Seed to Seed. S. Ashworth. 1991. Seed Savers Publications, Decorah, IA.
Breed Your Own Vegetable Varieties: The Gardener’s and Farmer’s Guide to Plant Breeding and Seed Saving. Deppe, Carol. 2000.Chelsea Green Publishing, Vermont.
Organic Seed Alliance (OSA) has free downloads of crop specific seed production manuals, other seed related publications, organic seed advocacy information and news.
Basic Seed Saving. McDorman, Bill. 1994. International Seed Saving Institute.
Seed Saving – Fedco Seeds
Seed Saving Organizations
Seed Savers Exchange
3076 North Winn Road
Decorah, IA 52101
Phone 563.382.5990 fax 563.382.5872