Table 2. Effect of temperature on photosynthetic parameters in Salvia miltiorrhiza Bunge

Temperature	LCP1) (μmol/m²/s)	DR (μmol CO₂/m²/s)	MPR (μmol CO₂/m²/s)	NAQY (μmol CO₂/m²/s)
20°C	18.487^c2)	0.540^b	5.102^a	0.029^a
25°C	33.913^b	0.776^a	4.113^b	0.023^b
30°C	92.480^a	0.422^c	1.766^c	0.004^c

LCP, light compensation point; DR, dark respiration; MPR, maximum photosynthesis rate; NAQY, net apparent quantum yield.
Values represent the mean (n=3). Means with different letters are significantly different at p<0.05 probability level by Duncan’s multiple range test.