<?xml version="1.0" encoding="UTF-8"?>
<collection xmlns="http://www.loc.gov/MARC21/slim">
 <record>
  <leader>01623nam a2200217Ia 4500</leader>
  <controlfield tag="001">CTU_174588</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
  <datafield tag="082" ind1=" " ind2=" ">
   <subfield code="a">639.31</subfield>
  </datafield>
  <datafield tag="082" ind1=" " ind2=" ">
   <subfield code="b">Nh121</subfield>
  </datafield>
  <datafield tag="088" ind1=" " ind2=" ">
   <subfield code="a">60440301</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
   <subfield code="a">Nguyễn, Phan Nhân</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Đánh giá tải lượng ô nhiễm COD, tổng đạm tổng lân của ao nuôi thâm canh cá tra tại phường Thới An, quận Ô Môn, thành phố Cần Thơ :</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Luận văn Thạc sĩ. Chuyên ngành: Khoa học Môi trường</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Nguyễn Phan Nhân ; Bùi Thị Nga (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">2011</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Đề tài xác định lưu lượng nước khi có sự cấp nước và thải nước từ ao nuôi ở từng giai đoạn trong vụ nuôi cá tra thâm canh. Xác định nồng độ COD, TKN và TP ở ngoài kênh dẫn nước và trong ao mỗi khi đo lưu lượng. Tính toán tải lượng COD, TP và TKN cho mỗi giai đoạn có sự thay đổi và cả vụ nuôi cá tra thâm canh tại ao nghiên cứu. Xác định lượng bùn thải, lượng thải hữu cơ (CHC), tổng đạm (TKN), tổng lân (TP) trong bùn thải ao nuôi.</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Water quality management,Quản lý chất lượng nước,Fish culture,Nuôi cá</subfield>
  </datafield>
  <datafield tag="904" ind1=" " ind2=" ">
   <subfield code="i">Hằng Ni, Năm</subfield>
  </datafield>
  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
  </datafield>
 </record>
</collection>
<br />
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<br />
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