permaculture

["Graham Burnett" <gburnett@unisonfree.net>]

> Anyone on this list know of any published data on permaculture agriculture
> or silvaculture systems?  Particularly data that has been compiled
> comparing pc methodology with conventional methodology.  If this
> information doesn't exist it surely should as I am constantly getting asked
> for this information in grant applications and other encounters.  I would

Have you been in touch with Martin Crawford of the Agroforestry Research 
trust?

http://www.agroforestry.co.uk/

He's done extensive research re. tree crops, published in agroforestry News + 
other papers, though
I don't know if it would be specifically what you are looking for...

Good luck

Graham Burnett
35 Rayleigh Avenue
Westcliff On Sea
Essex, UK
SS0 7DS

South East Essex LETS
http://pages.unisonfree.net/gburnett/