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  <titleInfo>
    <title>Повышение использования белка жвачными</title>
    <subTitle>брошюра</subTitle>
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    <namePart>Эрнст,Л.К.</namePart>
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    <namePart>Зельнер,В.Р.</namePart>
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  <name type="personal">
    <namePart>Беднарская ,Г.А.</namePart>
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    <dateIssued>1976</dateIssued>
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    <extent>61с.</extent>
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  <abstract>В обзоре рассмотрены и детально проанализированы физиологические и другие факторы, обусловливающие повышение использования крупным рогатым скотом и овцами азота рационов.</abstract>
  <note type="statement of responsibility">Лев Константинович Эрнст </note>
  <subject>
    <topic>азот </topic>
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  <subject>
    <topic>аммоний</topic>
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  <subject>
    <topic>энергия</topic>
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  <classification authority="udc">636.2/3.087.74</classification>
  <classification authority="rugasnti">68.39</classification>
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