Jane Potter Gates
Agroforestry systems
Educational and Training Opportunities in Sustainable Agriculture
Educational and training opportunities in sustainable agriculture
Periodicals pertaining to alternative farming systems
Tracing the evolution of organic/sustainable agriculture
Air pollution effects on crops and forests, January 1984 - December 1989
Air pollution effects on crops and forests, January 1986 - December 1991
Amaranths for food or feed
Audiovisuals in the NAL collection relating to alternative farming systems
Breeding and Selecting Crops for Insect Pest Resistance: Bibliography
Breeding and selecting crops for insect pest resistence
Conservation tillage, January 1991 - December 1993