Soil Degradation-Induced Decline in Productivity of Sub-Saharan African Soils: The Prospects of Looking Downwards the Lowlands with the <i>Sawah</i>  Ecotechnology

<table>A gullied farmland in southeastern Nigeria, after Igwe [<a href="/journals/aess/2012/673926/#B39">39</a>].</table>

Applied and Environmental Soil Science

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Figure 2

Figure 2: Soil Degradation-Induced Decline in Productivity of Sub-Saharan African Soils: The Prospects of Looking Downwards the Lowlands with the <i>Sawah</i>  Ecotechnology 

Figure 2 | Soil Degradation-Induced Decline in Productivity of Sub-Saharan African Soils: The Prospects of Looking Downwards the Lowlands with the Sawah  Ecotechnology 