PhD defence: smallholder farmers in the Central Rift Valley area of Oromia, Ethiopia

Title: Optimization of productivity and quality of irrigated tomato (Solanum lycopersicum L.) by smallholder farmers in the Central Rift Valley area of Oromia, Ethiopia. PhD candidate: mr. AO (Ambecha) Gemechis. Promotor: prof.dr.ir. PC (Paul) Struik. Co-promotor: dr. Emana. Organisation: Wageningen University, Centre for Crop Systems Analysis

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