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Africa in focus
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Drylands Issue Paper E103
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Drylands Issue Paper F103
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Hydrology and Earth System Sciences, 21(7):3507-3524
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In: C.J. Li et al. (eds.): Plant nutrition for food security, human health and environmental protection. Tsinghua University Press, Beijing. 546-547.
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Journal of Urban Forestry & Urban Greening. Elsevier,16: 132-141.
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Small and Medium Forest Enterprise 26
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