Rainfall variability and crop production in Ethiopia Case study in the Amhara re

There are several possible approaches. Irrigation technologies and irrigation scheduling may be adapted for more-effective and rational uses of limited supplies of water.
http://hpccc.gov.in/PDF/Agriculture/Rainfall%20Variability%20and%20Crop%20production%20in%20Ethiopia%20Case%20study%20in%20the%20Amhara%20Region.pdf