Browsing by Author "De Putter, H."
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Item Field vegetable production in the lake zone of Tanzania(Wageningen) Everaarts, A. P.; De Putter, H.; Maerere, A. P.; Amon, W.Item Profitability, labour input, fertilizer application and crop protection in vegetable production in the Arusha region, Tanzania(Wageningen) Everaarts, A. P.; De Putter, H.; Maerere, A. P.