Predictor Importance Values for shingle oak (Quercus imbricaria)

Predictor Name Importance Score Rank
Annual precipitation (mm)15.287
Mean May-September precipitation (mm)17.462
Mean annual temperature (°C)12.319
Mean May-September temperature (°C)12.8615
Mean temperature of coldest month (°C)17.871
Mean temperature of warmest month (°C)14.0110
Annual aridity index15.95
Minimum elevation14.259
Maximum elevation11.3123
Average elevation14.358
Median elevation12.7816
Range of elevation11.5321
Elevation coefficient ofvariation12.6717
Elevation standard deviation16.383
Annual daylength coefficient of variation15.656
Total available water capacity (cm, to 150 cm)13.7912
Total available water supply (cm, to 150 cm)10.4828
Depth to water table (cm)10.3829
Soil permeability rate (cm/hr)11.4222
Soil calcium carbonate (% by weight)13.811
Soil cation-exchange capacity9.5333
Soil pH15.934
Soil bulk density (g/cm3)9.3434
Organic matter content (% by weight)9.6132
Potential soil productivity13.1513
Soil erodibility factor, rock fragment free12.6318
Soil erosion by wind (tons/acre/year)7.8436
Percent soil passing sieve No. 10 (coarse)11.1124
Percent soil passing sieve No. 200 (fine)10.2930
Percent clay (< 0.002 mm size)12.1720
Percent sand (< 0.002 mm size)8.4735
Percent silt (< 0.002 mm size)1314
Percent of texture clayey10.7525
Percent of texture loamy6.3740
Percent of texture sandy7.0238
Percent of texture other6.0641
Alfisol (%)10.6126
Aridisol (%)-0.9945
Entisol (%)3.5342
Histosol (%)7.2637
Inceptisol (%)9.8231
Mollisol (%)10.5427
Spodosol (%)0.5644
Ultisol (%)6.739
Vertisol (%)2.3643
https://www.fs.usda.gov/nrs/atlas/tree/v4/modals/pred-imp-table.php?spp=817