Request a quote
Request a quote

PRI—Why You Should Measure It


Learn the basics of the Photochemical Reflectance Index (PRI).

In this webinar, Dr. John Gammon gives an introduction to PRI and what it can tell researchers about xanthophyll cycle activity, carotenoid: chlorophyll pigment ratios, light-use efficiency, and plant stress. He also discusses remote sensing of PRI.

Next steps


Our scientists have decades of experience helping researchers and growers measure the soil-plant-atmosphere continuum. 


Dr. John Gammon, University of Alberta

Case studies, webinars, and articles you’ll love

Receive the latest content on a regular basis.