Microbial amelioration of salinity stress in HD 2967 wheat cultivar by up-regulating antioxidant defense

Figures & data

Table 1. Physicochemical properties of the experimental soil

Parameter	Properties/content
Soil type	Sandy loam (coarse particles: 2.84%, coarse sand: 57.9%, fine sand: 16.6% and silt and clay: 22.66%)
pH	7.5
Electrical conductivity	0.19 dS m^−1
Organic matter	1.1%
Available N	196 mg kg^−1
Available P	51.5 mg kg^−1
Available K^+	303 mg kg^−1
Mg^2+	245 mg kg^−1
Zn ^2+	7 mg kg^−1
Fe^3+	12.5 mg kg^−1
Cu^2+	4.04 mg kg^−1
Mn^2+	7.40 mg kg^−1.
Na^+	320 mg kg^−1.

Figure 1. Experimental set-up showing (a) uninoculated wheat plants (control); (b) P. indica inoculated wheat plants; and (c) PGPBinoculated wheat plants after 80 d of sowing

Figure 2. Effects of NaCl and microbial inoculation in HD 2967 wheat cultivar on (a) shoot biomass and; (b) root biomass. Values represent means ± S.D. (n = 3). Different letters indicate statistically significant differences for p < 0.05

Figure 3. Effects of NaCl and microbial inoculation in HD 2967 wheat cultivar on (a) malondialdehyde content; (b) LOX activity and; (c) relative permeability. Values represent means ± S.D. (n = 3). Different letters indicate statistically significant differences for p < 0.05

Figure 4. Effects of NaCl and microbial inoculation in HD 2967 wheat cultivar on content of (a) carotenoids; (b) proline and; (c) α-tocopherol. Values represent means ± S.D. (n = 3). Different letters indicate statistically significant differences for p < 0.05

Figure 5. Effects of NaCl and microbial inoculated in HD 2967 wheat cultivar on activity of (a) CAT; (b) APX and; (c) SOD. Values represent means ± S.D. (n = 3). Different letters indicate statistically significant differences for p < 0.05