[permaculture] Biogas digester plans

Bob Ewing & Jocelyn Paquette sixdegrees at baynet.net
Mon Mar 4 20:17:10 EST 2002

Greetings, anyone here familiar with the work of Jean Pain?


Robert Waldrop wrote:

> Haven't the Chinese exploited this on a fairly large scale in the
> countryside?  Perhaps the Chinese embassy could help with some plans.
> Robert Waldrop, OKlahoma City
> -----Original Message-----
> From: Jeff Hall <JRHALL at gwgate.lib.iastate.edu>
> >My understanding from an independent researcher who had tried to
> develop a small farm scale biogas system for many years is that
> temperate climates are a huge obstacle to small scale biogas systems.
> The most efficient microbes are very picky about temperature, so you
> need a very warm and stable space for them to do their work. I think
> thats the reason many have tried and only a few systems in the warmest
> climates have actually succeeded...
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