Agriculture has remained one of the most important sectors of the Nigerian economy. Apart from feeding the bulk of her population, it is estimated that it provides employment for more than 31% of the work force. It has become even more important in recent times with the down turn in earnings from petroleum and governments determination to increase non-oil revenue sources. Agricultural production is dependent on soil and one property of soil that influences its quality and productivity is organic matter. Soil organic matter has profound influence on the physical, chemical and biological properties of soil and on general environmental quality. This study was conducted on soils formed on biotit
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