(a) Variables used to fit the probability of vegetation successions by BLR
| Variable abbr. | Description | Minimum | Maximum | Mean | Std. dev |
|---|---|---|---|---|---|
| †NDVI85 | Normalized difference vegetation index in 1985 | −0.22 | 0.59 | 0.19 | 0.07 |
| †NDVI98 | Normalized difference vegetation index in 1998 | −0.21 | 0.66 | 0.16 | 0.06 |
| †DV(SG_85) | Density of vegetation LC in 1985 | 0.00 | 90.00 | 52.91 | 29.63 |
| †DV(SG_98) | Density of vegetation LC in 1998 | 0.00 | 90.00 | 66.01 | 20.62 |
| †DV(LC_85) | Density of vegetation SG in 1985 | 0.00 | 90.00 | 12.62 | 21.59 |
| †DV(LC_98) | Density of vegetation SG in 1998 | 0.00 | 80.00 | 5.84 | 11.14 |
| ‡DS (km) | Distance to village settlement center | 0.00 | 8.10 | 3.53 | 0.59 |
| ‡DR85 (km) | Density of road in 1985 | 0.00 | 2.10 | 1.40 | 1.22 |
| ‡DR98 (km) | Density of road in 1998 | 0.00 | 2.05 | 1.17 | 1.18 |
| ‡DW (km) | Distance to water (river) body | 0.00 | 2.55 | 0.87 | 0.73 |
| ♀SLP (degree) | Slope in degree | 0.00 | 66.00 | 4.79 | 6.30 |
| ♀ORI (degree) | Orientation from North in degree | 0.00 | 180.00 | 76.46 | 59.00 |
| ♀ALT (m) | Altitude in meters | 902.00 | 1608.00 | 1160.81 | 73.91 |
|
♯AGI(85–98)
(sheep/km2) |
Average grazing intensity during 1985~1998 | 25.95 | 92.57 | 74.32 | 23.69 |
|
♯AGI(98–04)
(sheep/km2) |
Average grazing intensity during 1998~2004 | 79.28 | 170.12 | 120.69 | 18.88 |