Treatment
|
A
sat
|
CCP
|
Resp
|
V
cmax
|
J
max
|
V
TPU
|
CE
|
---|
[μmol m–2 s-1]
|
---|
Control
|
31.16 ± 3.61 cd1
|
30.00a
|
18.30 ± 1.15c
|
33.50 ± 2.82de
|
140.00 ± 2.67e
|
22.70 ± 1.67c
|
0.04 ± 0.00c
|
ABA
|
27.57 ± 4.25d
|
30.00a
|
18.40 ± 1.29c
|
33.50 ± 2.30de
|
162.00 ± 2.81d
|
28.20 ± 1.29b
|
0.04 ± 0.00c
|
High BR
|
31.27 ± 2.56 cd
|
30.00a
|
17.20 ± 1.05 cd
|
34.10 ± 2.64d
|
191.00 ± 3.11c
|
32.70 ± 1.87a
|
0.04 ± 0.00c
|
ABA + low BR
|
32.06 ± 3.17c
|
30.00a
|
23.10 ± 2.00ab
|
37.90 ± 2.71c
|
199.00 ± 3.09c
|
27.00 ± 1.48b
|
0.07 ± 0.00b
|
ABA + medium BR
|
33.19 ± 3.89c
|
30.00a
|
24.60 ± 1.65a
|
45.20 ± 2.35b
|
237.00 ± 3.47b
|
20.40 ± 1.95d
|
0.13 ± 0.00ab
|
ABA + high BR
|
49.51 ± 4.06a
|
30.00a
|
25.20 ± 1.45a
|
51.90 ± 2.88a
|
262.00 ± 3.55a
|
25.90 ± 1.55bc
|
0.15 ± 0.00a
|
High ABA + high BR
|
41.93 ± 3.73b
|
30.00a
|
20.80 ± 1.82b
|
51.10 ± 2.63a
|
236.00 ± 3.17b
|
32.80 ± 1.73a
|
0.14 ± 0.00ab
|
- ABA: abscisic acid; BR: brassinolide; Asat: light-saturated rate of net photosynthesis; CCP: CO2 compensation point; Resp: respiration; Vcmax: maximum RUBP carboxylation rates; Jmax: the maximum electron transport; VTPU: maximum triose-phosphate utilization; CE: carboxylation efficiency calculated from the data of photosynthetic response to CO2. 1 : Different letters with a column indicate significate difference at P ≤ 0.05.