Ecological Gardening
By Bob EwingLesson 4: Completing the Design
Bibliography
Bibliography:
http://www.permaearth.org/writings.html
http://www.attra.org/attra-pub/complant....
http://attra.org/attra-pub/perma.html
http://www.soilfoodweb.com/sfi_html/inde...
Gaia's Garden:
http://www.patternliteracy.com
Further Reading: