74 豬增生性腸病(porcine proliferative enteropathy)的病原為何?(A) Campylobacter jejuni (B) Campylobacter coli (C
76 疱疹病毒會引起何種牛病?(A) foot and mouth disease (B) bluetongue (C) malignant catarrhal fever (D) rinderpes
78 下列那一種細菌和豬瘟病毒混合感染時,在迴盲瓣會引起鈕扣狀潰瘍?(A)梭狀桿菌(Clostridium) (B)大腸桿菌(Escherichia coli)(C)沙門氏桿菌(Salmonella)
80 何項是魚類細菌性腎病(bacteria kidney disease)的病原?(A) Vibrio ordalli (B) Renibacterium salmoninarum(C) Cytop