Conservation in the United States
Gustafson, A. F. (Axel Ferdinand)
1880-1942
creator
text
nyu
Ithaca, N. Y
Comstock Pub. Co.
1949
3d ed.
monographic
eng
ix, 534 p. illus., maps. 24 cm.
[by] A. F. Gustafson [and others]
n-us---
Natural resources
United States
Conservation of natural resources
United States
Soil conservation
United States
United States
Economic conditions
HC106.3 .G885 1949
333.9 GUC
Agr49000401
851213
20140814164007.0
304735