Research shows domestically produced biochar quadruples maize yield

Findings from Sweden’s research university Lund, have shown that a single addition of domestically produced biochar increased crop yields over several seasons and years for Kenyan farmers. On-farm trials in Kwale, maize yields increased from ten 90-kilogram bags per hectare to a whooping 49 bags a hectare. At a location in Siaya, the addition of …

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