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  <leader>01835nam a2200217Ia 4500</leader>
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  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">Văn, Đắc Thắng</subfield>
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   <subfield code="a">Ảnh hưởng của bổ sung bột tỏi và mỡ cá tra trong khẩu phần lên sinh trưởng, sức đề kháng của gà Hisex Brown từ 3 - 21 tuổi</subfield>
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   <subfield code="b">(Luận văn Thạc sĩ khoc học nông nghiệp, chuyên ngành chăn nuôi)</subfield>
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   <subfield code="a">Đề tài tiến hành 2 thí nghiệm: Thí nghiệm 1: ảnh hưởnh của bổ sung bột tỏi và mỡ cá tra trong khẩu phần của gà Hisex brown từ 0 đến 49 ngày tuổi. Kết quả: hệ số chuyển hoá thức ăn giữa các nghiệm thức có sự khác biệt. Thí nghiệm 2: ảnh hưởnh của bổ sung bột tỏi và mỡ cá tra khác biệt trong khẩu phần của gà hậu bị Hisex brown, từ 49 đến 119 ngày tuổi và giai đoạn đẻ trứng từ 19 - 21 ngày tuổi. Kết quả cho thấy khối lượng của gà hậu bị giữa các nghiệm thức có ý nghĩa. Kết luận cho rằng bột tỏi, mỡ cá tra hoặc kết hợp khẩu phần thì ảnh hưởng tốt hơn và cải thiện làm giảm lượng LDL-C máu của gà hậu bị Hisex Brown.</subfield>
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   <subfield code="a">Poultry,Gia cầm</subfield>
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   <subfield code="i">N. Anh, K.Mi, Trong Hieu</subfield>
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   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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