United States Department of Agriculture, Natural Resources Conservation Service and Forest Service ; in cooperation with United States Department of the Interior, Bureau of Indian Affairs and Bureau of Land Management, and Montana Agricultural Experiment Station
United States Department of Agriculture, Natural Resources Conservation Service ; in cooperation with University of Florida, Institute of Food and Agricultural Sciences, Agricultural Experiment Stations, and Soil and Water Science Department; and Florida Department of Agriculture and Consumer Services
United States Department of Agriculture, Natural Resources Conservation Service ; in cooperation with Louisiana Agricultural Experiment Station, Louisiana Soil and Water Conservation Committee, and the Bogue Chitto-Pearl River Soil and Water Conservation District