Tag: Terra Preta
BioChar… something old, it in a new form One of my monthly magazines had a very interesting article on BioChar, a charcoal made by burning plant material in absence of oxygen, the resulting residue is…
BioChar… something old, it in a new form One of my monthly magazines had a very interesting article on BioChar, a charcoal made by burning plant material in absence of oxygen, the resulting residue is…
