Exploring Local People’s Perception of Ecosystem Services in Djoumouna Periurban Forest, Brazzaville, Congo
Table 2
Ethnobotanical value of the three categories of ecosystem services.
Categories
Ecosystem services
Ui
UV
LF
ƩUi
UVt
ICF
ƩLF
Provisioning services
Human food
42
0.29
7.6
93
0.65
0.96
16.9
Wood energy
25
0.18
4.5
Traditional pharmacopoeia
14
0.10
2.5
Service wood
12
0.08
2.2
Regulatory services
Maintaining air quality
87
0.61
15.8
292
2.04
0.98
53
Shade
84
0.59
15.3
Erosion control
71
0.49
12.9
Windbreak role
50
0.35
9.1
Sociocultural services
Source of income
48
0.34
8.7
166
1.16
0.96
30
Recreation and ecotourism
44
0.31
8.0
Source of inspiration
35
0.24
6.4
Fishing
21
0.15
3.8
Initiation sanctuary
13
0.09
2.4
Hunting
5
0.03
0.9
Total
551
100
100
551
3.85
2.90
100
Ui: number of citations for each ecosystem service; ƩUi: number of citations in each ecosystem service category; UV: use value of each ecosystem service; UVt: sum of use values in each ecosystem service category; LF: level of fidelity.
