Characterizing soils and the enduring nature of land uses around the Lake Chamo Basin in South-West Ethiopia

Zebire, Degife Asefa; Ayele, Tuma; Ayana, Mekonen

doi:10.1186/s41610-019-0104-9

Journal of Ecology and Environment

Table 5 Exchangeable cations and cation exchange capacity and base saturation of soils at CSB

From: Characterizing soils and the enduring nature of land uses around the Lake Chamo Basin in South-West Ethiopia

Ped on	Depth (cm)	Na	K	Ca	Mg	Sum	CEC	PBS (%)	Exch. bases
Ped on	Depth (cm)	(cmol(+)/kg)						PBS (%)	Ca/Mg	Mg/K	Ca+Mg/K)
Kulfo Watershed = Upper Chamo Basin (UCB)
P-1	0–34	1.03	0.45	26.78	9.94	38.21	38.97	98.03	2.70	22.09	80.40
P-1	34–200	1.40	0.11	22.90	8.21	32.61	36.63	89.05	2.79	74.64	282.82
P-2	0–90	1.16	0.51	16.57	9.16	27.39	34.12	80.27	1.81	17.96	50.45
	90–97	–	–	–	–	–	–	–	–
	97–200	1.78	0.41	22.88	13.64	38.71	39.70	97.51	1.68	33.27	89.07
P-3	0–80	0.60	0.55	26.54	8.99	36.68	37.68	97.33	2.95	16.35	64.60
	80–85	–	–	–	–	–	–	–	–
	85–200	0.71	0.41	22.68	10.27	34.07	38.15	89.31	2.21	25.05	80.37
Sille-Sego Watershed = Middle Chamo Basin (MCB)
P-4	0–35	0.73	0.64	25.49	9.07	35.93	39.44	91.09	2.81	22.12	84.29
P-4	35–200	1.14	0.31	28.34	6.98	36.77	37.44	98.20	4.06	22.52	113.94
P-5	0–40	1.12	0.49	20.54	9.84	32.00	35.36	90.50	2.09	20.08	61.92
P-5	40–200	1.04	0.46	27.90	6.10	35.51	36.49	97.32	4.57	5.87	32.69
P-6	0–50	0.82	0.28	23.97	8.99	34.05	34.43	98.92	2.67	32.11	117.71
	50–58	–	–	–	–	–	–	–	–
	58–200	0.85	0.20	25.06	6.91	33.02	35.69	92.52	3.63	8.13	37.61
Waseca-Doyso Watershed = Lower Chamo Basin (LCB)
P-7	0–46	1.17	0.66	37.58	16.42	55.84	56.35	99.10	2.29	24.88	81.82
P-7	46–140	1.97	1.13	34.44	15.70	53.25	54.03	98.56	2.19	13.89	44.37
P-8	0–30	0.89	1.19	32.83	8.64	43.55	44.61	97.63	3.80	7.26	34.85
	30–120	1.05	0.20	33.38	1.28	35.92	37.68	95.31	3.26	6.40	123.79
	120–200	1.04	0.25	19.32	4.62	25.23	28.30	89.15	4.18	18.48	95.76
P-9	0–50	1.16	0.95	32.26	9.86	44.22	47.23	93.61	3.27	10.38	44.34
	50–54	–	–	–	–	–	–	–	–
	54–200	1.05	0.20	28.94	8.64	38.84	39.91	97.30	3.35	43.20	187.90
Arguba-Wezeka Watershed = Toe Chamo Basin (TCB)
P-10	0–30	1.27	0.60	21.83	8.99	32.69	35.36	92.47	2.43	14.98	51.37
	30–80	1.00	0.29	23.76	9.68	34.74	37.30	93.12	2.45	33.38	115.31
	80–200	0.85	0.64	23.54	6.98	32.01	33.65	95.13	3.38	10.91	47.69
P-11	0–46	0.46	0.73	22.03	10.80	34.02	38.03	89.44	1.21	14.79	44.97
	46–115	0.74	0.41	17.98	11.13	30.25	31.63	95.61	2.32	27.12	71.00
	115–200	0.82	0.50	20.80	6.66	28.78	28.94	99.45	2.84	13.32	54.92
P-12	0–17	0.77	0.59	12.53	7.34	21.23	33.34	63.68	2.31	12.44	33.68
	17–70	1.38	1.05	17.71	12.10	32.24	33.34	96.71	4.14	11.52	28.39
	70–200	1.98	0.22	18.58	11.23	32.01	35.22	90.90	5.63	51.05	135.68

Note: It is difficult to indicate statistical difference as the depth of each profile sampled was different

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ISSN: 2288-1220

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