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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