<?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>2007-0934</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias agrícolas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Cienc. Agríc]]></abbrev-journal-title>
<issn>2007-0934</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-09342017000701549</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de reguladores de crecimiento en cebolla para el control de la emisión de tallo floral]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of growth regulators in onion for the control of the emission of floral stem]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Macías Duarte]]></surname>
<given-names><![CDATA[Rubén]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Grijalva Contreras]]></surname>
<given-names><![CDATA[Raúl Leonel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Robles Contreras]]></surname>
<given-names><![CDATA[Fabián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Carvajal]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Núñez Ramírez]]></surname>
<given-names><![CDATA[Fidel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,INIFAP Campo Experimental Costa de Hermosillo-Sitio Experimental Caborca ]]></institution>
<addr-line><![CDATA[ Sonora]]></addr-line>
<country>MX</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Baja California Instituto de Ciencias Agrícolas ]]></institution>
<addr-line><![CDATA[Mexicali Baja California]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>11</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>11</month>
<year>2017</year>
</pub-date>
<volume>8</volume>
<numero>7</numero>
<fpage>1549</fpage>
<lpage>1560</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342017000701549&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342017000701549&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342017000701549&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El cultivo de la cebolla en México representa gran importancia económica, en el año 2014 se establecieron 48 170 ha. La emisión de tallo floral representa un grave problema de producción ya que merma la calidad y el rendimiento. El objetivo del presente trabajo fue evaluar el efecto de fitoreguladores de crecimiento sobre la reducción de la emisión de tallo floral en cebolla. El experimento se desarrolló durante el ciclo otoño-invierno 2013- 2014 en dos localidades (Magdalena y Caborca, Sonora). Los productos evaluados fueron: Apogee (Prohexadione Ca, 50 ppm), Cultar 25 SC (Paclobutrazol, 10 ppm), Ethrel (Etefón, 5000 ppm), Pix Plus (Cloruro de Mepiquat, dos aplicaciones de 42 ppm), Moddus 250 (Trinexapac-etil, dos aplicaciones de 250 ppm) y Agromil V. (1 556 ppm). La aplicación se realizó en forma foliar con un volumen de 500 L ha-1 para cada tratamiento. En Magdalena, los resultados mostraron diferencias significativas entre los productos evaluados en la emisión de tallo floral La aplicación de Ethrel y Pix Plus presentaron una respuesta positiva en la disminución del tallo floral con 10.5% contra 30.7% del testigo, Por otro lado, Ethrel produjo el mayor rendimiento con 61.8 t ha-1. En Caborca no hubo respuesta a la aplicación de los reguladores de crecimiento en la emisión de tallo floral ni en rendimiento comercial.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The cultivation of the onion in México represents great economic importance, in the year 2014 was established 48 170 ha. The emission of floral stem represents a serious problem of production since it diminishes the quality and the yield. The objective of the present work was to evaluate the effect of growth phytoregulators on the reduction of the emission of floral stalk in onion. The experiment was developed during the autumn-winter cycle 2013-2014 in two localities (Magdalena and Caborca, Sonora). The products evaluated were: Apogee (Prohexadione Ca, 50 ppm), Cultar 25 SC (Paclobutrazol, 10 ppm), Ethrel (Etefon, 5000 ppm), Pix Plus (Mepiquat Chloride, two 42 ppm applications), Moddus 250 (Trinexapac -ethyl, two applications of 250 ppm) and Agromil V (1356 ppm). The application was done in foliar form with a volume of 500 L ha-1 for each treatment. In Magdalena, the results showed significant differences between the evaluated products in the emission of floral stem. The application of Ethrel and Pix Plus presented a positive response in the reduction of the floral stem with 10.5% against 30.7% of the control. On the other hand, Ethrel producedthe highest yield with 61.8 t ha-1. In Caborca there was no response to the application of growth regulators in the floral stem emission nor in commercial yield.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Allium cepa L.]]></kwd>
<kwd lng="es"><![CDATA[calidad]]></kwd>
<kwd lng="es"><![CDATA[ethrel]]></kwd>
<kwd lng="es"><![CDATA[floración prematura]]></kwd>
<kwd lng="es"><![CDATA[rendimiento]]></kwd>
<kwd lng="en"><![CDATA[Allium cepa L.]]></kwd>
<kwd lng="en"><![CDATA[ethrel]]></kwd>
<kwd lng="en"><![CDATA[quality]]></kwd>
<kwd lng="en"><![CDATA[premature flowering]]></kwd>
<kwd lng="en"><![CDATA[yield]]></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[Ashrafuzzaman]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Nasrul]]></surname>
<given-names><![CDATA[M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Razi]]></surname>
<given-names><![CDATA[M. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Uddin]]></surname>
<given-names><![CDATA[M. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Shahidullant]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Meon]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Paclobutrazol and bulb size effect on onion seed production.]]></article-title>
<source><![CDATA[Int. J. Agric. Biol.]]></source>
<year>2009</year>
<volume>11</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>245-50</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ashraf]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Akram]]></surname>
<given-names><![CDATA[N. A.]]></given-names>
</name>
<name>
<surname><![CDATA[R. N. Arteca]]></surname>
<given-names><![CDATA[R. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Foolad]]></surname>
<given-names><![CDATA[M. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The physiological biochemical and molecular roles of brassinosteroids and salicylic acid in plant processes and salt tolerancy]]></article-title>
<source><![CDATA[Crit. Rev. Plant. Sci.]]></source>
<year>2010</year>
<volume>29</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>162-90</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cantliffe]]></surname>
<given-names><![CDATA[D. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Woods]]></surname>
<given-names><![CDATA[F. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Abdel- Rahman]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Induction of bulbing and retardation of flower stalk development in onion by ethephon]]></source>
<year>1978</year>
<conf-name><![CDATA[ Proc. 5th annual meeting of plant growth regulator working group]]></conf-name>
<conf-date>25-29 June</conf-date>
<conf-loc>Blacks-burg, Va. </conf-loc>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Corgan]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Izquierdo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bolting control by ethephon in fall planted short-day onion.]]></article-title>
<source><![CDATA[J. American. Society. Hortic. Sci.]]></source>
<year>1979</year>
<volume>104</volume>
<page-range>387-8</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dios]]></surname>
<given-names><![CDATA[E. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Efecto de tres fito-reguladores de crecimiento en el cultivo de cebolla Allium cepa variedad Texas Granex 438 en el Valle de Tumbes]]></source>
<year>2008</year>
<publisher-loc><![CDATA[Perú ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Evans]]></surname>
<given-names><![CDATA[R. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Regusci]]></surname>
<given-names><![CDATA[C. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Rademacher]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Mode of action, metabolism and uptake of BAS 125W prohexadionecalcium.]]></article-title>
<source><![CDATA[HortSci]]></source>
<year>1999</year>
<volume>34</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1200-1</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fallahi]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Metabolism, action and use of BAS-125W in apples.]]></article-title>
<source><![CDATA[HortSci]]></source>
<year>1999</year>
<volume>34</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>1192-3</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grijalva]]></surname>
<given-names><![CDATA[C. R. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Macias]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[D. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Robles]]></surname>
<given-names><![CDATA[C. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Núñez]]></surname>
<given-names><![CDATA[R. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of Trinexapac-etil on different wheat varieties under desert conditions of Mexico.]]></article-title>
<source><![CDATA[Agric. Sci.]]></source>
<year>2012</year>
<volume>3</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>658-62</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guiñazú]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factores de manejo que afectan la floración en cultivos de cebolla (Allium cepa L.)]]></article-title>
<source><![CDATA[Avances en Horticultura]]></source>
<year>1996</year>
<volume>1</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>1-9</page-range><publisher-name><![CDATA[Facultad de Ciencias]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<collab>INIFAP (Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias)</collab>
<source><![CDATA[Guía para la asistencia técnica agrícola]]></source>
<year>1985</year>
<publisher-loc><![CDATA[Caborca, Sonora, México ]]></publisher-loc>
<publisher-name><![CDATA[Área de influencia del Campo Experimental Región de Caborca]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lujan]]></surname>
<given-names><![CDATA[F. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Técnicas para la producción de cebolla en la región de Delicias, Chihuahua.]]></source>
<year>1991</year>
<page-range>10-2</page-range><publisher-name><![CDATA[INIFAP-CIFAP-CEDEL]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Macías]]></surname>
<given-names><![CDATA[D. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Grijalva]]></surname>
<given-names><![CDATA[C. R. L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Tecnología de producción de hortalizas, frutales y forrajes en la región de Magdalena de Kino, Sonora]]></source>
<year>2005</year>
<page-range>9</page-range><publisher-name><![CDATA[INIFAP-CIRNOCECAB]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Marrero]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Peralta]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[J. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Blanco]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efecto de las aplicaciones exógenas de ethrel 480 sobre la anatomía del tallo, en cuatro variedades de caña de azúcar (Saccharum spp. Hibrada).]]></article-title>
<source><![CDATA[Caña de azúcar]]></source>
<year>2004</year>
<volume>22</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>5-18</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Olivares]]></surname>
<given-names><![CDATA[S. E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Paquete de diseños experimentales FAUANL. Versión 2.5.]]></source>
<year>1994</year>
<publisher-loc><![CDATA[Marín, NL. México ]]></publisher-loc>
<publisher-name><![CDATA[Facultad de Agronomía UANL]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ruíz]]></surname>
<given-names><![CDATA[C. J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Medina]]></surname>
<given-names><![CDATA[G. G.]]></given-names>
</name>
<name>
<surname><![CDATA[Grageda]]></surname>
<given-names><![CDATA[G. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[S. M. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[P. G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estadísticas climatológicas básicas del estado de Sonora. (Periodo 1961-2003).]]></source>
<year>2005</year>
<page-range>92-3</page-range><publisher-name><![CDATA[INIFAP-CIRNOSAGARPA]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sarly]]></surname>
<given-names><![CDATA[A. E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Horticultura]]></source>
<year>1958</year>
<page-range>93-105</page-range><publisher-loc><![CDATA[Buenos Aires, Argentina ]]></publisher-loc>
<publisher-name><![CDATA[Editorial Acme, SACI]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="">
<collab>SIAP (Servicio de Información Agroalimentaria y Pesquera)</collab>
<source><![CDATA[Cierre de la producción agrícola por estado]]></source>
<year>2014</year>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Terry]]></surname>
<given-names><![CDATA[W. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Mille]]></surname>
<given-names><![CDATA[S. W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Growth retardants affect growth and flowering of scaevola.]]></article-title>
<source><![CDATA[Hort. Sci.]]></source>
<year>2000</year>
<volume>35</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>36-8</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Valadez]]></surname>
<given-names><![CDATA[L. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Producción de hortalizas.]]></source>
<year>1989</year>
<edition>Primera</edition>
<page-range>25</page-range><publisher-name><![CDATA[Editorial Limusa]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Voss]]></surname>
<given-names><![CDATA[E. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Onion production in California]]></source>
<year>1979</year>
<page-range>6-8</page-range><publisher-loc><![CDATA[Davis ]]></publisher-loc>
<publisher-name><![CDATA[University of California]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Winkler]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Seoane]]></surname>
<given-names><![CDATA[A. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Lara]]></surname>
<given-names><![CDATA[P. F. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[Utilization of the growth regulator Flordimex in different economic crops in Cuba.]]></source>
<year>1990</year>
<page-range>22-6</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
