Science in Agriculture: Advanced Methods for Sustainable Farming
The Gardener's A-Z Guide to Growing Organic Food
Eco-Farm, An Acres U.S.A. Primer: The definitive guide to managing farm and ranch soil fertility, crops, fertilizers, weeds and insects while avoiding dangerous chemicals
The Market Gardener: A Successful Grower's Handbook for Small-Scale Organic Farming
Mainline Farming for Century 21
Anatomy of Life & Energy in Agriculture
The Winter Harvest Handbook: Year Round Vegetable Production Using Deep-Organic Techniques and Unheated Greenhouses
Permaculture: A Designers' Manual