Spring layer need to pay attention to what?

2019-07-15


Chickens affected by different degrees of virus will have different symptoms, but most of them will have head and face edema, blackening of cocks' comb, reduced organ and muscle function, and hemorrhage of digestive tract and respiratory tract.

Chickens affected by different degrees of virus will have different symptoms, but most of them will have head and face edema, blackening of cocks' comb, reduced organ and muscle function, and hemorrhage of digestive tract and respiratory tract.

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