Table 2.

Total activity of Rubisco (μmol min⁻¹ mg⁻¹ Rubisco) extracted from light- or dark-adapted leaves of well watered (control, C) and non-watered (drought stress, S) plants of Paspalum dilatatum, Cynodon dactylon, and Zoysia japonica

Treatment		P. dilatatum	C. dactylon	Z. japonica
Rubisco total activity (mmol min−1 mg−1 Rubisco)
Dark	C	2.03±0.06	1.83±0.10	1.74±0.07
	S	1.96±0.08	1.81±0.10	1.74±0.03
Light	C	2.11±0.02	1.73±0.25	2.36±0.04
	S	2.14±0.16	1.79±0.07	2.39±0.05
RWC (%)
Dark	C	98.2±0.4	97.1±0.3	97.5±0.4
	S	96.4±0.4	95.7±0.6	93.8±3.2
Light	C	98.6±0.1	97.0±1.2	96.9±1.5
	S	80.2±4.6	87.9±4.1	76.1±0.3

Samples were taken after a period of 12 h in darkness (Dark) or 4 h after the beginning of the photoperiod (Light). Corresponding leaf relative water contents (RWC, %) are also given. Values are means of three biological replicates ±standard errors.