Table 1.
Characteristics of quantitative trait loci (QTL) controlling the restoration of fertility in the [CMS-Salvo 15/1 × Stan I] F2 intercross (results based on the seed setting data)
| Chromosome | Interval mapping | Kruskal–Wallis test | ||||||
|---|---|---|---|---|---|---|---|---|
| Interval (cM)a | Maximum value of LOD (position in cM)b | Additive effect of maternal allele | Variance explained (%) | Kmax c | Marker revealing the max. value of the K statistic | Mean value of the genotype CMS-Salvo 15/1 | Mean value of genotype Stan I | |
| 3A | 7.91–11.86 | 13.08 (7.91 cM) | 1.59 | 93.3 | 1.10NS | XwPt0398 | 33.5 | 44.3 |
| 3A/3B | 1.00–4.89 | 3.97 (3.89 cM) | 13.84 | 77.3 | 0.50NS | XwPt8855 | 42.5 | 37.4 |
| 6A | 14.8–59.2 | 6.03 (44.2 cM) | −23.51 | 28.8 | 18.86** | XwPt7445 | 16.5 | 50.3 |
| 1B | 0.00–5.30 | 6.72 (1.5 cM) | 10.77 | 79.8 | 5.08NS | XwPt3172 | 28.6 | 45.3 |
| 6B | 11.7–44.7 | 4.64 (27.0 cM) | −20.09 | 25.6 | 11.85* | XwPt1241 | 22.5 | 52.8 |
| 6R | 11.4–64.8 | 21.08 (29.2 cM) | −30.00 | 93.6 | 33.18** | XtPt3774 | 15.5 | 61.5 |
aMapping interval where LOD > 3.0
bEntry in bold indicates significance in the permutation test
c K max maximum value of the K statistic within the interval; NS not significant; *Significant at P < 0.001; **Significant at P < 0.0001