نتایج جستجو برای: microbiological methods

تعداد نتایج: 1890272  

Journal: :American Journal of Public Health and the Nations Health 1934

Journal: :Türk Mikrobiyoloji Cemiyeti Dergisi 2021

2003
W. Köster T. Egli N. Ashbolt K. Botzenhart N. Burlion T. Endo P. Grimont E. Guillot C. Mabilat L. Newport M. Niemi P. Payment A. Prescott P. Renaud

A fundamental limiting factor in the assessment of microbial quality of waters, and especially drinking water, is often the very low number of each organism present. Therefore, it is important to note that most microbiological procedure consists of: concentration/enrichment, detection and quantification (Table 8.1). A consequence of this multi-step approach is that technological advancement of ...

Journal: :Pharmaceutical statistics 2015
Pieta C IJzerman-Boon Edwin R van den Heuvel

This paper considers a statistical model for the detection mechanism of qualitative microbiological test methods with a parameter for the detection proportion (the probability to detect a single organism) and a parameter for the false positive rate. It is demonstrated that the detection proportion and the bacterial density cannot be estimated separately, not even in a multiple dilution experime...

Journal: :American Journal of Public Health and the Nations Health 1959

Journal: :American Journal of Public Health and the Nations Health 1949

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید