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  <titleInfo>
    <title>Efecto del portainjerto en la incidencia de mancha amarga (Bitter pit) y su control con aspersiones de calcio y boro</title>
  </titleInfo>
  <name type="personal">
    <namePart>Martínez Rodríguez, Oscar Abelardo.</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>1979</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <physicalDescription>
    <extent>82 h. : ilus</extent>
  </physicalDescription>
  <note>Tesis (M.C. Esp. en Fruticultura) -- CP. Rama de Genética</note>
  <subject>
    <topic>Boro</topic>
    <topic>Efecto en plantas</topic>
  </subject>
  <subject>
    <topic>Calcio</topic>
    <topic>Efecto en plantas</topic>
  </subject>
  <subject>
    <topic>Mancha amarga</topic>
  </subject>
  <subject>
    <topic>Manzana</topic>
    <topic>Enfermedades</topic>
  </subject>
  <subject>
    <topic>Manzana</topic>
    <topic>Injertos</topic>
  </subject>
  <identifier type="lccn">32076</identifier>
  <recordInfo>
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    <recordCreationDate encoding="marc">971013</recordCreationDate>
    <recordChangeDate encoding="iso8601">20220329135153.0</recordChangeDate>
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