- The Anatomy of Life & Energy in Agriculture, Dr. Arden Andersen. Acres USA, P.O. Box 91299 Austin, Texas 78709 USA
- Science in Agriculture, Dr. Arden Andersen, Acres USA
- Mainline Farming for Century 21, Dr. Dan Skow, Acres USA
- Nourishment, Home Grown, Dr. A. F. Beddoe, S & J Unlimited, P0 Box N, Oroville, WA 98844
- How to Grow Great Alfalfa, Dr. Harold Willis
- Numerous articles in ACRES USA, P.O. Box 91299 Austin, Texas 78709 USA (800-355-5313)
- Taped interviews and transcribed seminar notes attributed to the late Dr. Carey A. Reams
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