The method has previously been used to fight rinderpest in Africa and Asia and hog cholera in South America.
这种方法此前曾被用于防控非洲和亚洲的牛瘟，以及南美洲的猪瘟。
Purpose: in order to discuss a kind of reasonable immunity procedure for Hog Cholera that suited for our province, we did this experiment.
目的：为了探讨一种比较适合我省的猪瘟合理免疫程序，进行本实验。
Purpose: in order to discuss a kind of reasonable immunity procedure for Hog Cholera that suited for our province, we did this experiment.
目的：为了探讨一种比较适合我省的猪瘟合理免疫程序，进行本实验。
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