Table 6. Statistical description of 14 agronomical and yield related traits of Tuxpeño core and selected mini-core evaluated from seven trials at CIMMYT stations.
| ------- core (321) ------- | ----- mini-core (64) ----- | ||||||
| Trait† | Mean | Std Dev | Range | Mean | Std Dev | Range | RR§ % |
| AN (Day) | 84.3 | 11.7 | 48.1 | 84.3 | 12.4 | 48.1 | 100.0 |
| SI (Day) | 86.6 | 12.0 | 54.1 | 86.6 | 13.0 | 54.1 | 100.0 |
| PH (cm) | 270.4 | 25.8 | 149.6 | 270.4 | 27.8 | 103.9 | 69.5 |
| EH (cm) | 172.7 | 23.9 | 143.4 | 172.7 | 27.6 | 122.1 | 85.1 |
| LAE (No.) | 6.3 | 0.5 | 2.3 | 6.3 | 0.5 | 2.3 | 99.2 |
| EL (cm) | 16.8 | 1.2 | 13.3 | 16.8 | 1.3 | 7.8 | 58.1 |
| ED (cm) | 4.7 | 0.3 | 3.2 | 4.7 | 0.3 | 1.7 | 53.1 |
| KL (cm) | 1.16 | 0.08 | 0.48 | 1.16 | 0.09 | 0.44 | 91.9 |
| KWD (cm) | 0.94 | 0.04 | 0.46 | 0.94 | 0.05 | 0.36 | 78.3 |
| KRN (No.) | 13.0 | 1.1 | 6.6 | 12.73 | 1.28 | 5.6 | 85.1 |
| EDL (Ratio) | 0.28 | 0.02 | 0.14 | 0.28 | 0.02 | 0.12 | 87.9 |
| COB (cm) | 2.42 | 0.31 | 3.17 | 2.42 | 0.30 | 1.42 | 44.7 |
| CED (Ratio) | 0.51 | 0.05 | 0.51 | 0.51 | 0.04 | 0.21 | 40.3 |
| KWL (Ratio) | 0.82 | 0.06 | 0.39 | 0.82 | 0.06 | 0.25 | 64.3 |
§
Percentage of the range in the entire core recovered by the minicore subset.
†
AN = days to 50% anthesis; SI = days to 50% silking; PH = plant height; EH = ear height; LAE = number of leaves above the ear; EL = ear length; ED = ear diameter; KL = kernel length; KWD = kernel width; KRN = kernel row number; EDL = ratio of ear diameter to ear length; COB = cob diameter; CED = ratio of cob diameter to ear diameter; KWL = ratio of kernel width to kernel length.