69.下列何者為引起蝦白斑症候群(white spot syndrome)之病原?
(A)Iridovirus
(B)Birnavirus
(C)Herpesvirus
(D)Baculovirus
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統計: A(59), B(45), C(21), D(328), E(0) #895337
統計: A(59), B(45), C(21), D(328), E(0) #895337