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Table 6 The two-way ANOVA result showing the interacton effect of land uses and SWC treatment on soil physicochemical properties

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 (%) BD (g cm-3) Sand (%) Clay (%) Silt (%) Av. P (ppm) CEC and Exch. cations [cmol(+) kg−1]
CEC Na+ K+ Ca2+ Mg2+
SWCT F ratio .73 5.21 5.21 9.24 .002 .81 1.78 1.17 .38 .19 11.28 .34 .42 9.04
P .4ns .03* .03* .006** .96 ns .38 ns .2 ns .29 ns .55 ns .67 ns .003** .57 ns .52 ns .007**
LU F ratio .88 5.7 5.7 3.76 4.88 .61 .06 .11 3.02 1.09 .02 .24 1.86 .27
P .36 ns .027* .027* .07 ns .04* .44 ns .91 ns .74 ns .1 ns .31 ns .87 ns .63 ns .19 ns .61 ns
SWCT*LU F ratio .002 .02 .02 .15 .38 .09 .45 .4 .45 .04 .04 .26 .002 .64
P .96 ns .88 ns .88 ns .71 ns .55 ns .77 ns .51 ns .53 ns .51 ns .85 ns .84 ns .62 ns .97 ns .43 ns
  1. Av. P available phosphorous, BD bulk density, CEC cation exchange capacity, LU land use, 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); SWCT soil and water conservation treatment, TN total nitrogen