Search results with tag "Geological surv ey"

FIVE-DAY BIOCHEMICAL 7.0 OXYGEN DEMAND - USGS

for biochemical oxygen demand that is used in the National Water Information System (NWIS) of the U.S. Geological Survey. The citation for this section (7.0) of NFM 7 is as follows: Delzer, G.C., and McKenzie, S.W., November 2003, Five-day biochemical oxygen demand: U.S. Geological Surv ey Techniques of Water-Resources

  Survey, Water, National, Geological, National water, Geological survey, Vsur, Geological surv ey