Table 1 Mean value of estimates the physiological traits of contrasting parents under normal and reproductive stage drought stress situations during, 2014 and 2015
From: Genetic mapping of physiological traits associated with terminal stage drought tolerance in rice
Sl. No. | phenotyping traits | Stress Condition | Normal Condition | ||
|---|---|---|---|---|---|
CR 143–2-2 | Krishnahamsa | CR 143–2-2 | Krishnahamsa | ||
1 | Flag leaf length (cm) | 27.96 ± 1.46 | 37.94 ± 1.72 | 28.12 ± 0.92 | 42.86 ± 0.89 |
2 | Flag leaf width (cm) | 1.29 ± 0.774 | 0.87 ± 0.052 | 1.5 ± 0.06 | 0.9 ± 0.036 |
3 | Relative chlorophyll content | 36.06 ± 1.44 | 27.47 ± 1.24 | 39.1 ± 1.56 | 41.6 ± 1.66 |
4 | Biomass (g) | 8.55 ± 0.941 | 5.25 ± 0.604 | 14.25 ± 1.07 | 19.35 ± 2.23 |
5 | Chlorophyll a (mg/g fr. wt.) | 3.45 ± 0.19 | 1.87 ± 0.103 | 5.91 ± 0.325 | 7.12 ± 0.391 |
6 | Chlorophyll b (mg/g fr. wt.) | 0.83 ± 0.054 | 0.58 ± 0.038 | 0.93 ± 0.047 | 0.97 ± 0.051 |
7 | Chlorophyll a/b | 4.16 ± 0.216 | 3.24 ± 0.172 | 6.35 ± 0.35 | 7.34 ± 0.403 |
8 | Total chlorophyll (mg/g fr. wt.) | 4.28 ± 0.319 | 2.45 ± 0.181 | 6.84 ± 0.383 | 8.09 ± 0.453 |
9 | Cell membrane stability (%) | 86.73 ± 5.64 | 51.14 ± 3.48 | 58.64 ± 3.17 | 46.23 ± 2.59 |
10 | Proline content (μm/g) | 160.62 ± 11.56 | 41.45 ± 2.94 | 42.34 ± 2.29 | 38.11 ± 2.13 |
11 | Grain yield (g/plant) | 3.71 ± 0.52 | 1.23 ± 0.18 | 9.25 ± 0.76 | 15.91 ± 1.29 |