Table 2. Heterobasidion annosum s.s. virulence analysis on Picea abies and Pinus sylvestris.
| Isolatea | Pine, lesionb | Pine, growthb | Spruce, lesionb | Spruce, growthb | ||||
| Mean (mm) | Successfulc | Mean (mm) | Successfulc | Mean (mm) | Successfulc | Mean (mm) | Successfulc | |
| 87087/8 | 33.0±37.0 | 9 | 2.8±5.7 | 9 | 5.9±4.4 | 9 | 1.1±2.2 | 9 |
| 90231/2 | 6.3±5.3 | 9 | 1.1±3.3 | 9 | 1.0±1.7 | 3 | 3.3±2.9 | 3 |
| 87068/6 | 35.4±61.4 | 9 | 7.0±8.6 | 10 | 6.1±2.3 | 9 | 6.7±10.3 | 9 |
| Rb_28-20 | 16.4±31.1 | 9 | 9.5±9.0 | 10 | 5.3±3.4 | 10 | 21.5±9.1 | 10 |
| W15 | 9.3±5.5 | 10 | 20.5±14.8 | 10 | 6.6±3.0 | 10 | 23.0±13.0 | 10 |
| V5:91_C4 | 10.3±6.1 | 10 | 9.0±5.2 | 10 | 9.6±6.6 | 10 | 26.0±13.7 | 10 |
| 91202/2 | 11.8±14.3 | 9 | 16.1±17.1 | 9 | 8.2±5.4 | 9 | 27.0±12.3 | 10 |
| 92153/1 | 16.6±16.4 | 10 | 11.5±9.8 | 10 | 6.6±1.9 | 9 | 27.5±12.3 | 10 |
| 92182/1 | 17.7±18.1 | 10 | 20.5±16.8 | 10 | 6.5±4.9 | 10 | 28.0±11.8 | 10 |
| 93030/1 | 9.1±7.5 | 8 | 11.0±9.7 | 10 | 9.7±7.1 | 10 | 29.0±8.4 | 10 |
| Fr_38_9 | 19.9±26.6 | 10 | 26.5±21.4 | 10 | 6.3±4.0 | 10 | 30.0±15.3 | 10 |
| AR_18 | 14.1±9.2 | 10 | 20.0±14.3 | 10 | 7.7±3.6 | 9 | 34.5±14.0 | 10 |
| Sä_34-1 | 18.4±24.4 | 10 | 17.5±11.8 | 10 | 11.3±8.2 | 10 | 35.5±12.8 | 10 |
| V12:56_C4 | 6.1±5.1 | 8 | 5.0±4.4 | 9 | 14.6±12.0 | 8 | 35.5±12.6 | 8 |
| MJT_155b-4 | 12.5±15.1 | 10 | 20.0±11.1 | 10 | 9.7±5.5 | 10 | 36.0±13.3 | 10 |
| V3:47_C-4 | 9.1±6.5 | 10 | 19.0±16.8 | 10 | 7.3±4.8 | 10 | 36.0±9.9 | 10 |
| Rb_30-3 | 17.7±19.1 | 10 | 11.0±10.8 | 10 | 12.8±18.7 | 10 | 37.0±11.6 | 10 |
| 90211/2 | 9.4±6.9 | 10 | 14.0±16.0 | 10 | 16.0±11.2 | 9 | 38.0±16.2 | 10 |
| 93014/1 | 7.3±4.2 | 10 | 21.5±14.2 | 10 | 7.6±3.5 | 10 | 38.0±11.4 | 10 |
| FW2_2 | 18.2±23.0 | 9 | 31.1±23.6 | 9 | 10.4±6.5 | 10 | 39.5±7.3 | 10 |
| Sä_16-4 | 24.6±38.1 | 10 | 29.0±24.0 | 10 | 11.8±6.0 | 9 | 39.5±12.8 | 10 |
| L12-1 | 6.1±3.9 | 9 | 12.5±12.8 | 10 | 10.0±3.3 | 10 | 40.5±9.0 | 10 |
| V13:53_C2 | 9.2±3.9 | 6 | 4.2±3.8 | 6 | 41.2±24.0 | 5 | 62.0±19.6 | 5 |
a
Isolates are sorted from low to high mean growth in sapwood of spruce.
b
Virulence was measured as lesion length and growth in sapwood up- and downstem from the wound combined in mm, ± s.d.
c
Number of successful infections out of 10.