00532nam a2200169Ia 4500 CTU_14023 210402s9999 xx 000 0 und d 636.208245 Ph506 Nguyễn Văn Phúc Kỹ thuật thụ tinh nhân tạo bò Nguyễn Văn Phúc, Lưu Kỷ Hà Nội Nông Thôn 1962 cattle - artificial insemination,cattle - breeding Trung tâm Học liệu Trường Đại học Cần Thơ