| 原文摘要 | Chris Farmer speaks at the Western North Carolina Mother Earth News Fair on the exciting topic of creating a biochar cookstove that can produce high quality charcoal for inoculation and inclusion in gardens/farms. Learn the basics of how a biochar cookstove works and how you can put one together to begin your own small scale production that can transform wood waste into activated charcoal, a useful material to have on hand and one that can become charged with biology to make a stellar garden amendment. |