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MS001

Attribute: PAR_METHOD

code  description    
PAR001    Photosynthetically active radiation (PAR) is sampled by a Campbell Scientific model LI190SB LI-COR sensor attached to the tower at 625 cm height; mean PAR is output every 15 minutes     
PAR002    Photosynthetically active radiation (PAR) is sampled by a Campbell Scientific model LI190SB LI-COR sensor attached to the tower at 625 cm height; mean PAR is output every 5 minutes with maximum PAR based on 15 second instantaneous readings     
PAR101    Mean daily photosynthetically active radiation (PAR) is calculated by the Campbell Scientific datalogger based on 15 second samples. Max values are based on 15 second instantaneous readings; CS model LI190SB, 625 cm height (See Method PAR001)     
PAR102    Mean daily photosynthetically active radiation (PAR) is post-calculated from all 5 minute mean values for the day. Max values are based on the max 15 second instantaneous reading recorded every 5 minutes; CS model LI190SB, 625 cm ht. (See Method PAR002)