Predictor Importance Values for laurel oak (Quercus laurifolia)

Predictor Name	Importance Score	Rank
Annual precipitation (mm)	23.77	3
Mean May-September precipitation (mm)	9.33	42
Mean annual temperature (°C)	15.97	27
Mean May-September temperature (°C)	11.78	37
Mean temperature of coldest month (°C)	19.05	13
Mean temperature of warmest month (°C)	18.86	14
Annual aridity index	17.13	23
Minimum elevation	12.52	36
Maximum elevation	10.35	41
Average elevation	12.89	35
Median elevation	17.27	22
Range of elevation	23.86	2
Elevation coefficient ofvariation	22.89	5
Elevation standard deviation	18.8	15
Annual daylength coefficient of variation	16.48	26
Total available water capacity (cm, to 150 cm)	18.79	16
Total available water supply (cm, to 150 cm)	18.17	18
Depth to water table (cm)	22.67	6
Soil permeability rate (cm/hr)	17.56	20
Soil calcium carbonate (% by weight)	14.05	33
Soil cation-exchange capacity	14.72	31
Soil pH	29.06	1
Soil bulk density (g/cm3)	18.42	17
Organic matter content (% by weight)	23.13	4
Potential soil productivity	15.69	29
Soil erodibility factor, rock fragment free	20.4	8
Soil erosion by wind (tons/acre/year)	14.66	32
Percent soil passing sieve No. 10 (coarse)	20.24	9
Percent soil passing sieve No. 200 (fine)	16.92	25
Percent clay (< 0.002 mm size)	21.69	7
Percent sand (< 0.002 mm size)	17	24
Percent silt (< 0.002 mm size)	12.96	34
Percent of texture clayey	17.34	21
Percent of texture loamy	19.29	12
Percent of texture sandy	15.05	30
Percent of texture other	19.55	11
Alfisol (%)	17.59	19
Aridisol (%)	1	45
Entisol (%)	5.9	44
Histosol (%)	10.84	40
Inceptisol (%)	11.41	39
Mollisol (%)	11.54	38
Spodosol (%)	15.78	28
Ultisol (%)	19.78	10
Vertisol (%)	9.02	43