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animal
>
Yongkang Grey Goose
永康灰鹅
产地(或分布):浙江永康及武义县。
数量:1980年年饲养量50多万只,存栏种鹅约4万只。
主要特性:羽毛呈灰黑色或淡灰色,颈部背侧至背部和主翼羽色较深,颈部两侧和前胸部为灰白色,腹部白色。冠隆起圆形形成瘤,均为黑色。皮肤淡黄色,蹼橘红色。成年体重公鹅为4.175千克,母鹅为3.726克。屠宰测定:全净膛为62%,半净膛为82%。4~4.5月龄开产,年产40~60枚,平均蛋重为145.4克。人工辅助交配公母配种比例1:20—30。