Plant stand

PFD in 24 h

(mol·m²·day⁻¹)

Proportion of light in 7 h

(10 - 17 h)

CO₂ conc.

(µmol·mol⁻¹)

CER in 24 h

(mL CO₂ day⁻¹)

CER in 7 h

(mL CO₂ day⁻¹)

CER in 7 h/ CER 24 h

1

15.3 ± 3.1

0.65 ± 0.02

370

1138 ± 99

915 ± 127

0.81 ± 0.18

2

370

1147 ± 98

908 ± 74

0.80 ± 0.13

F-value/Sign. level

0.01^ns

0.01^ns

0.01^ns

1

17.8 ± 4.1

0.69 ± 0.03

370

1127 ± 194

796 ± 63

0.72 ± 0.12

2

800

1905 ± 325

1309 ± 134

0.69 ± 0.06

F-value/Sign. level

21.2^**

60.2^***

0.01^ns