<?xml version="1.0" encoding="UTF-8"?>
<mods xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://www.loc.gov/mods/v3" version="3.1" xsi:schemaLocation="http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-1.xsd">
  <titleInfo>
    <title>Efecto de mejoradores sobre algunas propiedades químicas de un andisol y el crecimiento de maíz</title>
  </titleInfo>
  <name type="personal">
    <namePart>Rangel Olvera, Luz María.</namePart>
    <role>
      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
    </role>
  </name>
  <typeOfResource>text</typeOfResource>
  <originInfo>
    <place>
      <placeTerm type="code" authority="marccountry">mx</placeTerm>
    </place>
    <place>
      <placeTerm type="text">Montecillo, Méx</placeTerm>
    </place>
    <publisher>El autor</publisher>
    <dateIssued>1997</dateIssued>
    <dateIssued encoding="marc" point="start">1997</dateIssued>
    <issuance>monographic</issuance>
  </originInfo>
  <language>
    <languageTerm authority="iso639-2b" type="code">spa</languageTerm>
  </language>
  <physicalDescription>
    <extent>131 h. : gráfs. ; mapa</extent>
  </physicalDescription>
  <note type="statement of responsibility">/por Luz María Rangel Olvera</note>
  <note>Tesis (M.C. Esp. en Edafología) -- C.P. Instituto de Recursos Naturales</note>
  <subject>
    <topic>Abonos</topic>
    <topic>Efecto en suelos</topic>
  </subject>
  <subject>
    <topic>Andosoles</topic>
  </subject>
  <subject>
    <topic>Maíz</topic>
    <topic>Rendimiento</topic>
  </subject>
  <subject>
    <topic>Suelos</topic>
    <topic>Mejoramiento</topic>
  </subject>
  <subject>
    <topic>Estiércol de cerdo</topic>
  </subject>
  <subject>
    <topic>Gallinaza</topic>
  </subject>
  <subject>
    <topic>Suelos</topic>
    <topic>Fósforo en</topic>
  </subject>
  <identifier type="lccn">75165</identifier>
  <recordInfo>
    <recordContentSource authority="marcorg"/>
    <recordCreationDate encoding="marc">980326</recordCreationDate>
    <recordChangeDate encoding="iso8601">20220817043429.0</recordChangeDate>
  </recordInfo>
</mods>
