Characterization and Mapping of Soil-Landscape for Site-Specific Soil Management in Ayiba Watershed, Northern Highlands of Ethiopia

Table 5

The studied soil profiles are SOC, TN, and C/N ratio, available P, S, and B.

Profile	Horizon	SOC (%)	TN (%)	C/N ratio	Av. P (mg·kg^−1 soil)	Av. S (mg·kg^−1)	Av. B (mg·kg^−1 soil)
AYB-1	Ah	3.19	0.25	12.78	23.47	0.74	0.29
	Bw	1.87	0.17	11.03	16.71	0.77	0.19
	Average	2.53	0.21	11.91	20.09	0.76	0.24
AYB-2	Ap	1.53	0.14	10.95	18.38	0.74	0.82
	Bt	1.13	0.12	9.76	11.93	0.69	0.35
	Bc	0.90	0.11	8.68	8.08	0.62	0.31
	C	0.76	0.09	8.46	6.70	0.61	0.21
	Average	1.08	0.12	9.46	11.27	0.67	0.42
AYB-3	Aa	2.15	0.25	8.72	17.97	0.84	0.98
	B	1.26	0.17	7.37	10.15	0.88	0.77
	2B	0.81	0.13	6.43	7.07	0.76	0.62
	3B	0.71	0.13	5.44	5.39	0.61	0.48
	Bw	0.62	0.08	7.84	3.14	0.49	0.46
	Average	1.11	0.15	7.16	8.74	0.72	0.66
AYB-4	Ap	0.92	0.21	4.51	11.72	0.73	0.44
	Bc	0.64	0.09	7.78	7.62	0.83	0.38
	Average	0.78	0.15	6.15	9.67	0.78	0.41
AYB-5	Ap	1.62	0.18	8.81	15.80	0.86	0.75
	Bit	1.33	0.16	8.33	13.38	0.85	0.65
	Bc	0.99	0.10	10.25	9.81	0.79	0.54
	Average	1.31	0.15	9.13	12.99	0.83	0.64
AYB-6	Ap	1.9	0.16	11.64	17.95	0.96	1.14
	A	1.38	0.11	12.59	15.56	0.69	0.70
	A2	1.0	0.08	12.17	9.88	0.63	0.65
	Bw	0.83	0.06	14.04	5.14	0.51	0.58
	Average	1.28	0.10	12.61	12.13	0.70	0.77