He began by assessing farmers' perceptions and preferences, and the constraints affecting sorghum production and productivity in western Ethiopia, moving on to determine the genetic variability present among the country's sorghum landraces.
Waqale wahlola ukucabanga kwabalimi naloko abakuthandayo nezingqinamba ezikhona ekulinyweni kwamabele entshonalanga Topiya, wase edlulela ekubhekeni izinhlobo ezikhona emabeleni.