Research Article
Influence of Plantation Establishment on Discharge Characteristics in a Small Catchment of Tropical Forest
Table 1
Catchment characteristics of C1 and C3.
| Element | C1 (undisturbed forest) | C3 (forest plantation) |
| Size (ha) | 32.8 | 14.4 | Elevation: (m.a.s.l) | | | Highest | 175 | 150 | Lowest | 48 | 65 | Mean slope (%) | 32.5 | 27.7 | Aspect | Northwestern | Southwestern | Stream order | 3rd order | 2nd order | Drainage density (km km−2) | 5.1 | 4.6 | Morphology | | | Form factor | 0.51 | 0.50 | Circulatory ratio | 0.71 | 0.58 | Shape factor | 1.94 | 2.01 | Elongation ratio | 0.81 | 0.80 | Vegetation (main) | Koompassia malaccensis, Eugenia spp., Canarium spp. | Hopea odorata | Soil series | Kuala Berang (Orthoxic Tropodult) Bungor (Typic Paleudult) | Kuala Berang (Orthoxic Tropodult) | Surficial geology | Metamorphic rocks (quartzite, quartz mica schist, graphitic schist, and phyllite from Arenaceous series) |
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(Source: Noguchi et al., 1994 [14]).
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