"It takes seven months to raise a 100-kg black pig, but just five to raise a foreign breed," says Fang Ching-chuan, who heads the National Animal Industry Foundation's Livestock Department, pointing out the differences in breeding efficiency between black and white pigs.
「養一頭 100 公斤的豬，黑豬要 7 個月，洋豬只需 5 個月，」中央畜產會家畜組組長方清泉指出黑、白豬之間飼養效能的差異。