Yield‐Precipitation Relationships and Some Suggested Strategies for the Transition Area of Nebraska
Autor: | Johnson, Ralph D., Finley, Robert M. |
---|---|
Zdroj: | American Journal of Agricultural Economics; December 1963, Vol. 45 Issue: 5 p1232-1237, 6p |
Databáze: | Supplemental Index |
Externí odkaz: |