# Soils

Free to read here, from Project Gutenberg.

10 titles; page 1 of 1.

- [The Formation of Vegetable Mould Through the Action of Worms](https://invisiblenetwork.ai/books/gutenberg/2355) by Charles Darwin
- [Principles and practice of agricultural analysis. Volume 1 (of 3), Soils](https://invisiblenetwork.ai/books/gutenberg/73302) by Harvey Washington Wiley
- [Principles and practice of agricultural analysis. Volume 3 (of 3), Agricultural products](https://invisiblenetwork.ai/books/gutenberg/75389) by Harvey Washington Wiley
- [Soils, their formation, properties, composition, and relations to climate and plant growth in the humid and arid regions](https://invisiblenetwork.ai/books/gutenberg/73975) by Eugene W. Hilgard
- [Crops and Methods for Soil Improvement](https://invisiblenetwork.ai/books/gutenberg/23682) by Alva Agee
- [Principles and practice of agricultural analysis. Volume 2 (of 3), Fertilizers](https://invisiblenetwork.ai/books/gutenberg/72438) by Harvey Washington Wiley
- [The Farm That Won't Wear Out](https://invisiblenetwork.ai/books/gutenberg/4525) by Cyril G. Hopkins
- [Lessons on Soil](https://invisiblenetwork.ai/books/gutenberg/21022) by Edward J. Russell
- [The Story of the Soil; from the Basis of Absolute Science and Real Life](https://invisiblenetwork.ai/books/gutenberg/4527) by Cyril G. Hopkins
- [The soil solution](https://invisiblenetwork.ai/books/gutenberg/78317) by Frank K. Cameron