Science news articles about 'usda nrcs'

... for the correct amount of pressure. C.A. Seybold and colleagues, USDA-NRCS, Lincoln, NE, write about this new tool in the 2009 issue of Journal of Natural Resources and Life Sciences ...

... Survey Horizons. Digital county soil maps were obtained from the USDA-NRCS Soil Survey Geographic (SSURGO) Database, and a database was constructed that categorized each soil series that ...