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  <leader>01234nam a2200217Ia 4500</leader>
  <controlfield tag="001">CTU_135916</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">639.68</subfield>
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   <subfield code="b">V203</subfield>
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   <subfield code="a">60620103</subfield>
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   <subfield code="a">Nguyễn, Thành Vẹn</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Tính chất lý hóa học môi trường đất nước của mô hình tôm sú kết hợp với lúa, màu trên vùng đất phèn nhiễm mặn ở xã Vĩnh Viễn, huyện Long Mỹ, Hậu Giang :</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">(Chuyên ngành khoa học đất)</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Nguyễn Thành Vẹn ; Nguyễn Mỹ Hoa giáo viên hướng dẫn</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">2008</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Nội dung khảo sát chất lượng môi trường nước, sự phóng kích kim loại vào nguồn nước khi đất được để khô, tính chất hóa học đất của cơ cấu tôm sú-lúa, tôm sú-dưa và đất chuyên lúa.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Aquaculture,Shrimp culture,Kỹ thuật nuôi tôm</subfield>
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  <datafield tag="904" ind1=" " ind2=" ">
   <subfield code="i">Tuyến</subfield>
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   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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