Southern Nigeria has a generally humid climate with a dry season. Physically, most upland soils in the region are easily compacted, have low available water holding capacity, and are susceptible to accelerated erosion. Structural degradation sets in as these soils are cultivated intensively. Chemically, the soils have low nutrient reserves and although initial levels of organic matter are generally high, they decline rapidly with deforestation, intensive...
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INFORMATION
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1990/09/30
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Document de travail sur l’environnement
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ENV39
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1
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1
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2020/07/01
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Disclosed
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Assessment of soil degradation in the southern states of Nigeria
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soil degradation
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