Incoming Resources
- The complete guide to restoring your soil, Dale Strickler
- Teaming with microbes, the organic gardener's guide to the soil food web, Jeff Lowenfels and Wayne Lewis ; foreword by Elaine Ingham
- Rocks and soil, by Terry Jennings
- Secrets of the soil, Peter Tompkins & Christopher Bird
- Seed, soil, sun, Earth's recipe for food, Cris Peterson ; photographs by David R. Lundquist
- Grow your soil!, harness the power of the soil food web to create your best garden ever, by Diane Miessler
- You wouldn't want to live without dirt, written by Ian Graham ; illustrated by Mark Bergin