Table 2. Physical and chemical characteristics of growth soils for study species*

Species Soil texture pH OM (%) TN (%) Ava. P (mg/kg) EC (cmol+/kg) CEC (cmol+/kg)
K+ Ca2+ Mg2+
Camellia japonica Sandy clay loam 5.3 (low) 0.6 (low) 0.05 (low) 61.7 (low) 0.13 (low) 0.88 (low) 0.32 (low) 1.9 (low)
Lagerstroemia indica Loam 5.0 (low) 2.1 (low) 0.20 (high) 376.6 (high) 0.76 (middle) 4.10 (middle) 0.84 (middle) 6.3 (middle)
Quercus myrsinaefolia Loam 6.0 (middle) 0.3 (low) 0.09 (middle) 47.6 (low) 0.16 (low) 6.71 (high) 1.58 (middle) 9.0 (middle)
OM: Organic matter, TN: Total nitrogen, Ava. P: Available P2O5, EC: Exchangeable cation, CEC: Cation exchange capacity, ( ): Soil assessment rating based on KILA (2016)’s standards