News International Sugar Journal

The link between soil organic matter and crop yield is valid only to a point [Full subscriber]

In recent years, policymakers across the world have launched initiatives to increase the amount of “soil organic matter,” or SOM, as a way to improve soil health and boost agricultural production. Although SOM is considered key to soil health, its relationship with yield is contested because of local-scale differences in soils, climate, and farming systems. There is simply limited evidence that this strategy will actually improve crop output.…

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