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  <leader>01235nam a2200217Ia 4500</leader>
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  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">Nghiên cứu tiềm năng phóng thích nhôm (Al), đồng(Cu),Mangan (Mn) và kẽm (Zn) của một số loài đất phèn vùng tứ :</subfield>
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   <subfield code="b">Chuyên ngành: khoa học môi trường</subfield>
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   <subfield code="c">Trần Thanh Hiệp ; Nguyễn Mỹ Hoa giáo viên hướng dẫn</subfield>
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   <subfield code="a">Cần Thơ</subfield>
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   <subfield code="a">Nội dung đề tài tìm hiểu khả năng phóng thích các kim loại nặng khi vật liệu sulfidic bị oxi hóa trong điều kiện phơi khô trong không khí và oxi hóa bằng H2O2 và cũng tìm hiểu khả năng hạn chế độ di động các kim loại nặng này bằng biện pháp bón vôi.</subfield>
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