Browsing Journal Articles by Author "Vlek, P.L."
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Conservation tillage, local organic resources and nitrogen fertilizer combinations affect maize productivity, soil structure and nutrient balances in semi-arid Kenya
Kihara, J.; Bationo, A.; Mugendi, Daniel N.; Martius, C.; Vlek, P.L. (Springer, 2011-01)Smallholder land productivity in drylands can be increased by optimizing locally available resources, through nutrient enhancement and water conservation. In this study, we investigated the effect of tillage system, organic ...