Protecting Water Quality from Agricultural Runoff. U.S. EPA (2005)

Water Quality and Agriculture: A Landowner's Guide to Oregon's Water Quality Program. ODA. 

Hardened Stream Crossing. NRCS. (2022).

Manure Management. OSU Extension. (2011).

Oregon Department of Environmental Quality. Composting Program: Rules and Permits.

Pasture Sacrifice Areas. Washington State University. 

Streamside Fencing. PennState Extension.