Landscape evolution and soil formation in southwestern Iowa /
Ruhe, Robert V., 1918-
Landscape evolution and soil formation in southwestern Iowa / Robert V. Ruhe, Raymond B. Daniels, and John G. Cady. - Washington : U.S. Dept. of Agriculture, 1967. - 242 p. : ill., maps ; 23 cm. - Technical bulletin (United States. Department of Agriculture) ; no. 1349. .
Bibliography: p. 225-231.
agr67000325
Soil formation--Iowa.
Geomorphology--Iowa.
Soils--Iowa.
S21 / .A72 no. 1349
631.4/7/7777
1 / Ag84Te no.1349
Landscape evolution and soil formation in southwestern Iowa / Robert V. Ruhe, Raymond B. Daniels, and John G. Cady. - Washington : U.S. Dept. of Agriculture, 1967. - 242 p. : ill., maps ; 23 cm. - Technical bulletin (United States. Department of Agriculture) ; no. 1349. .
Bibliography: p. 225-231.
agr67000325
Soil formation--Iowa.
Geomorphology--Iowa.
Soils--Iowa.
S21 / .A72 no. 1349
631.4/7/7777
1 / Ag84Te no.1349