Oregon State University. Extension Service; Gamroth, M. J. (Michael J.); Moore, James A. (James Allan), 1939- (Corvallis, Or. : Extension Service, Oregon State University, 1996-02)
Nutrients and microorganisms in
manure can cause water quality
problems. When you collect,
handle, and land spread manure,
this material can get into surface or groundwater
supplies.
The level of risk depends on ma ...