An Innovative Biochar System

The kiln at Against the Grain Farm in Zionville, N.C., is fired, turning biomass — wood, sorghum stalks, and animal bones — into biochar, a soil amendment similar to charcoal. Hot gas is released through the process, flowing from a tube through a plant dehydrator to heat a thermal water tank. The heated water drawn from the tank passes through small irrigation tubes below rows of vegetable plant starts, heating the young plants inside the farm’s passive solar greenhouse, which is designed to collect heat from the sun in the winter. Read the full article in The Appalachian Voice

Published: Jun 7, 2018 12:00am

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