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Table 5 The effect of SWC practices on soil chemical properties in different land uses (cultivated and grazing land)

From: Effects of soil and water conservation practices on soil physicochemical properties in Gumara watershed, Upper Blue Nile Basin, Ethiopia

  pH (H2O) SOC (%) SOM (%) TN (%) Av. P (ppm) CEC and Exch. cations [cmol(+) kg−1]
CEC Na+ K+ Ca2+ Mg2+
Cultivated land CL 5.712 2.027 3.494 .219 7.778 31.97 .305 .562 17.13 8.817
NCL 5.6 1.248 2.152 .105 9.755 29.56 .178 .463 19.1 5.25
F ratio .316 11.577 11.577 12.607 .474 .301 5.346 .545 .223 14.101
p .586ns .007** .007** .005** .507ns .595ns .043* .477 ns .647 ns .004**
Grazing land CL 5.82 2.96 5.1 .320 6.13 35.3 .32 .47 21.4 8.55
NCL 5.72 2.07 3.56 .172 6.05 34.3 .18 .47 23.7 6.48
F ratio .461 1.647 1.647 3.408 .006 .021 5.93 .003 .205 1.638
p .512ns .228ns .228ns .095ns .941ns .886ns .035* .958ns .66ns .229ns
  1. Av. P available phosphorous, CEC cation exchange capacity, CL conserved land, NCL non-conserved land, ns not significant at p < 0.05, P p value, SOC soil organic carbon, SOM soil organic matter; **,* significantly different at p < 0.01 and p < 0.05 respectively (two-tailed); TN total nitrogen