<?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>1405-3195</journal-id>
<journal-title><![CDATA[Agrociencia]]></journal-title>
<abbrev-journal-title><![CDATA[Agrociencia]]></abbrev-journal-title>
<issn>1405-3195</issn>
<publisher>
<publisher-name><![CDATA[Colegio de Postgraduados]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-31952017000600673</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[SITUACIÓN ACTUAL DE HONGOS ASOCIADOS A LA SECADERA DE LA FRESA (Fragaria × ananassa Duch.) EN GUANAJUATO, MÉXICO]]></article-title>
<article-title xml:lang="en"><![CDATA[CURRENT STATUS OF FUNGI ASSOCIATED WITH STRAWBERRY (Fragaria × ananassa Duch.) DRY WILT IN GUANAJUATO, MEXICO]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mariscal-Amaro]]></surname>
<given-names><![CDATA[Luis A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera-Yerena]]></surname>
<given-names><![CDATA[Alfredo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dávalos-González]]></surname>
<given-names><![CDATA[Pedro A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ávila-Martínez]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias  ]]></institution>
<addr-line><![CDATA[Celaya Guanajuato]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Tecnológico de Roque  ]]></institution>
<addr-line><![CDATA[Celaya Guanajuato]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2017</year>
</pub-date>
<volume>51</volume>
<numero>6</numero>
<fpage>673</fpage>
<lpage>681</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-31952017000600673&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-31952017000600673&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-31952017000600673&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La secadera de la fresa (Fragaria×ananassa Duch.) es la enfermedad principal de este cultivo en el estado de Guanajuato, México, y causa pérdidas de hasta 7.5 Mg ha-1 (50 % de la producción). En Guanajuato la enfermedad se asocia con 14 especies de hongos y Fusarium oxysporum es el más frecuente. El objetivo de este estudio fue conocer la presencia y frecuencia actual de los hongos e identificar otras especies asociadas con esa enfermedad, para lo cual se analizaron plantas con síntomas típicos de la enfermedad provenientes de 34 parcelas comerciales durante los ciclos primavera-verano 2014 y 2015. La identificación de los hongos se hizo mediante características culturales, morfológicas y amplificación y secuenciación de las regiones espaciadoras transcritas (ITS). Los hongos de los géneros Fusarium, Alternaria y Rhizoctonia tuvieron frecuencias de 54, 36 y 11 % de 511 aislados puros obtenidos en el 2014; y 60, 29 y 11 % de 833 aislados puros del 2015. Con la comparación de las ITS se identificó a F. oxysporum y F. verticillioides; además, a F. proliferatum y otras cuatro especies de este género no reportadas en el cultivo. Mediante características culturales y morfológicas se identificó a A. alternata aislada de tejido dañado de raíz y corona. Este es un reporte nuevo de otras especies de Fusarium y Alternaria asociadas con la secadera de la fresa en Guanajuato, México.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Strawberry dry wilt (Fragaria×ananassa Duch.) is the main disease in this crop at the state of Guanajuato, Mexico. It causes losses of up to 7.5 Mg ha-1 (50 % of the production). In Guanajuato this disease is associated with 14 fungi species, Fusarium oxysporum is the most common. The objective of this study was to assess the presence and current fungi frequency and identify other species associated with the disease. For which, plants with typical symptoms of the disease from 34 commercial plots were analyzed during the spring-summer cycles 2014 and 2015. The fungi identification was made by cultural and morphological characterization and sequencing amplification of transcribed spacer region (ITS) characteristics. Fungi from the Fusarium, Alternaria and Rhizoctonia genera had frequencies of 54, 36 and 11 % from 511 pure isolates obtained in 2014; and 60, 29 and 11 % from 833 pure isolates in 2015. ITS comparison identified F. oxysporum and F. verticillioides; in addition, F. proliferatum and four other species of this genus not previously reported in the crop. By culture and morphological characteristics, A. alternata was identified and isolated from root and crown damaged tissue. This is a new report from other species of Fusarium and Alternaria associated to strawberry dry wilt in Guanajuato, Mexico.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Fragaria × ananassa]]></kwd>
<kwd lng="es"><![CDATA[Fusarium pseudonygamai]]></kwd>
<kwd lng="es"><![CDATA[Fusarium fujikuroi]]></kwd>
<kwd lng="es"><![CDATA[Fusarium proliferatum]]></kwd>
<kwd lng="es"><![CDATA[Fusarium brachygibbosum]]></kwd>
<kwd lng="es"><![CDATA[Fusarium verticillioides]]></kwd>
<kwd lng="en"><![CDATA[Fragaria × ananassa]]></kwd>
<kwd lng="en"><![CDATA[Fusarium pseudonygamai]]></kwd>
<kwd lng="en"><![CDATA[Fusarium fujikuroi]]></kwd>
<kwd lng="en"><![CDATA[Fusarium proliferatum]]></kwd>
<kwd lng="en"><![CDATA[Fusarium brachygibbosum]]></kwd>
<kwd lng="en"><![CDATA[Fusarium verticillioides]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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