A.采用無片狀菌落生長的培養(yǎng)皿進(jìn)行計(jì)數(shù) B.采用無片狀菌落生長的培養(yǎng)皿進(jìn)行計(jì)數(shù),結(jié)果乘以2 C.采用無片狀菌落生長的培養(yǎng)皿進(jìn)行計(jì)數(shù),結(jié)果除以2
A.以最接近30的平均菌落數(shù)乘以稀釋倍數(shù) B.以最不接近30的平均菌落數(shù)乘以稀釋倍數(shù) C.稀釋倍數(shù)最高的平均菌落數(shù)乘以稀釋倍數(shù) D.稀釋倍數(shù)最低的平均菌落數(shù)乘以稀釋倍數(shù)
A.0~100CFU B.100CFU~200CFU C.30CFU~300CFU D.200CFU~300CFU