Predictor Importance Values for redbay (Persea borbonia)

Predictor Name	Importance Score	Rank
Annual precipitation (mm)	9.25	18
Mean May-September precipitation (mm)	8.41	27
Mean annual temperature (°C)	4.27	42
Mean May-September temperature (°C)	8.19	28
Mean temperature of coldest month (°C)	5.13	40
Mean temperature of warmest month (°C)	7.82	30
Annual aridity index	8.48	24
Minimum elevation	5.2	39
Maximum elevation	8.42	26
Average elevation	9.14	21
Median elevation	8.55	23
Range of elevation	2.43	43
Elevation coefficient ofvariation	12.03	7
Elevation standard deviation	12.11	6
Annual daylength coefficient of variation	7.59	32
Total available water capacity (cm, to 150 cm)	11.46	10
Total available water supply (cm, to 150 cm)	12.67	5
Depth to water table (cm)	7.28	35
Soil permeability rate (cm/hr)	10.66	14
Soil calcium carbonate (% by weight)	8.11	29
Soil cation-exchange capacity	7.5	34
Soil pH	10.78	13
Soil bulk density (g/cm3)	9.78	16
Organic matter content (% by weight)	11.58	9
Potential soil productivity	13.88	1
Soil erodibility factor, rock fragment free	9.51	17
Soil erosion by wind (tons/acre/year)	11.81	8
Percent soil passing sieve No. 10 (coarse)	5.57	38
Percent soil passing sieve No. 200 (fine)	7.56	33
Percent clay (< 0.002 mm size)	9.89	15
Percent sand (< 0.002 mm size)	6.86	36
Percent silt (< 0.002 mm size)	6.14	37
Percent of texture clayey	8.71	22
Percent of texture loamy	4.44	41
Percent of texture sandy	7.76	31
Percent of texture other	9.15	20
Alfisol (%)	13.72	2
Aridisol (%)	0	45
Entisol (%)	1.53	44
Histosol (%)	11.01	12
Inceptisol (%)	8.46	25
Mollisol (%)	9.2	19
Spodosol (%)	11.01	11
Ultisol (%)	12.83	3
Vertisol (%)	12.81	4