Figure 1

1a. Map of the study area. 1b. Women focus group discussion 1c. Men focus group discussion. Note the Khat (Chata edulis Forskk)-a mild drug crop commonly chewed for its stimulating tender leaves and buds 1d. Key informant interview with 80 years old farmer. 1e. Various Gandas in Hirna area, Ethiopia. Note the tikul, group of houses covered with corrugated sheets of iron or grass-sorghum thatching, clustered all over the areas. 1f. An Oromo girl from Babile wereda with traditional dress 1g. Drylowlands of Goloda. Note the camel near the harvested sorghum field with stumps. Sorghum. due its drought resistnace, is sometimes called 'the camel crops of cereals' 1h. Eastern Ethiopia cool highlands topography associated with sorghum. The undulating hills and valleys are partly responsible for genetic differentiation and isolation 1i. Shifting cultivation into the natural forest area in the highlands. Zigita area, West Hararghe, Ethiopia.