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Table IV
Total bryophyte biomass (kg ha−1) and species richness (number of species per 75 m2) contained in each distinguished tree zone within each forest age class. The highest value for each tree zone and forest age is shown in bold and dashes indicate value of zero.
| Zones within | Years after harvest | |||||
|---|---|---|---|---|---|---|
| the tree | ||||||
| 8 | 15 | 25 | 60 | |||
| Tree base | 0.5 | 7.1 | 58 | 187.6 | ||
| Trunk | – | 0.1 | 110.9 | 934.4 | ||
| Inner canopy | – | – | 35.2 | 122.4 | ||
| Biomass | Middle canopy | – | – | 1.4 | 7.2 | |
| Outer canopy | – | – | – | 1.1 | ||
| Total | 0.5 | 7.1 | 205.4 | 1252.8 | ||
| Tree base | 9 | 19 | 27 | 27 | ||
| Trunk | – | 1 | 26 | 34 | ||
| Inner canopy | – | – | 20 | 27 | ||
| Species | Middle canopy | – | – | 14 | 17 | |
| richnessa | Outer canopy | – | – | – | 15 | |
| Total | 9 | 19 | 34 | 40 | ||