A.8~10%B.10~25%C.34%D.5~10%E.3~7%
A.翻肛鑒別B.快慢羽鑒別C.羽色鑒別D.伴性遺傳鑒別E.外貌鑒別
A.5%~6%B.7%~8%C.9%~10%D.10%~12%E.12%~14%