Published On Sep 6, 2021
With Rick Laing of Salt Spring Island Biochar
http://www.saltspringislandbiochar.com
Other helpful Biochar resources:
55 Uses of Biochar:
https://www.greenbelt.ie/sites/defaul...
Terra Preta by Ute Scheub:
https://greystonebooks.com/products/t...
show more