8.下列何種病原會造成中大豬下痢、血痢或腸黏膜增厚?
(A)Leptospira spp.
(B)Ascaris suum
(C)Toxoplasma gondii
(D)Lawsonia intracellularis
答案:登入後查看
統計: A(42), B(48), C(24), D(1245), E(0) #3133375
統計: A(42), B(48), C(24), D(1245), E(0) #3133375