name>
<surname><![CDATA[Victoria]]></surname>
<given-names><![CDATA[K.J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Características de la caña de azúcar asociadas con toneladas de caña por hectárea y sacarosa (% caña)]]></article-title>
<source><![CDATA[Acta Agron]]></source>
<year>2015</year>
<volume>64</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>268-72</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
