[Washington, D.C.?] : U.S. Dept. of Agriculture, Soil Conservation Service, 1981
Physical Details
vii, 172 pages, 63 folded pages of plates : illustrations, maps (1 color) ; 28 cm
OCLC
ocm07434571
Cover title.
"In cooperation with Purdue University Agricultural Experiment Station, Indiana Department of Natural Resources, Soil and Water Conservation Committee."