Assessment and Characterization of Agricultural Salt-Affected Soils around Abaya and Chamo Lakes, South Ethiopia Rift Valley

Table 4

Salt-affected soils physical and chemical properties.

Parameters		Around Chamo lake						Around Abaya lake
		Pit, CL01			Pit, CL02			Pit, AL01			Pit, AL02			Pit, AL03
		Depth (cm)			Depth (cm)			Depth (cm)			Depth (cm)			Depth (cm)
		0–20	20–40	40–60	0–20	20–40	40–60	0–20	20–40	40–60	0–20	20–40	40–60	0–20	20–40	40–60
Particle size analysis (%)	Sand	14.00	56.00	60.00	18.00	2.00	8.00	28.00	24.00	38.00	62.00	8.00	20.00	56.00	52.00	54.00
	Silt	52.00	16.00	16.00	20.00	32.00	26.00	26.00	28.00	26.00	10.00	32.00	48.00	10.00	10.00	4.00
	Clay	34.00	28.00	24.00	62.00	66.00	66.00	46.00	48.00	36.00	28.00	60.00	32.00	34.00	38.00	42.00
Textural class		Silty clay loam	Sandy clay loam	Sandy clay loam	Heavy clay	Heavy clay	Heavy clay	Clay	Clay	Clay loam	Sandy clay loam	Clay	Silt clay loam	Sandy clay loam	Sandy clay	Sandy clay
Silt/clay		1.50	0.60	0.70	0.30	0.50	0.40	0.60	0.60	0.70	0.40	0.50	1.50	0.30	0.30	0.10
BD (gcm^−3)		1.52	1.22	1.17	1.40	1.18	1.41	1.34	1.39	1.29	1.20	1.37	1.33	1.52	1.55	1.44
PD (gcm^−3)		2.50	1.70	2.00	2.50	2.50	2.50	2.40	2.50	2.50	3.10	3.30	2.50	3.30	3.10	2.40
Porosity (%)		39.00	27.00	41.00	44.00	41.00	29.00	44.00	45.00	49.00	61.00	59.00	47.00	54.00	50.00	40.00
CEC (cmolc kg^−1)		44.80	46.30	43.30	64.90	52.20	55.90	48.90	44.30	40.90	47.40	46.60	41.10	48.20	46.10	49.40
BS (%)		151.00	131.00	135.00	153.00	131.00	106.00	101.00	85.00	71.00	74.00	91.00	145.00	82.00	113.00	88.00
Av.P (ppm)		42.05	13.78	8.56	77.29	78.98	23.39	29.52	31.43	8.28	5.64	2.38	21.37	44.58	24.07	19.4
OC (%)		0.78	0.28	0.21	1.88	0.91	0.97	1.43	0.53	0.36	0.81	0.51	0.61	0.68	0.42	0.46
TN (%)		0.06	0.06	0.04	0.03	0.05	0.04	0.06	0.05	0.07	0.06	0.06	0.09	0.04	0.06	0.06
CaCO3 (%)		3.80	2.20	1.50	2.30	2.00	1.20	2.80	2.20	0.10	1.10	2.40	2.40	2.80	2.70	2.40