Runoff, solid wastes, and nitrate movement on beef feedlots.
D000818:Animals; D002417:Cattle; D005243:Feces / Q000032:analysis; D009566:Nitrates / Q000032:analysis; D012987:Soil / Q000032:analysis; D014876:Water Pollution; D014887:Weather
D009566:Nitrates; D012987:Soil