Table 2. Difference in mean predicted growth, mortality, and recruitment rates under low and high crown shading (CAIh<2, ≥2) for 8 species ranked by shade tolerance, following Baker (1949): intermediate (3), tolerant (4), very tolerant (5).
Rank | Species | Mean predicted demographic rates | |||||
Growth* (cm/yr) | Mortality* (/yr) | Recruitment† (#/ha/yr) | |||||
CAIh<2 | CAIh≥2 | CAIh<2 | CAIh≥2 | CAIh<2 | CAIh≥2 | ||
3 | White ash | 0.167 | 0.069 | 0.016 | 0.030 | 3.401 | 1.775 |
3 | Yellow birch | 0.211 | 0.087 | 0.014 | 0.056 | 8.695 | 1.787 |
4 | Red maple | 0.191 | 0.102 | 0.023 | 0.109 | 2.566 | 0.532 |
4 | Basswood | 0.114 | 0.068 | 0.038 | 0.058 | 5.951 | 1.852 |
5 | Sugar maple | 0.141 | 0.075 | 0.017 | 0.026 | 15.902 | 7.462 |
5 | Ironwood | 0.082 | 0.059 | 0.008 | 0.011 | 12.330 | 6.319 |
5 | Beech | 0.108 | 0.074 | 0.007 | 0.008 | 3.559 | 2.822 |
5 | Eastern hemlock | 0.141 | 0.131 | 0.003 | 0.003 | 4.018 | 2.209 |
*Only including trees 5–9.9 cm DBH.
Only including plots where species is present.