Olugbemir, O; AboyeJl, C. M; Olofintoye, J. A.T; Meek, E. K
(Sabaragamuwa university of Sri lanka, 2018-01)
Purpose: Soils of the experimental area are low in vital nutrients such as nitrogen. Fallow is no longer possible because of increasing pressure on arable land. The limited available chemical fertilizers must be inevitably ...