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  <titleInfo>
    <title>Evaluación de índices de eficiencia como sustitutos de índice de cosecha en maíz (Zea mays L.)</title>
  </titleInfo>
  <name type="personal">
    <namePart>Ramírez Pérez, Filemón.</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>1983</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <physicalDescription>
    <extent>43 h. ; láms</extent>
  </physicalDescription>
  <note>1992-703</note>
  <note>Tesis (Ing. Agr. Esp. en Fitotecnia) -- UACH. Departamento de Fitotecnia</note>
  <subject>
    <topic>Maíz</topic>
    <topic>Rendimiento</topic>
  </subject>
  <identifier type="lccn">65936</identifier>
  <recordInfo>
    <recordCreationDate encoding="marc">971010</recordCreationDate>
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