Why do you not ask german farmers? In germany a lot of companies are selling "Futterkohle" to farmers for a kind of animals.
The market for biochar is limited, becaus the material is not in the european list of soil additives (lignite is), and they way through the cows stomacs is al legal method to apply biochar.
See more in german
about human food
---In biochar@..., <kdraper2@...> wrote :
Hello all –
I’m working on a new biochar white paper with Cornell focusing on the Dairy industry.