Chemical forms of phosphorous and physicochemical properties of acid soils of Cheha and Dinsho districts, southern highlands of Ethiopia

Environmental Systems Research

Table 5 Organic carbon (OC), total nitrogen (TN), available and total phosphorus (P) OC = organic carbon, TN = total nitrogen, C:N = carbon to nitrogen ratio

Sampling sites	OC	TN	C:N	Mehlich 3 P	Bray 1 P	Total P
Sampling sites	(%)		C:N	(mg kg⁻¹)
SC1	1.58	0.17	9.55	8.90	8.54	648.62
SC2	1.86	0.17	11.24	10.14	9.65	806.55
SC3	1.93	0.19	9.89	9.73	8.95	708.11
SC4	1.97	0.18	11.23	9.15	7.78	728.20
SC5	2.11	0.19	11.38	10.79	7.61	693.18
SC6	2.00	0.18	11.43	13.94	7.90	789.43
SC7	1.91	0.19	10.32	10.38	7.61	736.77
SD1	2.39	0.19	12.89	23.26	19.36	1094.25
SD2	2.37	0.20	11.85	18.33	16.15	1022.80
SD3	2.58	0.22	11.98	24.35	21.41	1175.80
SD4	2.56	0.21	12.17	22.29	20.24	1045.60
SD5	2.52	0.21	12.29	21.34	20.12	1130.15
Mean	2.15	0.19	11.35	14.84	12.59	881.62

SC1 Goha 1, SC2 Goha 2, SC3 Goha 3, SC4 Aftir, SC5 Abret, SC6 Kechot, SC7 Moche, SD1 Doyomarufa 1, SD2 Doyomarufa 2, SD3 Tulu, SD4 Weni, SD5 Ketasire