United States Army Corps of Engineers.
1987. Corps of engineers wetlands delineation manual. Department of
the Army, Vicksburg, Mississippi.
United States Army
Corps of Engineers. 1994. Interagency wetland identification
and delineation training manual. Rock Island District, Rock Island,
Illinois.
United States Army Corps of Engineers.
1997. Fact sheet no.4 (IL) nationwide permits in Illinois. Rock Island
District, Rock Island, Illinois.
United States Department
of Agriculture. 1996. National food security act manual. 3rd
ed. United States Department of Agriculture, Washington, D.C.
United States Department of Agriculture/Natural Resource Conservation
Service. 1987. Hydric Soils of the United States. United States
Department of Agriculture/Natural Resource Conservation Service, Washington,
D.C.
|
United States Department of Agriculture/Natural
Resource Conservation Service. 1996. Field indicators of hydric
soils in LRR (M)-Illinois. United States Department of Agriculture/Natural
Resource Conservation Service, Champaign, Illinois.
United
States Environmental Protection Agency. 1989. Wetlands and 401
certification. Office of Water, Washington, D.C.
United
States Environmental Protection Agency. 1993. Subsurface flow
constructed wetlands for wastewater treatment: a technology assessment.
Offices of Water, Wetlands, Oceans, and Watersheds, Washington, D.C.
United States Environmental Protection Agency. 1995.
EPA wetlands fact sheets. Office of Water, Washington, D.C.
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