|
Carbon (C) contents (% dm)
|
Nitrogen (N) contents (% dm)
|
DBH (cm)
|
C/N ratio
|
|---|
|
Trees species
|
n
|
Min
|
Max
|
Mean (SE)
|
Min
|
Max
|
Mean (SE)
|
Min
|
Max
|
Min
|
Max
|
Mean (SE)
|
|---|
|
Terminalia macroptera
|
19
|
46.267
|
51.241
|
49.474 (0.266)
|
0.108
|
0.303
|
0.192 (0.013)
|
9.3
|
40.7
|
160.50
|
428.39
|
281.81 (18.33)
|
|
Terminalia avicennioides
|
03
|
47.971
|
49.759
|
48.70 (0.53)
|
0.155
|
0.181
|
0.168 (0.007)
|
16.6
|
24
|
265.03
|
312.16
|
289.96 (13.67)
|
|
Acacia seyal
|
14
|
43.928
|
53.071
|
46. 50 (0.684)
|
0.13
|
0.583
|
0.290 (0.037)
|
7.6
|
34.4
|
80.71
|
357.6
|
194.24 (21.72)
|
|
Acacia gourmaensis
|
02
|
47.55
|
48.09
|
47.824 (0.269)
|
0.297
|
0.349
|
0.323 (0.025)
|
13.4
|
19
|
160.11
|
137.80
|
148.95 (11.15)
|
|
Combretum glutinosum
|
11
|
41.737
|
45.959
|
44.72 (0.438)
|
0.14
|
0.358
|
0.241 (0.020)
|
8
|
32
|
125.94
|
320.95
|
201.36 (19.15)
|
|
Pterocarpus erinaceus
|
21
|
46.779
|
51.645
|
49.438 (0.278)
|
0.164
|
0.427
|
0.242 (0.014)
|
6.9
|
44.7
|
110.09
|
295.09
|
216.28 (10.63)
|
|
Anogeisus leiocarpus
|
16
|
44.037
|
46.003
|
44.917 (0.167)
|
0.08
|
0.273
|
0.128 (0.012)
|
6.9
|
32.4
|
161.30
|
570.05
|
386.52 (28.28)
|
|
Mitragyna inermis
|
18
|
44.978
|
47.74
|
46.724 (0.174)
|
0.177
|
0.354
|
0.243 (0.011)
|
7
|
34.5
|
129.46
|
262.19
|
199.40 (9.23)
|
|
Lannea microcrapa
|
20
|
42.091
|
45.938
|
44.282 (0.209)
|
0.148
|
0.405
|
0.273 (0.015)
|
7
|
50.3
|
110.95
|
306.08
|
173.47 (11.14)
|
|
Lannea acida
|
6
|
43.408
|
45.164
|
44.526 (0.248)
|
0.14
|
0.386
|
0.265 (0.035)
|
10.8
|
36
|
115.60
|
320.80
|
186.92 (30.61)
|
|
Ficus sp
|
21
|
43.931
|
46.38
|
45.153 (0.139)
|
0.16
|
0.427
|
0.294 (0.015)
|
8.6
|
52.7
|
105.3
|
286.90
|
163.14 (9.83)
|
|
Crosopteryx febrifuga
|
18
|
47.662
|
52.229
|
49.172 (0.217)
|
0.118
|
0.306
|
0.182 (0.014)
|
5.6
|
30.6
|
161.14
|
417.54
|
295.68 (20.50)
|
|
Entada Africana
|
15
|
45.852
|
48.377
|
47.098 (0.191)
|
0.242
|
0.475
|
0.357 (0.016)
|
8.4
|
27.6
|
100.09
|
196.18
|
135.97 (6.75)
|
|
Parkia biglobosa
|
23
|
44.02
|
47.636
|
46.516 (0.214)
|
0.127
|
0.396
|
0.201 (0.013)
|
8.6
|
62.4
|
119.40
|
358.43
|
247.85 (12.35)
|
|
Vitelaria paradoxa
|
22
|
45.972
|
50.032
|
47.942 (0.228)
|
0.13
|
0.337
|
0.228 (0.010)
|
8
|
60
|
136.41
|
367.23
|
220.11 (11.37)
|
|
Azadirachta indica
|
16
|
47.253
|
52.999
|
49.005 (0.413)
|
0.104
|
0.302
|
0.177 (0.014)
|
8.8
|
50.5
|
162.43
|
474.64
|
302.38 (22.53)
|
|
Anacardium occidentale
|
25
|
44.928
|
47.693
|
46.446 (0.138)
|
0.103
|
0.32
|
0.161 (0.011)
|
9.2
|
57.9
|
146
|
441.34
|
375.79 (17.58)
|
|
Eucalyptus grandis
|
7
|
47.018
|
49.031
|
47.744 (0.350)
|
0.125
|
0.191
|
0.157 (0.011)
|
5.7
|
29.2
|
247.25
|
376.14
|
310.57 (21.94)
|
- % dm, percentage of C and N in dry matter; n, number of selected trees. The stem wood samples of selected trees were extracted at 1.3 m of the ground. DBH range, range of diameter at breast height of sampled tree species. Figures in bracket represent the standard error (SE) of the mean
