Table 1. The soil properties of F. rhynchophylla plantation in 2015 and 2018.

Year	Soil texture (%)			Soil pH	Organic matter (%)	Total nitrogen (%)	Available phosphorus (mg kg−1)	C.E.C. (cmolc kg−1)	Exchangeable cations (cmolc kg−1)
	Sand	Silt	Clay						Ca2+	Mg2+	K+	Na+
2015	21.5 ±1.6	56.0 ±1.6	22.6 ±0.8	5.24 ±0.09	9.23 ±0.08	0.36 ±0.04	8.90 ±1.58	36.83 ±2.37	4.29 ±0.54	0.64 ±0.07	0.26 ±0.03	0.16 ±0.00
2018	25.5 ±2.6	64.8 ±2.6	9.7 ±0.6	5.06 ±0.06	7.39 ±1.37	0.38 ±0.03	6.47 ±0.67	30.68 ±1.57	3.92 ±0.39	0.66 ±0.06	0.31 ±0.03	0.05 ±0.00