Table 3.
NU 2058, μM | Fv/Fm | Chl a, pg/cell | a*, m2/mg Chl a | 1/ϕFA, quanta/C |
0 | 0.58 | 0.55 ± 0.02 | 0.006 ± 0.001 | 217 ± 13 |
5 | 0.60 | 0.60 ± 0.01 | 0.006 ± 0.002 | 150 ± 14 |
7 | 0.57 | 0.54 ± 0.03 | 0.006 ± 0.001 | 147 ± 14 |
Data are mean ± 1 SD (n = 3). Fv/Fm, maximum quantum efficiency of photochemistry; a*, optical absorption cross section of PSII normalized to Chl a; 1/ϕFA, the photon energetic requirement for incorporation of carbon into fatty acid.