[permaculture] Biosand Filter Production | Google Groups

Lawrence London lfljvenaura at gmail.com
Mon Oct 22 16:20:54 EDT 2012

Biosand Filter Production | Google Group

I highly recommend this discussion forum.

*Members* 134  *Description* Discussions and updates on options for
scaled-up biosand filter production facilities  *Public website*
http://www.cawst.org  *Language*
Science and Technology<https://groups.google.com/groups/dir?hl=en&sel=topic%3D46406>
Anybody can view group content
Only members can view group members list
People can request an invitation to join
Only members can post
All messages are held for moderation
  *Group email*
bsf-production at googlegroups.com

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