Time of reduction of 90% of population in ungrazed field in Autumn

Value 13 Days
Organism Bacteria Escherichia coli
Reference Van Donsel DJ, Geldreich EE, Clarke NA. Seasonal Variations in Survival of Indicator Bacteria in Soil and Their Contribution to Storm-water Pollution. Appl Microbiol. 1967 Nov15(6):1365-6, Fig. 1,2PubMed ID16349746
Method A strain of E. coli type I capable of producing H2S at 44.5 C was employed as the fecal coliform tracer.
Comments Shaded and unshaded conditions: organisms at the protected hillside site survived approximately twice as long as at the exposed lawn site.
Entered by Uri M
ID 102105