Daily Photosynthetically Active Radiation (PAR) now available for Puerto Rico


Daily photosynthetically active radiation (PAR) is now available for Puerto Rico. PAR is estimated from net radiation using a regression equation developed in Florida (pre-fire equation, Sumner, 2001). Click here to access images and data
Relation between daily values of measured net radiation and photosynthetically active radiation (from Sumner, 2001).

Other daily hydro-climate variables for Puerto Rico

Sumner, D. M., 2001. Evapotranspiration from a cypress and pine forest subjected to natural fires in Volusia County, Florida, 1998-99. U. S. Geological Survey Water-Resources Investigations Report 01-4245. Washington, D.C.: U.S. Geological Survey.


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