塞北兔能长多大

塞北兔能长多大

塞北兔头中等大、略显粗重,黑眼。耳朵宽大,一只耳直立,一只耳下垂,故称斜耳兔,此为该兔外貌的独具特征。颈粗短、有肉髯。体躯宽深,前后匀称,肌肉发育良好,腹部微垂,四肢粗壮。全身被毛丰厚、有光泽,毛纤维长 3.0~3.5cm ,被毛颜色有属于刺鼠毛类型的野兔毛色、红黄色及纯白色3个类型。

塞北兔能长多大

塞北兔生长发育较快,平均日增重1月龄23.5g,2月龄33.5g,生长发育在60~70日龄达最高峰,平均日增重36.8g。70日龄后生长发育强度逐渐减弱,7~8月龄的30天平均日增重仅10.1g,8~9 月龄的 30 天平均日增重下降到 5.3g, 10月龄以后基本停止生长。

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