农业生态系统生产力的评价指标包括() ["A、持续性","B、协调性","C、承载性","D、均衡性","E、稳定性"]
花斑癣致病菌主要腐生于 ["A.角质层","B.棘细胞层","C.基底细胞层","D.真皮层","E.皮肤全层"]
下列微生物能通过细菌滤器的是() ["A、细菌","B、酵母菌","C、病毒","D、霉菌"]
自然资源中,属于不可更新资源的是() ["A、太阳能","B、潮汐能","C、水资源","D、磷矿","E、钾"]
口服伊曲康唑治疗甲真菌病,不正确的描述是 ["A.作用于真菌P450酶,干扰其细胞膜合成","B.抗菌谱较广","C.具有后效应","D.手指甲与足趾甲疗程相同","E.需饭前服药"]
r-对策生物的特性包括()