13.下列何種病毒可引起豬隻polioencephalomyelitis?
(A)porcine teschovirus
(B)porcine circovirus
(C)porcine parvovirus
(D)porcine calicivirus
答案:登入後查看
統計: A(1963), B(347), C(286), D(111), E(0) #2038760
統計: A(1963), B(347), C(286), D(111), E(0) #2038760