Figure 2
2a. Sorghum injera (Ethiopian pancake) used for human food. 2b. A young boy feeding an ox with sorghum leaves and thin stalks 2c. Sorghum for fuelwood 2d. Sorghum for thatching of huts 2e. Land preparation using Guzza oxen and labour sharing scheme 2f. Sorghum-Khat alley cropping 2g. Sorghum-groundnut mixed cropping 2h. Sorghum-sweet potato intercropping 2i. Sorghum with undersown wheat 2j. Sorghum-maize mixed cropping 2k. Striga hermonthica in Babile. Note the purplish flower colour. 2l. Striga asiatica in Fedis. Note the reddish flower colour 2m. Farmer thinning sorghum field, Meta wereda, Ethiopia 2n. Application of organic manure on Vertisols Alemaya Wereda, Fendisha farmers association 2o. Regosol: the dominant soils in the intermediate and lowlands 2p. Fluvisol deposited soil, commonly found in the valley bottoms 2q. Moisture stress. No seed setting due to terminal moisture stress at Miesso, 800 m asl.