@article{mbs:/content/journal/micro/10.1099/00221287-24-1-15, author = "Postgate, J. R. and Crumpton, Janet E. and Hunter, J. R.", title = "The Measurement of Bacterial Viabilities by Slide Culture", journal= "Microbiology", year = "1961", volume = "24", number = "1", pages = "15-24", doi = "https://doi.org/10.1099/00221287-24-1-15", url = "https://www.microbiologyresearch.org/content/journal/micro/10.1099/00221287-24-1-15", publisher = "Microbiology Society", issn = "1465-2080", type = "Journal Article", abstract = "SUMMARY A procedure is described for measuring the viabilities (% viable/total organisms) of populations of Aerobacteraerogenes by short-term incubation on agar films followed by differential counting under the microscope. The only special apparatus needed is a supply of metal annuli. The procedure estimates viability with 95 % fiducial limits of ± 9 %; it appears applicable to other aerobic bacteria, to yeasts and to spore suspensions.", }