M. S. Mokolobate

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High rates of lime and fertilizer-P are characteristically required to obtain high crop yields on highly weathered acid soils. Much of the agriculture in the southern tropical belt, where acid soils predominate, is carried out by resource-poor, semi-subsistence farmers who are unable to purchase large quantities of lime and fertilizer. There are, however, a(More)
The effects of additions of four organic residues to an acid Oxisol on soil pH, exchangeable and soil solution Al and maize growth were investigated in a glasshouse experiment. The organic residues used were: grass residues, household compost, filter cake (a waste product of sugar mills) and layer poultry manure and they were added at a rate equivalent to(More)
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