From: Phenoplant: a web resource for the exploration of large chlorophyll fluorescence image datasets
Symbol | Name § | Formula | Col-0 control vs. Ler control | Col-0 inoculated vs. Col-0 control | Ler inoculated vs. Ler control |
---|---|---|---|---|---|
FO | Minimal chlorophyll fluorescence intensity | Measured | |||
measured in the dark-adapted state measured in the dark-adapted state (FO) and during the dark relaxation (FO(85)) | |||||
F’O | Minimal chlorophyll fluorescence intensity measured in the light-adapted state | Measured | |||
measured during the light adaptation (F’O(n)) and at the steady-state (F’O(74)) | |||||
Fm | Maximal chlorophyll fluorescence intensity measured in the dark-adapted state | Measured | Fm(85)* | ||
measured in the dark-adapted state (Fm) and during the dark adaptation (Fm(85)) | |||||
F’m | Maximum chlorophyll fluorescence intensity measured in the light adapted state | Measured | F’m(25)**, F’m(38)**, F’m(50)*, F’m(62)*, F’m(74)* | ||
measured during the ligth-adaptation (F’m(n)) and at the steady-state (F’m(74)) | |||||
FP | Peak fluorescence during the initial phase of the Kautsky effect | Measured | |||
measured at the begining of the light adaptation | |||||
FT | Instantanueous fluorescence | Measured | FT(25)*, FT(50)*, FT(62)**, FT(74)* | ||
measured in the dark-adapted state (FT(85)), during the light adaptation (FT(n)) and at the steady-state (FT(74)) | |||||
Fv/Fm | Maximum PSII quantum yield | (Fm-FO)/Fm | Fv/Fm** | Fv/Fm* | |
measured at the dark-adaptated state | |||||
F’v/F’m | PSII quantum yield of light adapted sample | (F’m-F’O)/F’m | F’v/F’m(25)**, F’v/F’m(38)**, F’v/F’m(50)**, F’v/F’m(62)**, F’v/F’m(74)** | ||
calculated during the light adaptation (F’v/F’m(n)) and at the steady-state (F’v/F’m(74)) | |||||
NPQ | Non-photochemical quenching | (Fm-F’m)/Fm | NPQ(38)* | NPQ(25)* | NPQ(85)*, NPQ(62)**, NPQ(74)* |
calculated in the dark-adapted state (NPQ(85)during the light adaptation (NPQ(n)) and at the steady-state (NPQ(74)) | |||||
qL | estimator of the fraction of open PSII centers | qP(F’O/FT) | qL(25)**, qL(38)**, qL(50)**, qL(62)**, qL(74)** | ||
calculated during the light adaptation (qL(n)) and at the steady-state (qL(74)) | |||||
qP | Coefficient of photochemical quenching | (Fm-FT)/(Fm-FO) | qP(85)**, qP(25)**, qP(38)**, qP(50)**,qP(62)* | qP(25)**, qP(38)**, qP(50)**,qP(62)**,qP(74)** | qP(74)* |
calculated in the dark-adapted state (qP(85)), during the light adaptation (qP(n)) and at the steady-state (qP(74)) | |||||
Qy | Instantaneous PSII quantum yield | (Fm-Ft)/Fm | Qy(85)**, Qy(25)*,Qy(38)**, Qy(50)*, Qy(62)*, Qy(74)* | Qy(25)**,Qy(38)**, Qy(50)**, Qy(62)**, Qy(74)** | |
calculated during the light adaptation (Qy(n)) and at the steady-state (Qy(74)) | |||||
RFD | Fluorescence decline ratio | (Fp-FT)/FT | RFD(25)**, RFD(38)**, RFD(50)**, RFD(62)**, RFD(74)* | RFD(50)**, RFD(62)**, RFD(74)** | |
calculated during the light adaptation (RFD(n)) and at the steady-state (RFD(74)) |