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yu chu shi yao su
Author(s): 
Pages: 35
Year: Issue:  23
Journal: Agricultural Technology & Equipment

Abstract:  1.初生雏鸡的选择和运输雏鸡生长发育是否良好与孵化场供应的雏鸡质量密切相关.种蛋与孵化机被污染后孵出的雏鸡易发病和死亡,因此应从种鸡质量好、鸡场防疫严格、出雏率高的种鸡场进鸡.要选择绒毛光亮整齐、大小一致、初生体质量符合标准的雏鸡,雏鸡腹部应柔软、卵黄吸收良好,脐部愈合完全,绒毛覆盖整个腹部,且是同一批孵化的雏鸡.
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