Effect of Eucalyptus globulus Plantations on Soil Physicochemical Properties in the Upper Blue Nile, Ethiopia
Table 1
Mean (±SE) of selected soil physical properties in the 0–20 and 20–40 cm soil depths for different land uses. The data also include the overall analysis of variance.
Soil quality indicators
Depth
Land uses
Grasslands
Croplands
4-year-old
9-year-old
E. globulus
E. globulus
Bulk density (g·cm−3)
0–20 cm
1.29 (±0.04)ab
1.50 (±0.10)a
1.42 (±0.04)ab
1.21(±0.03)b
20–40 cm
1.23 (±0.05)b
1.48(±0.20)ab
1.53 (±0.09)a
1.30 (±0.03)ab
Sand (%)
0–20 cm
17.0 (±2.38)ab
22.5 (±2.62)a
14.0 (±1.41)b
13.5 (±1.25)b
20–40 cm
12.5 (±3.09)a
17.5 (±2.62)a
15.0 (±3.10)a
9.5 (±1.50)a
Clay (%)
0–20 cm
58.0 (±2.94)a
59.5 (±2.36)a
65.0 (±2.08)a
65.0 (±0.57)a
20–40 cm
64.0(±2.44)a
63.5(±2.06)a
65.5(±3.59)a
72.0 (±0.81)a
Silt (%)
0–20 cm
25.0 (±1.00)a
18.0 (±1.41)b
21.0 (±1.91)ab
21.5 (±0.95)ab
20–40 cm
23.5 (±2.21)a
19.0 (±1.73)a
19.5 (±0.50)a
18.5 (±0.95)a
Overall analysis of variance
Land use
Soil depth
Land use soil depth
Bulk density (g cm−3)
NS
NS
Sand (%)
NS
NS
Clay (%)
NS
Silt (%)
NS
NS
The mean values followed by the different superscripts across a row in different letters represent that they are significantly different at ;,, and mean significant differences at ,, and levels, respectively, and NS means nonsignificant differences.