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  <leader>01258nam a2200229Ia 4500</leader>
  <controlfield tag="001">CTU_162680</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">636.213</subfield>
  </datafield>
  <datafield tag="082" ind1=" " ind2=" ">
   <subfield code="b">H527</subfield>
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  <datafield tag="088" ind1=" " ind2=" ">
   <subfield code="a">60620105</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
   <subfield code="a">Lê, Thị Ngọc Huyền</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Ảnh hưởng của Sodium nitrate, Ammonium nitrate và urê đến môi trường dạ cỏ, tăng trưởng của bò thịt và cừu :</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Luận án thạc sĩ khoa học chuyên ngành chăn nuôi</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Lê Thị Ngọc Huyền ; Ngô Văn Mận (hướng dẫn khoa học )</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="a">Cần Thơ</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="b">Trường Đại học Cần Thơ</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="c">2010</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Có thể sử sụng sodium Nitrate, ammonium nitrate và uree ở 6,6%, 3,0% và 2,2% mà không ảnh hưởng đến lượng ăn vào, tỷ lệ tiêu hóa và tăng trọng trên bò và  cừu .Đặc biệt,  sodium Nitrate có thể làm giảm xấp xỉ 40% methane sinh ra so với urê</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Bò thịt,Beef cattle</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="x">Cho ăn và thức ăn,Feeding and feeds</subfield>
  </datafield>
  <datafield tag="904" ind1=" " ind2=" ">
   <subfield code="i">T Thu, Hải</subfield>
  </datafield>
  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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