Table 3.

Results of fitting light response curves and CO₂ response curves.

Project	Repeat	E	M	N	LCP (CCP)	LSP (CSP)	E·LCP (E·CCP)	PLSP (PCSP)	R2
Light response	1	0.0536	0.000230	0.01465	14.017	534.52	0.751	2.771	0.979
	2	0.01496	0.000304	0.002298	17.67	863.54	0.264	3.127	0.987
	3	0.0284	0.000389	0.00647	15.314	525.84	0.435	2.620	0.993
	Average	0.03232	0.000308	0.007806	15.667	641.30	0.483	2.839	0.986
CO2 response	1	0.01113	0.000309	0.000001	35.56	1634.6	0.396	8.794	0.973
	2	0.01011	0.0002707	0.000001	51.16	1871.0	0.517	9.063	0.982
	3	0.01049	0.000283	0.000001	58.72	1794.6	0.616	8.945	0.988
	Average	0.010577	0.000288	0.000001	48.48	1766.7	0.5097	8.934	0.981

LCP is light compensation point, unit: µmol m⁻² s⁻¹. CCP CO₂ compensation point, unit: µmol mol⁻¹. CSP is CO₂ saturation point, unit: µmol mol⁻¹. LSP is light saturation point, unit: µmol m⁻² s⁻¹. PLSP is the net photosynthetic rate at the light saturation point, unit: µmol m⁻² s⁻¹. PCSP is the net photosynthetic rate at the CO₂ saturation point, unit: µmol m⁻² s⁻¹.