P
P. L. Seyfried
3 works on record
Works
Background information to support the potential use of Streptococcus faecium subsp. casseliflavus and bidobacterium ssp. as indicators of human and/or animal sources of pollution
Background information to support the potential use of Streptococcus faecium subsp. casseliflavus and bidobacterium ssp. as indicators of human and/or animal sources of pollution
1994
Humber River bacteriological study
Humber River bacteriological study
1987
A Study of disease incidence and recreational water quality in the Great Lakes, phase 1
A Study of disease incidence and recreational water quality in the Great Lakes, phase 1