Washington Tilth Association

From Wikipedia, the free encyclopedia

The Washington Tilth Association (originally the Northwest Tilth Association) is an American nonprofit membership organization dedicated to supporting and advocating organic food and farming.

See also

References

  • R. Fish, S. Seymour, M. Steven, C. Watkins, ed. (2009). Sustainable Farmland Management: Transdiciplinary Approaches. CABI. ISBN 9781845933517. 
  • Sanders, Jeffery Craig (2010). Seattle and the Roots of Urban Sustainability: Inventing Ecotopia. University of Pittsburgh Pre. ISBN 9780822962106. 
  • Tilth (Association) (1982). The Future is Abundant: A Guide to Sustainable Agriculture. Tilth. ISBN 9780931380013. 

External links

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