Table 6.
Statistical analysis of F2 populations developed from the crosses between Fla. 8059 and Fla. 8382B, and between Fla. 7987 and Fla. 8638B for effect of the ty-5 and the Ty-6 loci in tomato on disease severity of TYLCV
| Population | Source | Num DF | Den DF | χ 2 | F value | Pr > χ2 |
|---|---|---|---|---|---|---|
| 8059 × 8382B | ty-5 | 2 | 183 | 170.64 | 85.32 | < 0.0001*** |
| Ty-6 | 2 | 183 | 112.99 | 56.50 | < 0.0001*** | |
| ty-5 × Ty-6 | 4 | 183 | 10.63 | 2.66 | 0.0310* | |
| 7987 × 8638B | ty-5 | 2 | 208 | 276.01 | 138.01 | < 0.0001*** |
| Ty-6 | 2 | 208 | 204.72 | 102.36 | < 0.0001*** | |
| ty-5 × Ty-6 | 4 | 208 | 12.83 | 0.014 | 0.0139* |