Research Article

Effect of Slope Aspect and Land Use Types on Selected Soil Physicochemical Properties in North Western Ethiopian Highlands

Table 4

Interaction effect of slope aspect and LU on SOC and primary macroessential nutrients.

Treatment (DF = 24)PhSOC (%)Av. K (cmole/kg)Av. P (ppm)TN (%)

EwCl6.64 ± 0.18cba1.11 ± 0.17d343.3 ± 91c25.67 ± 3.5bc0.08 ± 0.01e
EwFl6.67 ± 0.06cba2.77 ± 0.11a1307 ± 276.8a52.53 ± 4.7a0.22 ± 0.01b
EwvGl6.82 ± 0.07cba1.52 ± 0.23 cd517.1 ± 50c14.4 ± 3.2bc0.12 ± 0.02ed
NwCl7.04 ± 0.19a1.35 ± 0.12d1116.8 ± 258ba59.63 ± 0.83a0.11 ± 0.01e
NwFl6.93 ± 0.16cba3.05 ± 0.37a1105.8 ± 45ba25.87 ± 10.8bc0.23 ± 0.03b
NwGl6.78 ± 0.04ba2.50 ± 0.12d1476.8 ± 168a21.77 ± 13.9bc0.25 ± 0.01b
SwCl7.02 ± 0.08a1.25 ± 0.14a186.9 ± 52c12.27 ± 9.0bc0.1 ± 0.01e
SwFl6.76 ± 0.05cba3.08 ± 0.69a215.5 ± 70c15 ± 9.6bc0.24 ± 0.05b
SwGl7.02 ± 0.03a1.63 ± 0.14cd107.6 ± 15c3.57 ± 1.2c0.13 ± 0.03ced
WwCl6.92 ± 0.03ba2.40 ± 0.29cb1319.7 ± 237a35.63 ± 10.8ba0.19 ± 0.01cbd
WwFl6.23 ± 0.06bc4.22 ± 0.18a542c ± 251bc5.7 ± 3.0c0.33 ± 0.01b
WwGl6.13 ± 0.34c2.59 ± 0.22b675.8 ± 261bc6.51 ± 3.0c0.19 ± 0.03cb
Sign. (0.05%)

DF: degree of freedom; SOC: in percent; Av. K: in centimole/kilogram; Av. P: by ppm; TN: in percent, Ew: eastward; Nw: northward; Sw: southward; Ww: westward; sign: significant; Fl: forest land; Cl: cropland; Gl: grazing land. The numbers indicated by ± are standard errors.