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

Table 1

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

Location	Land use	Sand (%)	Silt (%)	Clay (%)	Textural class	pH (H2O)	pH (KCl)	OC (%)	EC (dSm^−1)	Ava. P (mg kg^−1)	Ava. K (mg kg^−1)	TN %
Sodo Zuria	Enset-coffee	54.00	22.00	24.00	SCL	6.36	5.38	1.95	.0.15	17.50	306.8	0.18
	Crop land	38.01	44.01	18.00	L	5.56	4.40	1.56	0.53	7.50	149.3	0.15
	Grass land	68.00	20.00	12.00	SL	5.97	4.86	1.61	0.42	10.30	180.7	0.15
Damot Gale	Enset-coffee	36.00	37.00	27.00	CL	6.61	5.60	2.12	0.11	19.10	314.8	0.18
	Crop land	26.00	50.00	24.00	SiL	5.05	4.84	1.56	0.32	6.90	123.9	0.11
	Grass land	60.00	16.00	24.00	SCL	5.52	4.08	2.02	0.43	6.40	197.8	0.11
Damot Sore	Enset-coffee	36.00	42.00	26.00	L	6.12	5.07	2.34	0.21	17.09	264.5	0.16
	Crop land	19.0	55.0	22.0	SiL	5.54	4.23	0.49	0.33	7.20	105.0	0.12
	Grass land	27.00	51.00	22.00	SiL	6.01	4.23	0.98	0.23	7.19	141.8	0.12
Boloso Sore	Enset-coffee	40.00	36.00	24.00	L	5.92	5.09	2.44	0.55	18.96	234.6	0.14
	Crop land	28.00	50.00	22.00	SiL	5.05	5.55	0.88	0.43	7.39	158.3	0.14
	Grass land	30.00	40.00	30.00	CL	5.08	4.76	1.12	0.52	6.97	223.6	0.13
	Means	37.49	36.86	20.91	-	5.88	4.85	1.81	0.35	10.67	195.12	0.14
	CV (%)	2.95	6.13	9.56	-	11.87	4.85	7.75	4.80	5.53	2.52	3.61
	LSD (5%)	0.93	1.90	1.68	-	0.58	0.19	0.11	0.17	0.49	2.11	0.04

SCL = sand clay loam, L = loam, SL = sandy loam, CL = clay loam, SiL = silt loam, SCL = sandy clay loam, L = loam, SiL = silt loam, CL = clay loam, EncL = enset-coffee system, CL= crop land, GL = grazing land.