Table 1.
Analysis of variance, means, and Tukey’s honest significant differences (HSD) for total chlorophyll content (Chl), scavenging activity (AOA), electrolyte leakage (EC), stomatal conductance (Gs), plant height (PH), stalk diameter (SD), internode length (IL), and tiller count (TIL) grown under drought condition and well-watered condition at tillering and stalk elongation stages.
| Treatment | Physiological Traits | Agronomic Characteristics | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chl | AOA | EC | Gs | PH | IL | SD | TIL | |||||||||
| Genotype | ||||||||||||||||
| PHIL 2006-2289 | 9.35 | a | 58.47 | abcd | 48.83 | b | 88.09 | a | 95.53 | ab | 11.47 | ab | 28.83 | ab | 5.96 | a |
| PHIL 2006-1899 | 8.14 | abc | 64.51 | a | 56.33 | ab | 98.60 | a | 98.67 | ab | 10.87 | abc | 28.83 | ab | 4.93 | a |
| PHIL 2005-1763 | 9.22 | ab | 52.68 | cd | 52.67 | ab | 111.38 | a | 115.52 | ab | 10.34 | abc | 28.56 | ab | 5.54 | a |
| PHIL 2004-1011 | 6.66 | c | 55.61 | bcd | 60.75 | a | 89.18 | a | 118.16 | a | 11.53 | ab | 26.82 | b | 5.53 | a |
| PHIL 2003-1389 | 7.71 | abc | 51.00 | d | 52.42 | ab | 110.67 | a | 104.07 | ab | 12.48 | a | 27.49 | ab | 5.96 | a |
| PHIL 2000-2569 | 7.21 | bc | 58.00 | abcd | 59.33 | a | 101.90 | a | 94.56 | ab | 8.46 | c | 28.89 | ab | 6.13 | a |
| PHIL 2000-1419 | 6.94 | bc | 62.61 | ab | 49.08 | b | 91.48 | a | 103.32 | ab | 11.88 | ab | 28.02 | ab | 5.92 | a |
| PHIL 2000-0791 | 7.35 | bc | 64.25 | a | 52.58 | ab | 116.96 | a | 89.45 | b | 9.65 | bc | 28.01 | ab | 5.7 | a |
| PHIL 8013 | 6.97 | bc | 62.37 | ab | 57.50 | a | 94.87 | a | 107.90 | ab | 10.52 | abc | 28.07 | ab | 5.14 | a |
| PHIL 2155 | 7.55 | abc | 60.74 | abc | 55.75 | ab | 101.50 | a | 118.77 | a | 11.19 | abc | 33.81 | a | 5.01 | a |
| Water Treatment | ||||||||||||||||
| Drought-stressed | 5.58 | b | 67.44 | a | 61.78 | a | 92.42 | b | 80.51 | b | 97.74 | b | 30.72 | a | 5.24 | b |
| Well-watered | 9.84 | a | 50.61 | b | 47.27 | b | 108.5 | a | 124.54 | a | 111.94 | a | 26.74 | b | 5.92 | a |
| Formative Stage | ||||||||||||||||
| Tillering (2 MAR) | 6.76 | b | 69.97 | a | 49.55 | b | 99.47 | a | 76.66 | b | 8.82 | b | 28.10 | a | 6.40 | a |
| Elongation (5 MAR) | 8.66 | a | 48.08 | b | 59.50 | a | 101.45 | a | 128.40 | a | 12.86 | a | 29.37 | a | 4.76 | b |
| F- Value | ||||||||||||||||
| Genotype (G) | 3.29 | ** | 6.76 | ** | 4.99 | ** | 2.30 | * | 3.26 | ** | 3.74 | ** | 1.60 | 2.40 | * | |
| Treatment (E) | 172.04 | ** | 213.17 | ** | 158.46 | ** | 14.97 | ** | 157.50 | ** | 33.26 | ** | 17.52 | ** | 15.24 | ** |
| Formative Stage (T) | 34.52 | ** | 361.26 | ** | 74.44 | ** | 0.23 | 210.54 | ** | 112.80 | ** | 1.79 | ** | 86.47 | ** | |
| G × E | 0.89 | 2.03 | * | 2.64 | ** | 4.11 | ** | 1.07 | 1.37 | ** | 1.27 | 0.49 | ||||
| G × T | 3.55 | ** | 6.5 | ** | 3.93 | * | 864.73 | ** | 1.85 | 5.32 | ** | 0.71 | 2.95 | ** | ||
| E × T | 15.23 | ** | 46.54 | ** | 7.46 | ** | 5.17 | ** | 10.55 | ** | 13.41 | 2.84 | 6.72 | * | ||
| G × E × T | 2.67 | ** | 7.33 | ** | 2.75 | ** | 8.71 | ** | 1.46 | 2.27 | * | 0.86 | 1.51 | |||
| CV (%) | 19.07 | 10.69 | 11.58 | 22.67 | 18.99 | 19.26 | 18.10 | 17.23 | ||||||||
Means with the same letter within the same column per trait/characteristic, are not significantly different at 5% level of significance. MAR = months after ratooning. * p < 0.05; ** p < 0.01.