Properties of Arboreal Ant and Ground-Termite Nests in relation to Their Nesting Sites and Location in a Tropical-Derived Savanna
Table 3
Interaction effects of soil engineers’ nesting substrates (sites) and soil locations on the values of some soil properties of biogenic structures and their adjacent soils.
Soil engineer
Nesting site
Soil location
AWC1 (%)
DR
Calgon dispersed
Water dispersed
Clay
Clay + silt
Silt
Clay
Clay + silt
Silt
Ant
C. nitida
Adj. soil
30.3a
0.65a
6.5a
12.0a
5.6a
7.2a
7.8a
0.56a
B. structure
54.2a
0.68a
19.6a
13.0a
15.6b
23.2a
27.8a
4.56a
Ant
I. gabonensis
Adj. soil
31.0a
0.68a
6.5a
13.0a
6.6a
7.2a
8.8a
1.56a
B. structure
29.7a
0.74a
26.5a
55.0a
28.6c
34.2a
40.8a
6.56a
Ant
M. indica
Adj. soil
40.0a
0.75a
14.5a
33.0a
13.6ab
15.2a
20.8a
6.06a
B. structure
83.9a
0.75a
21.5a
37.0a
15.5b
17.2a
28.8a
11.56a
Ant
N. leavis
Adj. Soil
36.2a
0.63a
6.5a
15.0a
8.6a
7.2a
8.8a
1.56a
B. structure
50.9a
0.77a
16.6a
35.0a
13.6ab
13.7a
30.8a
9.56a
Ant
P. macrophylla
Adj. soil
39.9a
0.73a
13.5a
23.0a
9.6ab
11.2a
16.7a
5.56a
B. structure
53.5a
1.60a
18.5a
32.0a
13.6ab
32.2a
50.8a
8.56a
Termite
Ground
Adj. soil
38.4a
0.72a
11.5a
20.0a
8.6ab
9.2a
13.8a
4.56a
B. structure
50.8a
0.70a
16.5a
25.0a
8.6ab
12.2a
17.8a
5.56a
-value
0.92
2.44
0.68
2.62
3.75
0.55
0.89
2.14
d.f.
5
5
5
5
5
5
5
5
value
0.489
0.066
0.641
0.053
0.013
0.737
0.502
0.099
AWC: available water capacity; DR: dispersion ratio; B. structure: biogenic structure; Adj. soil: adjacent soil. 1Results of angular transformed data presented in the original scale. Values within a column followed by the same letter are not significant different.