Browsing by Author "Nkrumah, Mabrak"
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Item Crop utilization of added N. movement of No3-N and transformation of (NH2)2 CO-N over varying seasons(2008-12-06T17:11:17Z) Nkrumah, MabrakItem Towards the reformulation and development of maintenance systems for two secondary school types: a collective case study(2008-12-06T17:10:49Z) Nkrumah, Mabrak