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Determines the status of the different forms of potassium (K) in relation to some soil characteristics and the extent of K fixation in 32 Ethiopian soils.


Mamo, T.Haque, I.[Potassium status of some Ethiopian soils]Potassium status of some Ethiopian soils

The N.P.K. Ca and Mg release patterns of the leaves of four accessions of Sesbania species and two accessions of Leucaena species were evaluated in a 5-week laboratory incubation. Leaves of these leguminous trees, applied at an equivalent rate of 3 t dm ha-1, were significant sources of N, K and ...


Lupwayi, N.Z.Haque, I.[Mineralization of N, P, K, Ca and Mg from sesbania and leucaena leaves varying in chemical composition]Mineralization of N, P, K, Ca and Mg from sesbania and leucaena leaves varying in chemical composition

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