<?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>0185-3309</journal-id>
<journal-title><![CDATA[Revista mexicana de fitopatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. fitopatol]]></abbrev-journal-title>
<issn>0185-3309</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Fitopatología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0185-33092025000100003</article-id>
<article-id pub-id-type="doi">10.18781/r.mex.fit.2404-2</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estimación de pérdidas provocadas por Potato virus Y en el cultivo de papa en Coahuila]]></article-title>
<article-title xml:lang="en"><![CDATA[Estimation of losses caused by Potato virus Y in potato crop in Coahuila]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santiago-Meza]]></surname>
<given-names><![CDATA[Joel de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Frías-Treviño]]></surname>
<given-names><![CDATA[Gustavo Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguirre-Uribe]]></surname>
<given-names><![CDATA[Luis Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flores-Olivas]]></surname>
<given-names><![CDATA[Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro  ]]></institution>
<addr-line><![CDATA[Saltillo Coahuila]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<volume>43</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0185-33092025000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0185-33092025000100003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0185-33092025000100003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen   Antecedentes/Objetivo. El objetivo fue evaluar experimentalmente las pérdidas ocasionadas por PVY (Potato Virus Y) en el cultivo de papa variedad Fianna y, por consiguiente, estimar las pérdidas ocasionadas por este virus en la zona productora de papa de Coahuila.   Materiales y Métodos. Surcos de una parcela experimental sembrados con plántu- la y semilla-tubérculo de papa, se inocularon mecánicamente con PVY a los 20, 40, 60 y 80 días después de la emergencia. Se cosecharon los tubérculos producidos y se evaluaron las pérdidas en cada tratamiento. Adicionalmente, en cuatro predios comerciales de papa en este mismo estado, se tomaron muestras de foliolos a los 20, 40, 60 y 80 días después de la emergencia, y se evaluó mediante pruebas de ELISA el porcentaje de plantas infectadas con PVY. Los datos de pérdidas de la parcela experimental y los datos de incidencia de los predios se utilizaron para elaborar un modelo estadístico para estimar las pérdidas causadas por PVY en la región de Coahuila.   Resultados. Las pérdidas en el rendimiento por PVY en la parcela experimental fueron de 9.4% a 53%. El porcentaje de incidencia de plantas infectadas en los predios comerciales varió de 0% a 100%. El modelo que mejor se ajustó a los datos obtenidos fue el de Berger  Y = 1 /   1 + e   -   l n     y 0  1 - y 0 + r * d d e. Las pérdidas estimadas en la zona productora de papa de Coahuila en el ciclo 2022 fueron de 18 %, equivalente a $19, 068, 500.   Conclusión. Esta información resalta la importancia de utilizar semilla certificada libre de PVY y de proteger el cultivo desde la emergencia hasta los 60 DDE.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract   Background/Objective. The objective was to experimentally evaluate the losses caused by PVY in the Fianna variety potato crop and, consequently, estimate the losses caused by this virus in the potato-producing area of Coahuila.   Materials and Methods. Furrows of an experimental plot planted with potato seedling and seed-tuber, were mechanically inoculated with PVY at 20, 40, 60 and 80 days after emergence. The tubers produced were harvested and losses in each treatment were evaluated. Additionally, in four commercial potato fields in this same state, leaflet samples were taken at 20, 40, 60 and 80 days after the emergence, and the percentage of plants infected with PVY was evaluated by ELISA tests. Loss data from the experimental plot and incidence data from the farms were used to develop a statistical model to estimate losses caused by PVY in the Coahuila region.   Results. Yield losses due to PVY in the experimental plot were 9.4% to 53%. The percentage of incidence of infected plants in commercial properties varied from 0% to 100%. The model that best fit the data obtained was Berger&#8217;s  Y = 1 /   1 + e   -   l n     y 0  1 - y 0 + r * d a e. The estimated losses in the Coahuila region in the 2022 cycle were 18%, equivalent to $19 068500. Conclusión: This information highlights the importance of using certified PVY-free seed and protecting the crop from emergence until 60 DAE.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Epidemiología]]></kwd>
<kwd lng="es"><![CDATA[virus]]></kwd>
<kwd lng="es"><![CDATA[diagnóstico]]></kwd>
<kwd lng="es"><![CDATA[serología]]></kwd>
<kwd lng="en"><![CDATA[Epidemiology]]></kwd>
<kwd lng="en"><![CDATA[viruses]]></kwd>
<kwd lng="en"><![CDATA[diagnostic]]></kwd>
<kwd lng="en"><![CDATA[serology under the terms and conditions of SMF. www.rmf.smf.org.mx.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="">
<collab>AGDIA</collab>
<article-title xml:lang=""><![CDATA[ImmunoStrip® for Potato virus Y (PVY)]]></article-title>
<source><![CDATA[]]></source>
<year>2023</year>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Beczner]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Horváth]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Romhanyi]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Förster]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Studies on the etiology of tuber necrotic ringspot disease in potato]]></article-title>
<source><![CDATA[Potato Research]]></source>
<year>1984</year>
<volume>27</volume>
<page-range>339-52</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bokx]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Virosis de la papa y de la semilla de papa (1a. ed.)]]></source>
<year>1980</year>
<publisher-loc><![CDATA[Buenos Aires ]]></publisher-loc>
<publisher-name><![CDATA[Hemisferio Sur]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Campbell]]></surname>
<given-names><![CDATA[C. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Madden]]></surname>
<given-names><![CDATA[L. V.]]></given-names>
</name>
</person-group>
<source><![CDATA[Introduction to plant disease epidemiology]]></source>
<year>1990</year>
<page-range>532 pp.</page-range><publisher-loc><![CDATA[Nueva York ]]></publisher-loc>
<publisher-name><![CDATA[John Wiley &amp; Sons]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dupuis]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Nkuriyingoma]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ballmer]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Economic Impact of Potato Virus Y (PVY) in Europe]]></article-title>
<source><![CDATA[Patata Res]]></source>
<year>2023</year>
<volume>67</volume>
<page-range>55-72</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Engvall]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Perlmann]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Enzyme-linked immunosorbent assay (ELISA) quantitative assay of immunoglobulin G]]></article-title>
<source><![CDATA[Immunochemistry]]></source>
<year>1971</year>
<volume>8</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>871-4</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="">
<collab>FAO - Organización de las Naciones Unidas para la Alimentación y la Agricultura</collab>
<article-title xml:lang=""><![CDATA[Codex Alimentarius; Normas Internacionales de los Alimentos. Norma Para la Patata (Papa) de Consumo CXS 339-2020]]></article-title>
<source><![CDATA[]]></source>
<year>2020</year>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gray]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[De Boer]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Lorenzen]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Karasev]]></surname>
<given-names><![CDATA[A. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Whitworth]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Nolte]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Boucher]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Xu]]></surname>
<given-names><![CDATA[H. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Potato virus Y: An evolving concern for potato crops in the United States and Canada]]></article-title>
<source><![CDATA[Plant Disease]]></source>
<year>2010</year>
<volume>94</volume>
<numero>12</numero>
<issue>12</issue>
<page-range>1384-97</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hane]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamm]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of seedborne potato virus Y infection in two potato cultivars expressing mild disease symptoms]]></article-title>
<source><![CDATA[Plant Disease]]></source>
<year>1999</year>
<volume>83</volume>
<page-range>43-5</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<source><![CDATA[Actividad Virustatica de Viprot l y Viprot ll, sobre Potato Virus Y (PVY) de la Papa en Invernadero]]></source>
<year>2006</year>
<page-range>52 pp.</page-range><publisher-name><![CDATA[Universidad Autónoma Agraria Antonio Narro]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="">
<collab>ICTV - International Committee on Taxonomy of Viruses</collab>
<source><![CDATA[Master Species List]]></source>
<year>2022</year>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Karasev]]></surname>
<given-names><![CDATA[A. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Gray]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Continuous and emerging challenges of Potato virus Y in potato]]></article-title>
<source><![CDATA[Annual Review of Phytopathology]]></source>
<year>2013</year>
<volume>51</volume>
<page-range>571-86</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kerlan]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Potato virus Y]]></article-title>
<source><![CDATA[AAB/CMI Descriptions of Plant Viruses]]></source>
<year>2006</year>
<volume>414</volume>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kostiw]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The occurrence of major potato viruses in Poland]]></article-title>
<source><![CDATA[Journal of Plant Protection Research]]></source>
<year>2011</year>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lacroix]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Glais]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Kerlan]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Verrier]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Jacquot]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biological characterization of French Potato virus Y (PVY) isolates collected from PVY&#8208;susceptible or&#8208;resistant tobacco plants possessing the recessive resistance gene va]]></article-title>
<source><![CDATA[Plant Pathology]]></source>
<year>2010</year>
<volume>59</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1133-43</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McIntosh]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The economics of PVY]]></article-title>
<source><![CDATA[University of Idaho Potato Conferences]]></source>
<year>2014</year>
<publisher-name><![CDATA[University of Idaho Extension]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nolte]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Alvarez]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Whitworth]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Potato virus Y management for the seed potato producer]]></source>
<year>2009</year>
<publisher-name><![CDATA[University of Idaho Extension, CIS1165]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<collab>NOM 040 FITO</collab>
<article-title xml:lang=""><![CDATA[Requisitos y especificaciones para la producción y movilización nacional de papa comercial]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2002</year>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<collab>NOM 041 FITO</collab>
<article-title xml:lang=""><![CDATA[Requisitos y especificaciones fitosanitarios para la producción de material propagativo asexual de papa]]></article-title>
<source><![CDATA[Diario Oficial de la Federación]]></source>
<year>2002</year>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Rico]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[J. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ascencio]]></surname>
<given-names><![CDATA[J. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Rivera]]></surname>
<given-names><![CDATA[R. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Identificación de Virus Fitopatógenos en Cultivos Hortícolas de Importancia Económica en el Estado de Guanajuato, México]]></article-title>
<source><![CDATA[Revista Mexicana de Fitopatología]]></source>
<year>2004</year>
<volume>22</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>187-97</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Quenouille]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Vassilakos]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Moury]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Potato virus Y: a major crop pathogen that has provided major insights into the evolution of viral pathogenicity]]></article-title>
<source><![CDATA[Molecular Plant Pathology]]></source>
<year>2013</year>
<volume>14</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>439-52</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Salazar]]></surname>
<given-names><![CDATA[L. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Los virus de la papa y su control]]></article-title>
<source><![CDATA[Centro Internacional de la Papa]]></source>
<year>1995</year>
<page-range>256 p.</page-range></nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Scholthof]]></surname>
<given-names><![CDATA[K. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Adkins]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Czosnek]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Palukaitis]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Jacquot]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hohn]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Hohn]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Saunders]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Candresse]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Ahlquist]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Hemenway]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Foster]]></surname>
<given-names><![CDATA[G. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Top 10 plant viruses in molecular plant pathology]]></article-title>
<source><![CDATA[Molecular Plant Pathology]]></source>
<year>2011</year>
<volume>12</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>938-54</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shukla]]></surname>
<given-names><![CDATA[D. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Ward]]></surname>
<given-names><![CDATA[C. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Brunt]]></surname>
<given-names><![CDATA[A. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Description of plant viruses 366]]></source>
<year>1998</year>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="">
<collab>SIAP - Servicio de Información Agroalimentaria y Pesquera</collab>
<source><![CDATA[Producción agrícola]]></source>
<year>2022</year>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[R. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Reverse-transcription polymerase chain reaction for the detection of viruses from plants and aphids]]></article-title>
<source><![CDATA[Journal of Virological Methods]]></source>
<year>1998</year>
<volume>74</volume>
<page-range>125-38</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[R. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Valkonen]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Gray]]></surname>
<given-names><![CDATA[S. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Boonham]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Jones]]></surname>
<given-names><![CDATA[R. A. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Kerlan]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Schubert]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Discussion paper: The naming of Potato virus Y strains infecting potato]]></article-title>
<source><![CDATA[Archives of Virology]]></source>
<year>2008</year>
<volume>153</volume>
<page-range>1-13</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vreugdenhil]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bradshaw]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Gebhardt]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Govers]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Taylor]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[MacKerron]]></surname>
<given-names><![CDATA[D. K. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Ross]]></surname>
<given-names><![CDATA[H. A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Potato biology and biotechnology advances and perspectives]]></source>
<year>2007</year>
<page-range>801 p.</page-range><publisher-loc><![CDATA[Italy ]]></publisher-loc>
<publisher-name><![CDATA[Elsevier]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Whitworth]]></surname>
<given-names><![CDATA[J. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Nolte]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[McIntosh]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Davidson]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of Potato virus Y on yield of three potato cultivars grown under different nitrogen levels]]></article-title>
<source><![CDATA[Plant Disease]]></source>
<year>2006</year>
<volume>90</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>73-6</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zúñiga]]></surname>
<given-names><![CDATA[L. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Cadena]]></surname>
<given-names><![CDATA[M. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Molina]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Rivera]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Resistencia genética a los virus X y Y (PVX y PVY) de la papa]]></article-title>
<source><![CDATA[Agrociencia]]></source>
<year>1999</year>
<volume>33</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>389-96</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
