East Usambara Catchment Forest Project Technical Paper 35 ...

30
Kambai Forest Reserve
Table 10. Disturbance transect results for timber counts.
Transect
number
Length of
transect (m)
Total
timber
sampled
Cut
timber
Average per
100 metres
Naturally
fallen timber
Average per
100 metres
1 100 16 1 16.0 15 15.0
2 2025 73 6 0.3 67 3.3
3 2650 97 1 0.04 96 3.6
4 2600 163 13 0.5 150 5.8
5 2800 94 15 0.5 89 3.2
6 1000 86 12 1.2 74 7.4
7 1150 116 1 0.09 115 10.0
8 1250 240 1 0.08 239 19.1
9 1200 62 16 1.3 48 4.0
10 1300 140 32 2.5 108 8.3
11 1550 206 3 0.2 203 13.1
12 1300 36 1 0.08 35 2.7
13 1000 118 10 1.0 108 10.8
Number of timber specimens
recorded
20
18
16
14
12
10
8
6
4
2
0
Cut
Naturally fallen
1 2 3 4 5 6 7 8 9 10 11 12 13
Transect number
Figure 17. Cut and naturally fallen timber recorded per 100 metres by transect.
Table 11. Other human disturbance recorded in the forest on an ad lib. basis other
than pole and timber cutting.
Transect no. Disturbance
1 fire
2 fire (plot 34); previously cultivated (plot 31); cassava plants; pitsaw; traps
3 traps (plot 33); previously cultivated (plot 33); fire (plot 45); gun shot & dogs heard
4 none recorded
5 logging (plot 13); gun shots heard
6 none recorded
7 none recorded
8 none recorded
9 previously cultivated (plot 28, 29); fire-not recent (plot 30)
10 trap (plot 38);camp site
11 none recorded
12 logging (plot 48)
13 none recorded
East Usambara Catchment Forest Project Technical Paper 35