DOI: 10.1590/1678-992x-2018-0245
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Abstract: Investment in soil phosphorus (P) capital in the tropics is often constrained by poor availability of mineral fertiliser to small-scale farmers. Consequently, new sustainable agricultural cropping strategies are required to maintain fertility and maximise crop yields. The co-application of Tithonia diversifolia (Tithonia) green manure and mineral fertiliser (KH 2 PO 4 ) together (integrated nutrient management) in comparison to the addition of one or the other alone has been hypothesized to promote crop P upta…

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