实验三土壤中细菌总数的测定.ppt
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1、实验三土壤中细菌总数的测定 Still waters run deep.流静水深流静水深,人静心深人静心深 Where there is life,there is hope。有生命必有希望。有生命必有希望2、The plate count(viable count)lThe number of bacteria in a given sample is usually too great to be counted directly.However,if the sample is serially diluted and then plated out on an agar surface
2、 in such a manner that single isolated bacteria form visible isolated colonies,the number of colonies can be used as a measure of the number of viable(living)cells in that known dilution.Colony-Forming Units(CFUs)However,keep in mind that if the organism normally forms multiple cell arrangements,suc
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- 实验 土壤 细菌 总数 测定
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