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  <titleInfo>
    <title>Influencia del pH del agua de riego en la incidencia del Damping-off y desarrollo de dos especies de pino, en almácigos</title>
  </titleInfo>
  <name type="personal">
    <namePart>Beristain Dosal, Francisco.</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <typeOfResource>text</typeOfResource>
  <originInfo>
    <place>
      <placeTerm type="text">Chapingo, Méx</placeTerm>
    </place>
    <publisher>El autor</publisher>
    <dateIssued>1980</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <physicalDescription>
    <extent>(pag. varia) ; gráfs.</extent>
  </physicalDescription>
  <note>Tesis (Ing. Agr. Esp. en Bosques) -- UACH. Departamento de Bosques</note>
  <subject>
    <topic>Agua para irrigacion</topic>
    <topic>Efecto en plantas</topic>
  </subject>
  <subject>
    <topic>Damping off</topic>
  </subject>
  <subject authority="">
    <topic>pH</topic>
    <topic>Medición</topic>
  </subject>
  <subject>
    <topic>Pináceas</topic>
    <topic>Enfermedades</topic>
  </subject>
  <subject>
    <topic>Plántulas</topic>
  </subject>
  <identifier type="lccn">15035</identifier>
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    <recordCreationDate encoding="marc">971013</recordCreationDate>
    <recordChangeDate encoding="iso8601">20241112133727.0</recordChangeDate>
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