Table 4. Summary of physiological responses measured by oxygen evolution and 14C fixation in C. velia grown under three different photon treatments.
LL | HL | Sinusoidal light∶dark cycle | Response in sinusoidal cultures | |
Ag µmol O2 mg chla −1 h−1 | 338±19 | 386±16 | 1200±329 | Fig. 4A |
Pmax µmolC mg chla −1 h−1 | 248±5 | 306±6 | 1084±381 | Not shown |
Pmax mgC mg chla −1 h−1 | 2.97±0.07 | 3.67±0.07 | 13.0±4.6 | Fig. 4C |
ETRPSII µmole electrons mg chl a −1 h−1 | 1102±59 | 1120±38 | 1605±391 | Fig. 4A |
PQ | 1.36±0.08 | 1.26±0.06 | 1.13±0.44 | Fig. 4D |
α mgC mg chla −1 s−1/µmol photons m−2 s−1 | 0.09±0.01 | 0.06±0.00 | 0.14±0.04 | Fig. 4B |
Ek µmol photons m−2 s−1 | 33±3 | 63±3 | 90±33 | Not shown |