TABLE 2.
Results for the first attempted swab and soil samples from trees of different species in the Pacific Northwest
| Host tree or sample source | Total no. of swabs | Positive swabs (%) | Total no. of soil samples | Positive soil samples (%) |
|---|---|---|---|---|
| Alder | 316 | 9.2 | 155 | 11 |
| Arbutus | 141 | 11 | 65 | 20 |
| Bitter cherry | 7 | 29 | 4 | 50 |
| Douglas fir | 1,085 | 9.3 | 503 | 11 |
| Eucalyptus | 25 | 0 | 2 | 0 |
| Garry oak | 123 | 14 | 61 | 23 |
| Hemlock | 62 | 0 | 14 | 0 |
| Maple | 293 | 4.8 | 191 | 9.4 |
| Pine | 100 | 4.0 | 50 | 2.0 |
| Red cedar | 425 | 10 | 250 | 11 |
| Spruce | 46 | 4.3 | 25 | 12 |
| Other trees | 248 | 1.2 | 171 | 2.3 |
| Shrubs (various) | 20 | 0 | 13 | 7.7 |
| Cut logs | 31 | 6.5 | 19 | 0 |
| Stumps | 102 | 2.9 | 44 | 4.5 |
| Unknown | 47 | 4.3 | 17 | 0 |
| Total | 3,071 | 7.7 | 1,584 | 10 |