Table 2.

Effect of drought stress on Sardari wheat ecotypes.

Treatment	Ecotype	Membrane electrolyte leakage %	Protein (μMg−1FW)	Superoxide dismutase (unit mg protein−1)	Catalase (unit mg protein−1)	Net photosynthesis (μmol co2 m−2 s−1)	Stomatal conductance (mmol (H2O) m−2 s−1)	Internal CO2 concentration (μmolmol−1)	Transpiration rate (m−2s−1 mmol)	Polyphenol oxidase (unit mg protein−1)
Control	Kalati	42.74 ± 3.98f	3.59 ± 0.49 bc	13.91 ± 0.58 fg	0.26 ± 0.02 def	8.33 ± 0.54b	0.64 ± 0.02a	391.6 ± 1.33 ef	6.76 ± 0.38b	0.45 ± 0.04e
	Tazehabad	42.2 ± 1.88f	2.79 ± 0.37d	14.17 ± 0.30 efg	0.26 ± 0.02 def	8.58 ± 0.88b	0.73 ± 0.06a	393.78 ± 0.68 de	7.23 ± 0.28b	0.48 ± 0.04e
	Fetrezamin	49.42 ± 2.39e	2.3 ± 0.18e	13.08 ± 0.28g	0.25 ± 0.02ef	5 ± 0.64c	0.46 ± 0.06b	392.53 ± 2.66e	6.17 ± 0.44b	0.36 ± 0.03f
	Gavdareh	51.15 ± 2.39 de	2.4 ± 0.06 de	13.35 ± 0.36g	0.22 ± 0.01 ef	5.03 ± 0.55c	0.5 ± 0.07b	394.28 ± 1.60 de	6.26 ± 0.39b	0.38 ± 0.02f
	Baharband	27.85 ± 4.23h	3.31 ± 0.16c	15.61 ± 0.16 ef	0.29 ± 0.02 de	9.87 ± 0.81a	0.7 ± 0.02a	386.33 ± 2.80g	8.41 ± 0.78a	0.56 ± 0.05d
	Telvar	35.73 ± 2.45g	3.38 ± 0.21c	15.85 ± 0.44e	0.31 ± 0.02d	9.85 ± 0.74a	0.75 ± 0.05a	387.55 ± 1.46 fg	8.96 ± 0.76a	0.59 ± 0.04 cd
Drought	Kalati	67.02 ± 3.34b	3.71 ± 0.12 abc	22.93 ± 1.07c	0.48 ± 0.04b	3.12 ± 0.46d	0.16 ± 0.01 cd	403.01 ± 2.32c	1.25 ± 0.11c	0.74 ± 0.04b
	Tazehabad	71.92 ± 3.42b	3.84 ± 0.17 ab	23.64 ± 0.53c	0.5 ± 0.04 ab	2.8 ± 0.63d	0.16 ± 0.01 cd	403.45 ± 2.86c	1.13 ± 0.20c	0.76 ± 0.06b
	Fetrezamin	82.97 ± 4.40a	3.44 ± 0.17 bc	20.8 ± 1.17d	0.39 ± 0.03c	1.5 ± 0.20f	0.11 ± 0.02d	411.26 ± 1.89b	0.85 ± 0.19c	0.60 ± 0.04 cd
	Gavdareh	83.70 ± 4.82a	3.42 ± 0.16c	20.9 ± 1.26d	0.38 ± 0.03c	1.73 ± 0.17 ef	0.16 ± 0.05 cd	418.5 ± 1.79a	0.91 ± 0.18c	0.64 ± 0.04b
	Baharband	58.93 ± 4.92c	4.06 ± 0.17a	25.83 ± 0.56b	0.56 ± 0.04a	4.82 ± 0.35c	0.23 ± 0.04c	397.5 ± 1.83d	1.6 ± 0.16c	0.83 ± 0.04a
	Telvar	56.79 ± 3.93 cd	4.04 ± 0.22a	27.6 ± 0.20a	0.54 ± 0.04a	5.17 ± 0.25c	0.25 ± 0.05c	386.55 ± 4.05g	1.61 ± 0.12c	0.83 ± 0.03a

In each column different letters (a–f) mean significant differences at P ≤ 0.05. Means ± S.D from the three experiments.