@knottinbotswana @BillGates @verge Here is one perspective on soils. Yields are not the issue but poor care.pic.twitter.com/Svk5zIwSjk
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@knottinbotswana @BillGates @verge Here is one perspective on soils. Yields are not the issue but poor care.pic.twitter.com/Svk5zIwSjk
@calestous Pleased to report that soil erosion enters the school curriculaum at primary level in Botswana. @BillGates @verge
@calestous Any good links to info on decreases in soil quality due to increasing yields, are we heading for fertiliser dependency?
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