Low-cost measures can reclaim gullies and reduce soil erosion in the Ethiopian highlands - Addisie, Meseret B.; Alebachew, Azalu; Ayele, Getaneh K.; Tilahun, Seifu A.; Hailu, Nigus; Mekuria, Wolde; Langandoen, Eddy; Steenhuis, Tammo S. (CGIAR Research Program on Water, Land and Ecosystems, 2015)