The Journal of Infectious Diseases, Vol. 41, No. 3 (Sep., 1927), pp. 190-196 (7 pages) To overcome the difficulties and disadvantages inherent in present methods, a spiral streak method o f isolating ...
Effective bacterial control in cooling-tower systems requires accurate and timely methods to count bacteria. Plate-count methods are difficult to implement on-site, because they are time-and ...