hatchability

This paper summarize the effects of breeding bird and hatching egg and hatching condition on hatchability.

综述了种禽、种蛋和孵化条件对孵化率的影响.

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For the purpose of studying the relations of egg shape index to hatchability and sex ratio.

用单因子试验设计,探索了罗曼父母代种蛋蛋形指数与孵化率、性比例的关系.

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