-Muc dich thi ghiem cua ban Tuan?
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-Hay lay vi du chung minh nhu cau muoi khoang cua caca loai cay ,cac giai doan khac nhau cua cay khong giong nha.
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Giup mik voi nha thanks cac ban nhieu 😘😘😘😘😍😍😍