The History of Soil and Water Conservation Douglas Helms Susan L. Flader
| Autor: | Anderson, William Dyer |
|---|---|
| Zdroj: | American Journal of Agricultural Economics, 1986 Aug 01. 68(3), 757-760. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|
| Autor: | Anderson, William Dyer |
|---|---|
| Zdroj: | American Journal of Agricultural Economics, 1986 Aug 01. 68(3), 757-760. |
| Databáze: | JSTOR Journals |
| Externí odkaz: |
|