Effect of Land Use on Organic Carbon Storage Potential of Soils with Contrasting Native Organic Matter Content

Table 2

General properties of bulk soils.

Agroecological zone	Land use	pH	EC (µs/cm)	Sand	Silt	Clay
		1 : 5 H2O		(%)
7	Cropland	5.70	165	25	64	11
	Orchard	5.84	167	37	54	9
	Grassland	6.17	233	33	58	9
	Fallow	6.24	93	29	64	7
3	Cropland	5.20	66	30	57	13
	Orchard	4.80	92	33	56	11
	Grassland	5.07	94	37	50	13
	Fallow	4.85	182	34	56	10
9	Cropland	7.35	48	32	54	14
	Orchard	7.94	181	39	52	9
	Grassland	7.27	111	36	49	13
	Fallow	7.33	142	39	52	9
5	Cropland	5.80	213	31	54	15
	Orchard	5.61	70	33	55	12
	Grassland	5.75	78	34	53	13
	Fallow	5.62	108	32	56	12

All parameters representing mean values, except particle size analysis. Standard error (S.E.) for pH = 0.005–0.12 and EC = 0–4.