Table 2.
Growth of Mi29, IL-AE91, and Zea nicaraguensis plants under drained or flooded soil conditions
| Genotype | Plant height (cm) | Shoot dry mass (g) | Root dry mass (g) | Plant height (cm) | Shoot dry mass (g) | Root dry mass (g) | |
|---|---|---|---|---|---|---|---|
| 7 d | 11 d | ||||||
| Mi29 | Drained | 54.0±2.2 a | 0.67±0.08 a | 0.28±0.04 b | 70.8±2.1 a | 1.98±0.50 a | 0.53±0.04 a |
| Flooded | 40.8±1.7 c | 0.45±0.04 c | 0.16±0.01 d | 47.5±2.9 b | 0.60±0.09 b | 0.26±0.01 b | |
| % of drained | 76 | 68 | 56 | 67 | 30 | 49 | |
| IL-AE91 | Drained | 55.0±2.2 a | 0.72±0.09 a | 0.33±0.04 a | 72.3±2.8 a | 1.86±0.51 a | 0.56±0.07 a |
| Flooded | 46.3±3.1 b | 0.58±0.08 b | 0.21±0.03 c | 50.3±1.7 b | 0.73±0.03 b | 0.31±0.02 b | |
| % of drained | 84 | 81 | 62 | 70 | 39 | 55 | |
| Z. nicaraguensis | Drained | 34.8±3.1 d | 0.24±0.04 d | 0.12±0.02 e | 43.5±3.7 c | 0.50±0.09 b | 0.26±0.05 b |
| Flooded | 29.3±1.5 e | 0.21±0.04 d | 0.08±0.01 f | 36.5±2.4 d | 0.35±0.04 c | 0.12±0.01 c | |
| % of drained | 84 | 87 | 70 | 84 | 71 | 45 |
Seedlings at ~17 d were grown under drained or flooded soil conditions for 7 d or 11 d. All data are means (±SD), n=4. Different letters indicate significant differences within each parameter at each time-point as determined using one-way ANOVA and Tukey’s test for multiple comparisons (P<0.05).