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. 2020 Apr 29;729:139082. doi: 10.1016/j.scitotenv.2020.139082

Table 2.

Mean performance of the physiological-biochemical traits (PBT) and stress tolerance index (STI) for grain yield of wheat genotypes under normal (E1) and drought stress (E2).

Genotypes Condition PC Sugar LMSI LRWC RDW RSD WSD Chlorophyll LSA LS CnpTemp CTD LOP RELWL EWC GYP STI
NARC-2009 Normal (E1) 0.758 ±0.008 1.679 ±0.012 85.41 ±0.060 88.51 ±1.553 0.540 ±0.004 7.453 ±0.991 11.486 ±1.553 53.3 ±0.578 20.4 ±0.626 17.892 ±0.083 23.0 ±0.122 3.03 ±0.122 −1.375 ±0.006 0.88 ±0.009 148.73 ±0.225 9.19 ±0.123 0.836
Stress (E2) 1.956 ±0.006 3.726 ±0.037 72.71 ±0.473 78.22 ±1.385 0.338 ±0.006 16.276 ±1.208 21.780 ±1.385 43.3 ±0.273 11.6 ±0.251 12.537 ±0.218 24.1 ±0.100 1.90 ±0.100 −2.015 ±0.006 0.71 ±0.010 314.23 ±0.838 5.38 ±0.124
Pakistan-2013 Normal (E1) 0.745 ±0.004 1.658 ±0.008 81.71 ±0.105 86.21 ±0.645 0.525 ±0.004 9.043 ±0.442 13.789 ±0.645 51.3 ±0.639 20.6 ±0.708 17.197 ±0.097 23.4 ±0.186 2.63 ±0.186 −1.393 ±0.003 0.87 ±0.004 144.70 ±1.012 8.91 ±0.092 0.758
Stress (E2) 1.924 ±0.006 3.712 ±0.032 68.80 ±1.234 77.03 ±1.077 0.322 ±0.005 17.367 ±0.942 22.966 ±1.077 42.1 ±0.088 11.9 ±0.232 11.480 ±0.169 24.7 ±0.145 1.27 ±0.145 −2.024 ±0.006 0.70 ±0.003 312.14 ±1.243 5.03 ±0.079
Borlaug-2016 Normal (E1) 0.484 ±0.011 1.150 ±0.008 69.79 ±0.168 62.75 ±0.381 0.368 ±0.009 27.244 ±0.433 37.252 ±0.381 37.5 ±0.186 21.8 ±1.333 11.210 ±0.426 24.0 ±0.131 2.00 ±0.131 −1.926 ±0.006 0.48 ±0.006 108.51 ±0.515 7.11 ±0.153 0.361
Stress (E2) 1.214 ±0.008 2.451 ±0.024 46.88 ±0.498 57.24 ±0.826 0.236 ±0.009 34.583 ±0.619 42.759 ±0.826 28.8 ±0.273 13.5 ±0.171 6.153 ±0.023 25.1 ±0.061 0.93 ±0.061 −2.415 ±0.004 0.33 ±0.004 176.05 ±0.65 3.00 ±0.07
FSD-2008 Normal (E1) 0.636 ±0.008 1.571 ±0.008 69.07 ±0.150 82.28 ±0.626 0.475 ±0.024 12.000 ±0.232 17.716 ±0.626 50.8 ±0.252 21.4 ±0.268 16.799 ±0.421 23.9 ±0.208 2.10 ±0.208 −1.754 ±0.006 0.74 ±0.012 145.33 ±1.62 7.59 ±0.297 0.404
Stress (E2) 1.549 ±0.008 2.642 ±0.046 56.35 ±0.395 59.93 ±0.205 0.274 ±0.002 31.451 ±0.115 40.065 ±0.205 39.9 ±0.418 12.4 ±1.284 8.859 ±0.316 24.2 ±0.150 1.83 ±0.150 −2.269 ±0.007 0.59 ±0.012 218.15 ±0.809 3.13 ±0.334
Galaxy-2013 Normal (E1) 0.632 ±0.006 1.241 ±0.035 75.26 ±0.228 83.17 ±0.514 0.376 ±0.024 12.229 ±0.254 16.828 ±0.514 49.8 ±0.12 25.8 ±1.025 16.560 ±0.626 24.0 ±0.120 2.03 ±0.120 −1.591 ±0.008 0.71 ±0.007 110.62 ±1.239 7.66 ±0.167 0.446
Stress (E2) 1.651 ±0.020 2.578 ±0.016 57.47 ±0.254 59.11 ±0.764 0.278 ±0.007 32.004 ±0.764 40.893 ±0.764 37.2 ±2.413 11.8 ±0.733 11.315 ±0.254 24.4 ±0.343 1.57 ±0.343 −2.117 ±0.012 0.67 ±0.011 266.92 ±0.936 3.44 ±0.274
NR-457 Normal (E1) 0.659 ±0.006 1.608 ±0.013 74.16 ±0.199 75.89 ±2.091 0.411 ±0.019 17.058 ±1.247 24.113 ±2.091 49.9 ±1.901 21.5 ±0.654 11.420 ±0.278 23.7 ±0.023 2.33 ±0.023 −1.686 ±0.010 0.80 ±0.006 124.17 ±1.141 7.48 ±0.375 0.438
Stress (E2) 1.560 ±0.057 3.339 ±0.043 60.95 ±0.386 58.89 ±1.368 0.281 ±0.022 32.117 ±1.864 41.114 ±2.138 34.6 ±1.419 17.4 ±0.487 9.360 ±0.193 25.0 ±0.213 0.97 ±0.213 −2.143 ±0.006 0.46 ±0.013 296.03 ±1.151 3.46 ±0.153
NR-499 Normal (E1) 0.756 ±0.012 1.635 ±0.01 82.69 ±0.163 82.21 ±0.169 0.524 ±0.006 11.674 ±0.153 17.790 ±0.169 50.7 ±0.291 20.5 ±0.565 16.627 ±0.044 23.5 ±0.328 2.53 ±0.328 −1.401 ±0.003 0.85 ±0.008 149.52 ±0.311 8.71 ±0.066 0.721
Stress (E2) 1.868 ±0.012 3.671 ±0.012 70.38 ±0.162 74.97 ±0.791 0.301 ±0.019 19.252 ±1.014 25.032 ±0.791 41.9 ±0.737 12.3 ±0.249 11.967 ±0.141 24.5 ±0.186 1.47 ±0.186 −2.019 ±0.005 0.69 ±0.008 314.88 ±0.104 4.90 ±0.113
NR-528 Normal (E1) 0.605 ±0.008 1.249 ±0.011 81.49 ±0.130 84.98 ±0.773 0.388 ±0.001 10.818 ±0.565 15.018 ±0.773 36.3 ±0.384 20.7 ±1.021 13.069 ±0.704 23.6 ±0.203 2.37 ±0.203 −1.782 ±0.009 0.68 ±0.001 140.13 ±0.709 7.54 ±0.293 0.443
Stress (E2) 1.676 ±0.019 3.193 ±0.032 63.31 ±0.122 56.57 ±0.708 0.306 ±0.003 33.246 ±0.593 43.428 ±0.708 29.3 ±0.436 13.4 ±0.825 9.371 ±0.047 25.0 ±0.231 1.00 ±0.231 −2.379 ±0.006 0.50 ±0.040 280.45 ±0.751 3.46 ±0.297
NR-448 Normal (E1) 0.507 ±0.009 1.221 ±0.01 75.11 ±0.129 70.88 ±1.143 0.429 ±0.009 20.387 ±0.92 29.123 ±1.143 49.1 ±0.797 24.9 ±0.725 17.566 ±0.768 24.0 ±0.379 2.00 ±0.379 −1.520 ±0.007 0.69 ±0.016 145.58 ±1.62 7.57 ±0.317 0.426
Stress (E2) 1.821 ±0.021 3.466 ±0.016 60.71 ±0.161 57.67 ±0.877 0.237 ±0.013 34.211 ±0.44 42.328 ±0.877 38.9 ±0.12 12.9 ±0.516 11.097 ±0.457 24.9 ±0.047 1.07 ±0.047 −2.122 ±0.006 0.57 ±0.015 177.59 ±0.574 3.35 ±0.288
NR-514 Normal (E1) 0.469 ±0.008 1.143 ±0.002 68.07 ±0.299 63.16 ±0.939 0.367 ±0.002 26.948 ±0.731 36.835 ±0.939 37.0 ±0.115 34.0 ±0.464 11.193 ±0.351 23.7 ±0.246 2.27 ±0.246 −1.953 ±0.006 0.46 ±0.002 110.28 ±0.816 7.26 ±0.306 0.347
Stress (E2) 1.189 ±0.010 2.346 ±0.016 45.11 ±0.099 55.75 ±0.87 0.233 ±0.001 35.898 ±0.698 44.247 ±0.87 28.7 ±0.133 18.4 ±0.187 6.107 ±0.155 25.4 ±0.136 0.57 ±0.136 −2.443 ±0.004 0.34 ±0.002 175.05 ±0.37 2.82 ±0.106
NR-516 Normal (E1) 0.458 ±0.004 1.127 ±0.004 67.14 ±0.237 62.24 ±0.262 0.340 ±0.006 28.189 ±0.166 37.760 ±0.262 35.4 ±0.379 24.5 ±0.5 10.813 ±0.461 24.2 ±0.104 1.80 ±0.104 −1.975 ±0.002 0.45 ±0.003 107.19 ±0.121 6.88 ±0.205 0.298
Stress (E2) 1.121 ±0.012 2.314 ±0.005 44.23 ±0.270 54.52 ±0.286 0.219 ±0.004 37.311 ±0.143 45.476 ±0.286 27.6 ±0.186 15.8 ±0.292 5.813 ±0.221 25.8 ±0.049 0.20 ±0.049 −2.448 ±0.002 0.31 ±0.005 174.74 ±0.301 2.56 ±0.176
HSD critical value for comparison 0.1610 0.1751 3.9100 9.2430 0.0994 7.1723 9.2432 3.8096 20.8620 2.9760 2.1274 2.1274 0.0663 0.0837 7.7183 2.0609
Coefficient of variation (%) 3.88 2.05 1.54 3.58 7.52 8.00 7.77 2.42 27.95 6.75 2.0.32 33.46 0.91 3.50 1.09 9.64

Note: Here PC: Proline content, Sugar: Total soluble sugar content, LMSI: Leaf membrane stability index, LRWC: Leaf relative water content, RDW: Relative dry weight, RSD: Relative saturation deficit, WSD: Water saturation deficit, RELWL: Relative excised leaf water loss, LOP: Leaf osmotic potential, LSA: Leaf surface area, LS: Leaf succulence, CnpTemp: Canopy temperature, CTD: Canopy temperature depression, EWC: Epicuticle wax content, GY: Grain Yield Plant−1 (g) and STI: stress tolerance index for Grain Yield. The values with ±0.000 indicate Standard Error beside mean potential of PBTs.