Table 1.
Genetic analysis of powdery mildew-resistant mutants
| Cross (female × male) | Type | Total | Disease response
|
χ2 | |
|---|---|---|---|---|---|
| Susceptible | Resistant | ||||
| PMR1/PMR1 × pmr1/pmr1 | F1 | 28 | 28 | 0 | |
| PMR1/PMR1 × pmr1/pmr1 | F2 | 1,841 | 1,742 | 99 | 378*; P < 0.05 |
| PMR1/pmr1 × pmr1/pmr1 | Testcross | 124 | 66 | 58 | 0.47†; P > 0.05 |
| pmr1/pmr1 × PMR1/pmr1 | Testcross | 199 | 182 | 17 | 137†; P < 0.05 |
| PMR2/PMR2 × pmr2/pmr2 | F1 | 71 | 71 | 0 | |
| PMR2/PMR2 × pmr2/pmr2 | F2 | 193 | 140 | 53 | 0.43*; P > 0.05 |
| PMR3/PMR3 × pmr3/pmr3 | F1 | 11 | 11 | 0 | |
| PMR3/PMR3 × pmr3/pmr3 | F2 | 98 | 71 | 27 | 0.56*; P > 0.05 |
| PMR4/PMR4 × pmr4/pmr4 | F1 | 22 | 22 | 0 | |
| PMR4/PMR4 × pmr4/pmr4 | F2 | 443 | 340 | 103 | 0.4*; P > 0.05 |
*χ2 calculated for an expected 3:1, wild type to mutant ratio.
†χ2 calculated for an expected 1:1, wild type to mutant ratio.