TABLE 2.
The diversity and abundance of fungal target groups in different substrates and microhabitats in unpolluted (UP), moderately polluted (MP), and heavily polluted (HP) areas.
| Fungal group | Wood |
Forest litter close to CWD |
Forest litter far from CWD |
||||||
| UP area | MP area | HP area | UP area | MP area | HP area | UP area | MP area | HP area | |
| Total number of OTUs | |||||||||
| Basidiomycota | 609 | 586 | 629 | 1,274 | 1,075 | 956 | 1,291 | 1,085 | 915 |
| Ascomycota | 833 | 712 | 776 | 1,885 | 1,436 | 1,277 | 1,888 | 1,368 | 1,159 |
| Mortierellomycota | 63 | 54 | 54 | 104 | 80 | 67 | 93 | 74 | 60 |
| Mucoromycota | 23 | 38 | 24 | 47 | 47 | 41 | 39 | 42 | 40 |
| Other phyla | 105 | 88 | 80 | 312 | 248 | 255 | 328 | 244 | 231 |
| All phyla | 1,631 | 1,477 | 1,561 | 3,620 | 2,884 | 2,593 | 3,637 | 2,811 | 2,403 |
| EcM fungi | 91 | 117 | 99 | 306 | 297 | 272 | 333 | 313 | 286 |
| OTU richness per sample | |||||||||
| Basidiomycota | 62.1 ± 19.4b | 69.2 ± 19.4ab | 75.4 ± 18.2a | 152.3 ± 28.3a | 144.1 ± 22.4ab | 130.5 ± 21.2b | 148.3 ± 19.7a | 141.4 ± 26.6b | 118.9 ± 20.8b |
| Ascomycota | 92.8 ± 33.6 | 86.4 ± 31.8 | 104.9 ± 26.6 | 314.1 ± 48.6a | 260.0 ± 49.0b | 230.8 ± 45.5b | 316.7 ± 35.8a | 235.8 ± 42.9b | 204.8 ± 43.5c |
| Mortierellomycota | 8.7 ± 4.7 | 9.3 ± 4.3 | 10.6 ± 3.6 | 18.8 ± 5.3 | 19.8 ± 4.7 | 17.9 ± 3.8 | 17.3 ± 6.0 | 17.9 ± 3.6 | 16.2 ± 3.0 |
| Mucoromycota | 1.7 ± 1.9b | 4.2 ± 6.2a | 2.5 ± 1.7ab | 5.1 ± 3.1b | 6.7 ± 2.5ab | 7.1 ± 3.7a | 4.2 ± 2.4b | 5.9 ± 2.9ab | 6.8 ± 3.6a |
| Other phyla | 6.5 ± 5.5 | 6.5 ± 3.4 | 5.9 ± 2.5 | 34.6 ± 10.9a | 24.6 ± 6.9b | 28.7 ± 9.6b | 36.4 ± 11.8a | 24.4 ± 7.7b | 25.4 ± 7.1b |
| All phyla | 171.8 ± 59.1 | 175.7 ± 56.8 | 199.4 ± 46.2 | 524.8 ± 80.6a | 455.1 ± 69b | 415.0 ± 68.5b | 523.0 ± 60.1a | 425.3 ± 68b | 372.2 ± 61.9c |
| EcM fungi | 7.6 ± 4.6b | 12.3 ± 5.6a | 11.9 ± 4.8a | 35.1 ± 7.9b | 44.8 ± 10.0a | 42.4 ± 8.6a | 37.0 ± 8.8b | 45.2 ± 11.1a | 41.7 ± 9.3ab |
| Relative abundance, % | |||||||||
| Basidiomycota | 74.3 ± 20.9 | 65.0 ± 21.9 | 69.6 ± 19 | 45.2 ± 10 | 52.1 ± 12.7 | 52.7 ± 10.4 | 33.3 ± 11.4 | 48.0 ± 13.5 | 49.8 ± 10.5 |
| Ascomycota | 24.5 ± 20.2 | 32.4 ± 19.8 | 27.5 ± 15.9 | 50.5 ± 10.2 | 44.0 ± 13.1 | 41.8 ± 10.3 | 61.8 ± 12.3 | 47.0 ± 12.1 | 43.1 ± 11.3 |
| Mortierellomycota | 0.5 ± 0.5 | 0.9 ± 0.7 | 1.1 ± 1.2 | 1.8 ± 1.1 | 2.2 ± 1.2 | 2.8 ± 1.8 | 1.8 ± 1.0 | 2.5 ± 1.6 | 3.1 ± 2.4 |
| Mucoromycota | 0.2 ± 0.5 | 1.1 ± 3.0 | 1.1 ± 5.8 | 0.2 ± 0.1 | 0.3 ± 0.6 | 0.5 ± 0.5 | 0.2 ± 0.2 | 0.4 ± 0.7 | 0.8 ± 2.4 |
| Other phyla | 0.5 ± 0.7 | 0.6 ± 0.8 | 0.6 ± 0.7 | 2.3 ± 1.3 | 1.4 ± 0.9 | 2.2 ± 2.1 | 3.0 ± 2.3 | 2.0 ± 1.1 | 3.1 ± 5.2 |
| EcM fungi | 1.3 ± 1.8 | 7.5 ± 8.2 | 15.7 ± 16.8 | 13.5 ± 9.7 | 32.6 ± 14.7 | 37.2 ± 14.3 | 12.7 ± 7.9 | 30.1 ± 13.6 | 36.2 ± 10.9 |
Mean ± SD are shown, n = 29 samples per area. Different letters depict a statistically significant difference of mean values between areas for a particular substrate revealed with Tukey’s test (p < 0.05). CWD, coarse woody debris.