No major phosphorus reductions reported from Chatham pilot project
September 14, 2020 By Chatham This Week
A pilot project near Chatham, ON testing absorption materials to prevent phosphorus runoff on farms has not produced major reductions.
The system was using biochar – a charcoal-like substance – to try to remove phosphorus from the tile drainage on a local farm.
Looking at six major runoff events between December and May, the data from samples showed there was an overall reduction of two per cent in total phosphorus. The highest reduction for a single runoff event was 13 per cent. | READ MORE
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