American Society for Horticultural Science
World's largest and most respected society for individuals who practice horticultural science.
American Society of Plant Physiologists
The premier professional society for plant scientists.
The Ecological Society of America
Promoting ecological science by improving communication among ecologists.
Arizona State University, Photosynthesis Center.
Topics in photosynthesis. Check out The Nice List.
Agriculture network information center
Nationally sponsored by the USDA.
University of Nebraska Plant Sciences Page.
Library of the Finnish Forest Research Institute.
University of Florida Agrigator: Agricultural and related information site index.
Photosynthesis news archive.
Promoting communication between professionals in the biological sciences.
American Society of Agricultural and Biological Engineers
Take a look at the Agricultural / Biological / Environmental page for a huge list of related sites.
Photobiology On-line from the American Society of Photobiology
Index of university web sites, by state.
Opti-Sciences, Inc.
Manufactures of the finest chlorophyll fluorometers on the planet. (Yes, a shameless plug! Three cheers for OSI!)
ADC BioScientific LTD
A leading manufacturer of quality plant science instrumentation.
CID
Specializing in the design and manufacture of instruments for agricultural research.
