Incoming Resources
- Rocks and soil, Steven M. Hoffman
- The Ultimate guide to soil, the real dirt on cultivating crops, compost, and a healthier home, Anna Hess
- Discover dirt
- Grow your soil!, harness the power of the soil food web to create your best garden ever
- Tierra
- Cómo fertilizar la tierra de tu huerto de manera natural, Amber Richards ; traducido por Alejandro Vargas Giraldo
- Soil
- Teaming with microbes, the organic gardener's guide to the soil food web
- Soil
- Soil, Matthew Evans
- Roots, bulbs, and bacteria, growths of the underground
- Roots, bulbs, and bacteria, growths of the underground
- Dirt, the scoop on soil
- Studying soil, Sally M. Walker
- Soil basics
- Studying soil, Sally M. Walker
- Soil
- For the love of soil, strategies to regenerate our food production systems, Nicole Masters
- The farm that won't wear out, [by] Cyril G. Hopkins
- The complete guide to restoring your soil, Dale Strickler
- Building soil, a down-to-earth approach : natural solutions for better gardens & yards, Elizabeth Murphy
- Soil, silt, and sand, layers of the underground
- Dig in!, learn about dirt
- Soil basics
- Soil, silt, and sand, layers of the underground
- Teaming with microbes, the organic gardener's guide to the soil food web
- Super cool science experiments
- The farmer as a manufacturer, part II. Soils, their origin and nature; fertility; its maintenance and increase, by A.T. Stuart
- No dig, nurture your soil to grow better vegetables with less effort, Charles Dowding ; photography by Jonathan Buckley
- Two lectures on agricultural chemistry, by Henry Youle Hind
- Teaming with microbes, the organic gardener's guide to the soil food web, Jeff Lowenfels & Wayne Lewis ; foreword by Elaine Ingham. --