Forms and Dynamics of Soil Potassium in Acid Soil in the Wolaita Zone of Southern Ethiopia

Table 2

Selected physical and chemical properties of the soils as influenced by land uses and locations.

Location	Land use	Exchangeable base (cmolc kg^−1)				CEC (cmolc kg^−1)	CaCO3 (%)	DTPA Fe (mg kg^−1)	DTPA Mn (mg kg^−1)	DTPA Zn (mg kg^−1)	DTPA Cu(mg kg^−1)	Exchangeable acidity (cmolc kg^−1)
		K	Ca	Mg	Na
Sodo Zuria	Enset-coffee	0.17	12.40	7.44	0.27	22.00	21.50	74.00	98.00	8.20	3.40	0.42
	Crop land	0.16	10.60	5.74	0.13	15.00	19.70	102	115.0	10.20	1.80	0.64
	Grass land	0.15	11.40	7.58	0.14	17.00	21.20	96.00	105.0	8.80	3.20	0.56
Damot Gale	Enset-coffee	0.18	11.60	6.74	0.29	20.00	22.20	124.00	128.00	10.60	3.20	0.37
	Crop land	0.07	10.60	5.15	0.37	15.00	18.50	146.00	145.00	10.80	1.50	0.51
	Grass land	0.05	11.60	6.26	0.41	17.00	19.70	134.0	138.0	10.20	4.80	0.47
Damot Sore	Enset-coffee	0.19	14.40	7.44	0.36	23.00	23.00	121.0	108.0	10.20	4.80	0.32
	Crop land	0.05	12.6	6.15	0.35	20.0	19.6	164	157	10.6	1.60	0.40
	Grass land	0.13	14.50	7.26	0.35	24.00	20.20	157.0	144.0	10.40	4.74	0.40
Boloso Sore	Enset-coffee	0.11	14.60	6.64	0.39	23.00	22.90	165.0	105.0	10.8	4.83	0.32
	Crop land	0.04	12.40	5.25	0.39	20.00	20.00	178.0	135.0	10.20	1.92	0.56
	Grass land	0.05	13.20	6.96	0.34	21.00	21.60	168	125.0	10.80	4.98	0.44
	Means	0.11	12.15	6.16	0.28	19.08	20.50	134.38	223.58	10.00	3.06	0.41
	CV (%)	9.28	4.74	7.14	10.14	6.05	2.81	1.75	2.35	4.80	8.84	13.82
	LSD (5%)	0.01	0.48	0.37	NS	0.97	0.48	1.90	2.43	0.48	0.48	NS