ADC BioScientific: Manufacturers of instrumentation for measuring photosynthesis, transpiration, chlorophyll fluorescence, sap flow, and gas exchange.
Apogee: Products used to measure radiation and leaf temperature, ordering information, and research and development being undertaken.
CID, Inc.: Manufacturers of portable, photosynthesis analysis systems and miniature spectrometers.
EARS Plant Photosynthesis Meter: Specifications and applications of the EARS-PPM, a modulated, saturation pulse chlorophyll fluorometer.
Hansatech Instruments Limited: Manufacturers of oxygen electrodes and chlorophyll fluorescence systems for the measurement of cellular respiration and photosynthesis in the field or laboratory.
LI-COR Environmental Research and Analysis Division: LI-COR Environmental was founded in 1971, and is a leading manufacturer of electronic instrumentation for environmental, agricultural and ecological research.
Physiological Ecology Equipment Manufacturers: Links to suppliers of equipment used by ecophysiologists.
PMS Instrument Company: Manufacturer of pressure chamber instruments for measuring plant water potential and irrigation scheduling. Contains product information as well as tutorials on using a pressure bomb.
PP Systems: Manufacturer of portable photosynthesis/respiration measurement instrumentation, CO2 and H2O Infrared Gas Analyzers for lab and field, portable spectrometer, and environmental sensors.
Walz: Producer of sophisticated photosynthesis measuring systems. The product line ranges from PAM Chlorophyll Fluorometers to measuring systems of plant gas exchange for physiological and ecophysiological research.