青藏高原高山峡谷区建设用地和耕地适宜性评价方法及应用——以林芝市为例
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杨华, 徐勇, 王丽佳
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Evaluation method and empirical application of construction land suitability and arable land suitability in alpine-gorge region of Qinghai-Tibet Plateau: A case study of Nyingchi city
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YANG Hua, XU Yong, WANG Li-jia
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表2 不同坡度下坡耕地种植不同作物的土壤侵蚀数据
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Table 2 Soil erosion data of sloping arable land planted with different crops under different slopes [t/(km2·a)]
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坡度/(°) | 苜蓿 | 玉米 | 马铃薯 | 高粱 | 豆类 | 5种作物平均值 | 0 | 2301.50 | 3109.16 | 2243.19 | 2454.64 | 2223.24 | 2466.35 | 2.5 | 2303.13 | 3115.25 | 2245.15 | 2457.53 | 2225.16 | 2469.24 | 5 | 2305.54 | 3122.70 | 2247.90 | 2462.46 | 2227.94 | 2473.31 | 7.5 | 2526.39 | 3426.79 | 2463.54 | 2702.41 | 2441.81 | 2712.19 | 10 | 2537.94 | 3437.75 | 2467.73 | 2712.70 | 2446.26 | 2720.48 | 12.5 | 2798.28 | 3809.45 | 2724.16 | 3010.44 | 2706.78 | 3009.82 | 15 | 2804.16 | 3824.59 | 2730.16 | 3031.56 | 2713.28 | 3020.75 | 17.5 | 3249.65 | 4443.06 | 3167.20 | 3626.81 | 3150.69 | 3527.48 | 20 | 3465.95 | 4626.70 | 3392.78 | 3403.70 | 3325.36 | 3642.90 | 22.5 | 3820.85 | 5246.56 | 3737.78 | 3803.01 | 3722.13 | 4066.07 | 25 | 3833.80 | 5276.59 | 3759.56 | 3818.23 | 3750.78 | 4087.79 | 27.5 | 3959.58 | 5463.25 | 3900.33 | 3946.60 | 3905.28 | 4235.01 | 30 | 3975.83 | 5500.00 | 3933.74 | 3966.64 | 3962.90 | 4267.82 |
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