Dry-Farming : A System of Agriculture for Countries under a Low Rainfall
, by Widtsoe a. M. Ph. D., John AndreasNote: Supplemental materials are not guaranteed with Rental or Used book purchases.
- ISBN: 9781426420191 | 1426420196
- Cover: Paperback
- Copyright: 10/11/2007
Nearly six tenths of the earth's land surface receive an annual rainfall of less than twenty inches, and can be reclaimed for agricultural purposes only by irrigation and dry-farming.