TABLE 1.
Viable counts of fungi isolated from pPVC exposed in situ over 95 weeks
| Sample wk (date) | All fungi on MEA (CFU cm−2)a | % DOA-degrading fungib |
|---|---|---|
| 10 (July 1997) | 5 ± 1 | 74 |
| 25 (October 1997) | 2 ± 0 | 65 |
| 40 (February 1998) | 110 ± 27 | 84 |
| 55 (June 1998) | 120 ± 15 | 76 |
| 80 (December 1998) | 260 ± 27 | 71 |
| 95 (March 1999) | 1,500 ± 220 | 80 |
a
Mean viable counts ± 1 standard error of the mean from three replicate pPVC pieces, one taken from each in situ rack, are shown.
b
Numbers of fungi recovered on DOA agar expressed as a percentage of all fungi recovered on MEA.