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Table A
Mortality of non-abundant tree species in the Oranienbaum Park over the 22-year period (1988–2003). The two rates given are for condition class I and II trees (class III excluded) and for all trees alive in 1981 (in brackets). Respectively, n is given for class I and II trees and for all trees alive in 1981 (in brackets).
| Species | Annual mortality rate,% | Age, years (in 2003) | N |
|---|---|---|---|
| Abies sibirica Ledeb. | 0.8 (0.9) | 94 ± 18 | 130 (132) |
| Alnus incana (L.) Moench. | 4.2 (4.5) | 50 ± 29 | 87 (99) |
| Betula pendula Roth. | 0.2 (0.2) | 77 ± 33 | 108 (108) |
| Larix sibirica Ledeb. | 0.2 (0.3) | 135 ± 56 | 156 (158) |
| Malus domestica Borkh. | 1.1 (1.2) | 35 ± 11 | 149 (151) |
| Padus avium Mill. | 0.2 (0.2) | 35 ± 8 | 137 (141) |
| Populus alba L. | 5.1 (5.3) | 85 ± 35 | 128 (132) |
| Salix caprea L. | 4.8 (4.9) | 41 ± 14 | 92 (93) |
| Sorbus aucuparia L. | 1.4 (1.8) | 40 ± 15 | 110 (121) |
| Ulmus glarba Huds. | 1.3 (1.5) | 77 ± 43 | 175 (186) |
| Ulmus laevis Pall. | 1.2 (1.3) | 73 ± 36 | 113 (119) |