Table 6.
Comparison of mean disease scores for Ascochyta lentis isolates collected prior to 2006 compared to isolates collected after 2006 tested on five lentil hosts in controlled conditions at SARDI.
| Host (Foliar disease rating) | Mean of log (disease +0.05) (raw data in parentheses) | Standard error of difference | Wald statistic | P-value | |
|---|---|---|---|---|---|
| 1989–2006 collection | Post 2006 collection | ||||
| Cumra (S)a | 2.561 (14.1%) | 2.312 (12.2%) | 0.132 | 3.5 | 0.061 |
| Northfield (R-MS/MR)b | 1.52 (6.9%) | 1.553 (7.3%) | 0.185 | 0.0 | 1.0 |
| Nipper (R-MS/MR) | 0.815 (4.0%) | 1.503 (6.5%) | 0.176 | 15.4 | 8.75E-05 |
| ILL7537 (R) | −0.571 (0.2%) | −0.5827 (0.1%) | 0.048 | 0.1 | 0.752 |
| Indianhead (R) | −0.155 (1.0%) | −0.6698 (0.01%) | 0.0781 | 43.3 | 4.7E-11 |
a
Cultivar foliar disease rating designated by Pulse Breeding Australia; R, resistant, MR, moderately resistant; MR/MS, moderately resistant/moderately susceptible; MS, moderately susceptible; S, susceptible.
b
Cultivars had a different field reaction over several seasons.