Kiln Fire Under Drum
Submitted by Tom Miles on Tue, 2008-05-27 01:28.
BioEnergy Lists: Terra Preta (Biochar)
Information on the intentional use of Biochar (charcoal) to improve soils.
BioEnergy Lists: Terra Preta (Biochar)Information on the intentional use of Biochar (charcoal) to improve soils. |
|