The Holy Earth by Liberty Hyde Bailey.
Farmers of Forty Centuries by F. H. King.
Becoming Native to This Place by Wes Jackson. Counterpoint Press, 1996.
An Agricultural Testament by Sir Albert Howard.
A Sand County Almanac by Aldo Leopold.
Tree Crops : A Permanent Agriculture by J. Russell Smith; Harcourt, Brace and Company, 1929. (link).
Home Place: Essays on Ecology by Stan Rowe; NeWest Press, 2002.
Earth Alive: Essays on Ecology by Stan Rowe; NeWest Press, 2006.
“Soil Erosion: A National Menace” by Hugh Hammond Bennett, USDA Bulletin Circular 33, Washington, D. C. : U. S, Government Printing Office, 1928.
From Eco-Cities to Living Machines: Principles of Ecological Design by John Todd and Nancy Todd; North Atlantic Books, 1994.