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- Ellis, J.R.; Mielke, L.N.; Schuman, G.E.
- Soil Science Society of America journal 1975 v.39 no.1 pp. 107-111
- feedlots; beef cattle; soil; nitrogen content; soil profiles; groundwater; nitrates; administrative management; Nebraska
- ... Soil cores (129) were taken from 15 eastern Nebraska feedlots in the Elkhorn and Platte river valley areas. The sites represented a wide range of conditions from small farm feedlots to large commercial operations. Most feedlots did not constitute a nitrate pollution hazard to ground water. Upland feedlots, with slopes >5%, contained less than 10 ppm NO3--N in the ground water; however, slopes <5% ...