Table 1 Phenotypic values of agronomic traits, seed yield-related traits and root-related traits for NY18, df59 and their F1
Traits | NY18 | df59 | NY18 × df59 | F1/NY18 (%) | |
|---|---|---|---|---|---|
Agronomic traits | Plant height (cm) | 180.4 ± 3.6 | 65.2 ± 4.6 | 126.75 ± 4.3 | 70.26 |
First effective branch height (cm) | 59.4 ± 5.4 | 6.4 ± 2.6 | 20.25 ± 5.3 | 34.09 | |
First effective branch number | 6.8 ± 0.4 | 10.4 ± 4.4 | 10.25 ± 2.6 | 150.73 | |
Length of main inflorescence (cm) | 76.2 ± 3.4 | 40.2 ± 4.5 | 67.4 ± 10.8 | 88.45 | |
Pod number of main inflorescence | 75.0 ± 10.9 | 61.6 ± 5.7 | 76.6 ± 5.0 | 102.13 | |
Biomass yield (g) | 99.0 ± 3.7 | 46.9 ± 3.1 | 68.7 ± 2.7 | 69.41 | |
Internode length (cm) | 8.04 ± 1.9 | 2.69 ± 0.6 | 5.53 ± 1.5 | 68.78 | |
Harvest index | 0.34 ± 0.03 | 0.31 ± 0.05 | 0.41 ± 0.04 | 120.58 | |
Seed yield-related traits | Seed yield (g) | 33.8 ± 2.51 | 14.7 ± 1.44 | 28.4 ± 2.20 | 84.02 |
Thousand seed weight (g) | 5.23 ± 0.07 | 3.23 ± 0.06 | 3.56 ± 0.05 | 68.07 | |
Silique number per plant | 245.8 ± 30.3 | 277.6 ± 60.2 | 303 ± 44.9 | 123.27 | |
Silique length (cm) | 6.7 ± 0.3 | 5.5 ± 0.4 | 5.8 ± 0.2 | 86.57 | |
Silique breadth (mm) | 7.31 ± 0.25 | 4.3 ± 0.35 | 5.43 ± 0.51 | 74.28 | |
Silique volume (cm3) | 1.34 ± 0.12 | 0.44 ± 0.12 | 0.95 ± 0.12 | 70.89 | |
Seed number per silique | 25.7 ± 2.2 | 14.6 ± 3.2 | 18.9 ± 2.1 | 73.54 | |
Root-related traits | Total root length (cm) | 37.9 ± 7.23 | 24.67 ± 5.04 | 31.0 ± 6.07 | 81.79 |
Root surface area (cm2) | 3.12 ± 0.55 | 2.25 ± 0.46 | 2.61 ± 0.47 | 83.65 | |
Root volume (cm3) | 0.020 ± 0.004 | 0.0165 ± 0.003 | 0.018 ± 0.003 | 90.0 | |
Number of root tips | 42.0 ± 8.3 | 27.8 ± 8.8 | 33.4 ± 7.1 | 79.52 |