Table 2. Relative light intensity (RLI) and light quality in full sunlight and each shaded treatment.

Treatments RLI (%) Photon flux density (μmol m−2s−1) R/FR
Total Red Far Red
Full sunlight 100.0 1390.1 114.0 107.6 1.1
Shaded 50% 50.9 707.6 58.6 55.1 1.1
Shaded 75% 26.2 359.6 30.5 29.2 1.0
Shaded 95% 12.0 163.9 14.2 13.6 1.0