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    Available technologies to replenish soil fertility in East Africa by Okalebo, JR, Othieno, CO, Woomer, P.L., Karanja, NKN, Semoka, JMR, Bekunda, Mateete A., Mugendi, DN, Muasya, RM, Bationo, B. André, Mukhwana, EJ

    Published 2007
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    Journal Article
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    Traditional forms of soil fertility maintenance by Edje, O.T., Semoka, JMR, Haule, KL

    Published 1988
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    Conference Paper

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