Could NZ learn something from sustainable animal rearing in Vietnam? I suggest that it could after reading this article from Dr Paul Olivier…

http://sea-biochar.blogspot.com/2014/09/new-biochar-related-article-from-paul.html

Also related are articles coming from the new Biochar Journal and the Ithaka Institute…

http://biochar-journal.org/en/livestock

http://www.ithaka-journal.net/druckversionen/e032012-bc-poultry.pdf