Recent data from the Karnataka’s Agriculture Department revealed that more than half of Karnataka's agricultural land suffers from low levels of soil organic carbon (SOC).
Organic Matter |
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The districts that have black alluvial soil are the worst affected, namely in the northern parts of the state, which are locally called ‘Eremannu’. These are derived from the weathering of basalt rocks.
Reference
Down To Earth| Depletion of Soil Organic Carbon in Karnataka