Current Issues in Plant Molecular and Cellular Biology: Proceedings of the VIIIth International Congress on Plant Tissue and Cell Culture, Florence, Italy, 12–17 June, 1994

Nitrogen fixation research progress: Proceedings of the 6th international symposium on Nitrogen Fixation, Corvallis, OR 97331, August 4–10, 1985

Tissue culture as a plant production system for horticultural crops: Conference on Tissue Culture as a Plant Production System for Horticultural Crops, Beltsville, MD, October 20–23, 1985

Molecular Genetics of Plant-Microbe Interactions: Proceedings of the Third International Symposium on the Molecular Genetics of Plant-Microbe Associations, Montréal, Québec, Canada, July 27–31, 1986

Plant pathogenic bacteria: Proceedings of the Sixth International Conference on Plant Pathogenic Bacteria, Maryland, June 2–7, 1985