Skip to main content

Table 5 Summary statistics of plot-level covariates

From: Predisposing factors’ effects on mortality of oak (Quercus) and hickory (Carya) species in mature forests undergoing mesophication in Appalachian Ohio

Covariate Mean Median Standard error
Transformed aspect 1.08 1.16 0.08
Proportion distance to ridge 0.53 0.56 0.03
Percent slope 31.62 33.00 1.95
Basal area plot (m2∙ha−1) 33.38 30.68 1.46
Age (years) 135.3 130.0 1.93
Solum depth (cm) 73.90 74.00 3.33
pH of B horizon 5.08 5.00 0.06