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  <leader>01552nam a2200193Ia 4500</leader>
  <controlfield tag="001">CTU_29551</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="b">H305</subfield>
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   <subfield code="a">Nguyễn Đức Hiền</subfield>
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   <subfield code="a">Bước đầu chuẩn đoán xác định virus gây bệnh dịch tả vịt ở tỉnh Cần Thơ và nghiên cứu hiệu lực miễn dịch phòng bệnh của vaccin khi áp dụng theo các quy trình tiêm chủng khác nhau ở điều kiện sản xuất :</subfield>
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  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Luận án Thạc sĩ Khoa học Nông nghiệp. Chuyên ngành: Bệnh lí học và chữa bệnh động vật</subfield>
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  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Nguyễn Đức Hiền</subfield>
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  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="a">Cần Thơp</subfield>
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  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="b">Trường ĐH Cần Thơ</subfield>
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   <subfield code="c">1997</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Công trình phân lập và giám định virus dịch tả vịt, xác định một số đặc điểm bệnh DTV, đồng thời xác định thời điểm thích hợp để chủng ngừa lần đầu (vào 14 ngày tuổi) cũng như phương pháp áp dụng vaccin DTV do Cty Thuốc thú y TW II sản xuất (nhỏ mắt hoặc tiêm bắp cho vịt con 1 ngày tuổi. Tuy nhiên, chủng vaccin 2 lần cách nhau 3 tuần bằng cách tiêm bắp cho tỷ lệ bảo hộ cao hơn</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">ducks,poultry - virus diseases,veterinary medicine</subfield>
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  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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