The standard antigen and serum of the OPP and CAE were used to examine 550 sera of saanen milk goats, dark, white, flaxen goats.

• 采用关节炎脑炎（CAE）标准抗原和血清检测萨能奶山羊、繁殖羔羊、杂交奶山羊、地方(黑、白、麻)山羊的血清550份，检出CAE阳性血清30份，可疑5份。