松华坝水库流域非点源污染景观空间负荷
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袁睿佳
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Location-weighted landscape index of non-point source pollution in Songhuaba Reservoir watershed
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Ruijia YUAN
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表4 2017年松华坝水库流域各距离段内各景观累积面积百分比 |
Table 4 The area-accumulated percentage of different landscapes in different distance classes of Songhuaba Reservoir watershed in 2017 (%) |
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距离面等级 | 水田 | 水浇地 | 旱地 | 果园 | 有林地 | 灌木林地 | 灌草丛 | 采矿用地 | 住宅建设用地 | 水库、坑塘 | 裸地 | Ⅰ级 | 6.08 | 0.00 | 6.58 | 4.21 | 13.93 | 13.57 | 2.32 | 3.57 | 0.48 | 61.28 | 0.00 | Ⅱ级 | 61.05 | 5.61 | 30.46 | 100.00 | 43.02 | 38.20 | 24.21 | 16.29 | 7.71 | 64.72 | 0.00 | Ⅲ级 | 100.00 | 100.00 | 65.91 | 100.00 | 65.40 | 59.77 | 52.25 | 37.10 | 79.81 | 89.94 | 0.00 | Ⅳ级 | 100.00 | 100.00 | 92.45 | 100.00 | 87.92 | 89.29 | 86.94 | 59.85 | 100.00 | 95.14 | 4.15 | Ⅴ级 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 |
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