Table 1 The vegetation cover types and their area ratio in the Pailugou watershed.
Vegetation cover type | Unit number | Area ratio to whole watershed/% | Vegetation cover type | Unit number | Area ratio to whole watershed/% | ||
---|---|---|---|---|---|---|---|
Forest | Qinghai spruce | 100 | 31.9 | Montane savanna shrub | Qinghai spruce | 10 | 1.3 |
Qilian juniper | 5 | 1.2 | Qilian juniper | 8 | 0.6 | ||
Woodland | Qinghai spruce | 7 | 0.8 | Montane savanna grass | Qinghai spruce | 8 | 1.6 |
Qilian juniper | 1 | 0.1 | Qilian juniper | 21 | 2.1 | ||
Shrub | 31 | 19.2 | Bare land | 14 | 2.7 | ||
Grassland | 123 | 30.6 | Watercourse | 3 | 0.2 |