Natural resource capital in U. S. agriculture :
irrigation, drainage and conservation investments since 1900.

APA Citation

United States. Department of Agriculture. Economics, S. (1979). Natural resource capital in U. S. agriculture: irrigation, drainage and conservation investments since 1900. Washington, D. C.: Natural Resource Economics Division, Economics, Statistics, and Cooperatives Service, U. S. Dept. of Agriculture.

MLA Citation

United States. Department of Agriculture. Economics, Statistics, and Cooperatives Service. Natural Resource Capital In U. S. Agriculture: Irrigation, Drainage And Conservation Investments Since 1900. Washington, D. C.: Natural Resource Economics Division, Economics, Statistics, and Cooperatives Service, U. S. Dept. of Agriculture, 1979.