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  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="b">Kh107</subfield>
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   <subfield code="a">Trần, Duy Khánh</subfield>
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   <subfield code="a">Khảo sát lưu tồn của Paclobutrazol (PBZ) và ảnh hưởng của phân hữu cơ lên lưu tồn PBZ trong đất trồng xoài Cát Hòa Lộc tại huyện Châu Thành, tỉnh Hậu Giang</subfield>
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   <subfield code="b">Luận văn tốt nghiệp thạc sĩ chuyên ngành Khoa Học Đất</subfield>
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   <subfield code="c">Trần Duy Khánh ; Đỗ Thị Xuân (Cán bộ hướng dẫn)</subfield>
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   <subfield code="a">Cần Thơ</subfield>
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   <subfield code="b">Trường Đại học Cần Thơ</subfield>
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   <subfield code="c">2019</subfield>
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   <subfield code="a">Mục tiêu của nghiên cứu là khảo sát sự lưu tồn của Paclobutrazol (PBZ) và ảnh hưởng của phân hữu cơ lên sự lưu tồn PBZ trong đất trồng xoài Cát Hòa Lộc tại tỉnh Hậu Giang. Các nội dung nghiên cứu bao gồm (i) khảo sát hiện trạng canh tác xoài Cát Hòa Lộc và khảo sát sự lưu tồn của PBZ tại một số huyện thuộctỉnh Hậu Giang; (ii) đánh giá phương pháp xử lý ra hoa xoài trái vụ lên một số chỉ tiêu dinh dưỡng và sự lưu tồn của PBZ trong đất và (iii) ảnh hưởng của phân hữu cơ lên mật số nhóm vi khuẩn và nấm tổng số và sự lưu tồn PBZ trong đất trồng xoài.</subfield>
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   <subfield code="a">Compost,Phấn hữu cơ</subfield>
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   <subfield code="b">vdbang</subfield>
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   <subfield code="c">vdbang</subfield>
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   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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