Table 3.
Descriptive statistics of the phenotypic values scored at heading stage for leaf and head traits
| All cabbage accessions | ||||||||
|---|---|---|---|---|---|---|---|---|
| Trait | Year | Sub-morphotype | N | Mean ± S.D | C.V. | Overall mean | C.V. | LSD group |
| Leaf area | 2017 | White | 200 | 889.36 ± 324.69 | 0.37 | 905.59 ± 321.42 | 0.35 | a |
| Red | 40 | 959.99 ± 274.62 | 0.29 | a | ||||
| Savoy | 40 | 947.31 ± 368.63 | 0.39 | a | ||||
| Pointed | 11 | 850.63 ± 216.21 | 0.25 | a | ||||
| 2018 | White | 122 | 590.40 ± 125.74 | 0.21 | 563.03 ± 131.19 | 0.23 | a | |
| Red | 27 | 498.89 ± 104.53 | 0.21 | b | ||||
| Savoy | 24 | 503.46 ± 133.69 | 0.27 | a | ||||
| Pointed | 7 | 647.52 ± 147.83 | 0.23 | a | ||||
| 2019 | White | 153 | 823.67 ± 242.37 | 0.29 | 837.80 ± 236.66 | 0.28 | a | |
| Red | 43 | 885.49 ± 184.13 | 0.21 | a | ||||
| Savoy | 39 | 801.79 ± 246.64 | 0.31 | a | ||||
| Pointed | 11 | 892.02 ± 294.28 | 0.33 | a | ||||
| Leaf Length | 2017 | White | 200 | 38.15 ± 8.62 | 0.23 | 38.42 ± 8.35 | 0.22 | a |
| Red | 40 | 39.96 ± 6.51 | 0.16 | a | ||||
| Savoy | 40 | 38.83 ± 9.28 | 0.24 | a | ||||
| Pointed | 11 | 36.18 ± 5.15 | 0.14 | a | ||||
| 2018 | White | 122 | 34.56 ± 4.56 | 0.13 | 33.87 ± 5.04 | 0.15 | a | |
| Red | 27 | 35.12 ± 4.12 | 0.12 | a | ||||
| Savoy | 24 | 29.57 ± 5.91 | 0.20 | b | ||||
| Pointed | 7 | 35.31 ± 6.30 | 0.18 | a | ||||
| 2019 | White | 153 | 39.68 ± 8.03 | 0.20 | 40.80 ± 8.14 | 0.20 | b | |
| Red | 43 | 46.09 ± 6.13 | 0.13 | a | ||||
| Savoy | 39 | 39.92 ± 8.32 | 0.21 | b | ||||
| Pointed | 11 | 38.79 ± 8.61 | 0.22 | b | ||||
| Leaf Width | 2017 | White | 200 | 33.03 ± 6.70 | 0.20 | 33.31 ± 6.54 | 0.20 | a |
| Red | 40 | 34.25 ± 5.89 | 0.17 | a | ||||
| Savoy | 40 | 33.98 ± 6.95 | 0.20 | a | ||||
| Pointed | 11 | 32.47 ± 4.08 | 0.13 | a | ||||
| 2018 | White | 122 | 26.98 ± 3.84 | 0.14 | 26.23 ± 3.79 | 0.14 | a | |
| Red | 27 | 24.14 ± 2.82 | 0.12 | a | ||||
| Savoy | 24 | 25.13 ± 3.21 | 0.13 | a | ||||
| Pointed | 7 | 27.85 ± 3.82 | 0.14 | a | ||||
| 2019 | White | 153 | 32.80 ± 5.27 | 0.16 | 32.79 ± 5.03 | 0.15 | a | |
| Red | 43 | 33.65 ± 4.21 | 0.13 | a | ||||
| Savoy | 39 | 31.57 ± 4.51 | 0.14 | a | ||||
| Pointed | 11 | 33.65 ± 5.90 | 0.18 | a | ||||
| Leaf Ratio | 2017 | White | 200 | 1.22 ± 0.29 | 0.24 | 1.21 ± 0.26 | 0.21 | a |
| Red | 40 | 1.16 ± 0.20 | 0.17 | a | ||||
| Savoy | 40 | 1.19 ± 0.14 | 0.12 | a | ||||
| Pointed | 11 | 1.15 ± 0.10 | 0.09 | a | ||||
| 2018 | White | 122 | 1.28 ± 0.24 | 0.19 | 1.29 ± 0.24 | 0.19 | b | |
| Red | 27 | 1.44 ± 0.18 | 0.13 | a | ||||
| Savoy | 24 | 1.20 ± 0.19 | 0.16 | b | ||||
| Pointed | 7 | 1.26 ± 0.21 | 0.17 | b | ||||
| 2019 | White | 153 | 1.22 ± 0.20 | 0.16 | 1.25 ± 0.20 | 0.16 | a | |
| Red | 43 | 1.37 ± 0.19 | 0.14 | a | ||||
| Savoy | 39 | 1.26 ± 0.16 | 0.13 | a | ||||
| Pointed | 11 | 1.16 ± 0.19 | 0.16 | a | ||||
| Head Area | 2017 | White | 166 | 355.38 ± 75.93 | 0.21 | 347.87 ± 74.41 | 0.21 | a |
| Red | 40 | 298.06 ± 51.22 | 0.17 | b | ||||
| Savoy | 32 | 349.48 ± 63.12 | 0.18 | a | ||||
| Pointed | 11 | 411.01 ± 65.99 | 0.16 | a | ||||
| 2018 | White | 105 | 390.10 ± 142.44 | 0.37 | 367.88 ± 150.39 | 0.41 | b | |
| Red | 27 | 213.98 ± 77.90 | 0.36 | c | ||||
| Savoy | 24 | 389.73 ± 126.80 | 0.33 | b | ||||
| Pointed | 7 | 559.56 ± 95.08 | 0.17 | a | ||||
| 2019 | White | 133 | 232.35 ± 73.53 | 0.32 | 206.95 ± 81.35 | 0.39 | a | |
| Red | 42 | 122.49 ± 57.79 | 0.47 | c | ||||
| Savoy | 34 | 193.10 ± 61.98 | 0.32 | b | ||||
| Pointed | 9 | 277.92 ± 51.70 | 0.19 | a | ||||
| Head Width | 2017 | White | 166 | 22.31 ± 3.20 | 0.14 | 21.56 ± 3.37 | 0.16 | a |
| Red | 40 | 18.42 ± 2.69 | 0.15 | b | ||||
| Savoy | 32 | 21.60 ± 2.88 | 0.13 | a | ||||
| Pointed | 11 | 21.47 ± 3.11 | 0.14 | a | ||||
| 2018 | White | 105 | 24.51 ± 5.72 | 0.23 | 23.60 ± 6.23 | 0.26 | b | |
| Red | 27 | 16.75 ± 4.10 | 0.24 | c | ||||
| Savoy | 24 | 25.20 ± 4.85 | 0.19 | ab | ||||
| Pointed | 7 | 31.31 ± 2.92 | 0.09 | a | ||||
| 2019 | White | 133 | 18.46 ± 4.06 | 0.22 | 16.74 ± 4.55 | 0.27 | a | |
| Red | 42 | 11.64 ± 3.45 | 0.30 | c | ||||
| Savoy | 34 | 16.23 ± 3.03 | 0.19 | b | ||||
| Pointed | 9 | 17.04 ± 2.39 | 0.14 | ab | ||||
| Head Height | 2017 | White | 166 | 19.96 ± 2.60 | 0.13 | 20.39 ± 2.84 | 0.14 | b |
| Red | 40 | 20.07 ± 2.02 | 0.10 | b | ||||
| Savoy | 32 | 20.81 ± 2.46 | 0.12 | b | ||||
| Pointed | 11 | 26.70 ± 2.52 | 0.09 | a | ||||
| 2018 | White | 105 | 21.23 ± 4.57 | 0.22 | 20.81 ± 4.82 | 0.23 | b | |
| Red | 27 | 16.72 ± 2.67 | 0.16 | c | ||||
| Savoy | 24 | 21.71 ± 4.92 | 0.23 | b | ||||
| Pointed | 7 | 27.41 ± 3.23 | 0.12 | a | ||||
| 2019 | White | 133 | 15.66 ± 2.65 | 0.17 | 15.39 ± 3.18 | 0.21 | b | |
| Red | 42 | 13.33 ± 1.99 | 0.15 | c | ||||
| Savoy | 34 | 14.79 ± 2.81 | 0.19 | bc | ||||
| Pointed | 9 | 23.27 ± 3.34 | 0.14 | a | ||||
| Head Ratio | 2017 | White | 166 | 0.86 ± 0.13 | 0.15 | 0.92 ± 0.18 | 0.20 | d |
| Red | 40 | 1.08 ± 0.16 | 0.15 | b | ||||
| Savoy | 32 | 0.94 ± 0.13 | 0.14 | c | ||||
| Pointed | 11 | 1.27 ± 0.24 | 0.19 | a | ||||
| 2018 | White | 105 | 0.88 ± 0.13 | 0.15 | 0.92 ± 0.14 | 0.15 | b | |
| Red | 27 | 1.05 ± 0.14 | 0.13 | a | ||||
| Savoy | 24 | 0.93 ± 0.13 | 0.14 | b | ||||
| Pointed | 7 | 0.93 ± 0.12 | 0.13 | ab | ||||
| 2019 | White | 133 | 0.87 ± 0.15 | 0.17 | 0.96 ± 0.22 | 0.23 | c | |
| Red | 42 | 1.16 ± 0.23 | 0.20 | b | ||||
| Savoy | 34 | 0.93 ± 0.16 | 0.17 | c | ||||
| Pointed | 9 | 1.37 ± 0.29 | 0.21 | a | ||||
LSD groups are limited within year and trait
n the number of accessions, SD—standard deviation, CV—coefficient of variation, LSD grouping based on least significant difference