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燕鸭怎么样分公母
更新时间: 2020-07-04 00:00:00  

燕鸭分公母方法

1、根据体形来区别:头大、身子圆、尾巴尖的,一般是公燕鸭;头小、身子扁、尾巴散开的,一般是母燕鸭。

2、根据鼻孔等观察:公燕鸭,鼻孔窄狭而小,沿嘴甲呈线状,鼻基柔软,平面无起伏;母燕鸭,鼻孔较大,稍呈圆形,鼻基粗硬,平面线明显有起伏。

关键词: 怎么样

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