Journal of Natural Resources, Volume. 35, Issue 2, 387(2020)
Effects of vegetation restoration on soil erodibility on different geomorphological locations in the loess-tableland and gully region of the Loess Plateau
Figures & Tables(8)
Fig. 2. Relationship between membership function and soil erodibility index
Fig. 3. Variation in comprehensive soil erodibility index with geomorphological location
Fig. 4. Effect of land use on comprehensive soil erodibility index on different geomorphological locations
Fig. 5. Correlations between comprehensive soil erodibility index and influencing factors
Fig. 6. Relationship between observed and predicted values of comprehensive soil erodibility index and the path diagram of comprehensive soil erodibility index and influencing factors
Table 1. Basic information of land use, topography and vegetation at sampling sites
View tableView in ArticleTable 1. Basic information of land use, topography and vegetation at sampling sites
地貌部位 土地利用 优势种 坡度/(°) 坡向 植被覆盖度 高程/m 塬面 农地 玉米 2 半阴坡 — 1350 草地 长芒草 9 半阴坡 75 1297 白蒿 6 半阳坡 75 1287 苜蓿 2 阴坡 86 1272 猪毛蒿 3 阳坡 64 1257 白羊草 8 半阴坡 76 1251 灌木地 胡枝子 3 半阳坡 90 1358 沙棘 5 阳坡 86 1314 林地 山杏 3 阳坡 69 1305 刺槐 3 阳坡 75 1305 核桃 2 半阳坡 86 1278 塬坡 农地 小麦 20 阳坡 — 1316 草地 猪毛蒿 25 阳坡 62 1245 冰草 30 阳坡 72 1242 白蒿 29 半阳坡 81 1245 铁杆蒿 26 阳坡 83 1252 白羊草 25 半阳坡 92 1254 灌木地 酸枣 25 半阴坡 74 1243 林地 刺槐 31 阳坡 54 1238 侧柏 29 阳坡 44 1225 山杏 26 半阴坡 53 1240 沟坡 草地 铁杆蒿 65 半阳坡 60 1270 长芒草 47 半阳坡 46 1170 白羊草 46 半阳坡 62 1172 灌木地 胡枝子 36 半阴坡 82 1168 林地 刺槐 45 半阳坡 48 1182 山杏 48 半阴坡 82 1150 山杨 38 半阳坡 56 1155
Table 2. Index system and weight distribution of comprehensive soil erodibility index (CSEI)
View tableView in ArticleTable 2. Index system and weight distribution of comprehensive soil erodibility index (CSEI)
指标 K SHC WMD OMC 公因子方差 0.87 0.54 0.82 0.91 因子权重 0.28 0.17 0.26 0.29
Table 3. Grade division for soil erodibility evaluation
View tableView in ArticleTable 3. Grade division for soil erodibility evaluation
评价等级 难 较难 中等 较易 易 综合土壤可蚀性指数 0~0.2 0.2~0.4 0.4~0.6 0.6~0.8 0.8~1
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Zhuo-xin CHEN, Wen-long WANG, Ming-ming GUO, Tian-chao WANG, Wen-zhao GUO, Wen-xin WANG, Hong-liang KANG, Bo YANG, Man ZHAO. Effects of vegetation restoration on soil erodibility on different geomorphological locations in the loess-tableland and gully region of the Loess Plateau[J]. Journal of Natural Resources, 2020, 35(2): 387
Paper Information
Received: Apr. 2, 2019
Accepted: --
Published Online: Sep. 25, 2020
The Author Email: WANG Wen-long (wlwang@nwsuaf.edu.cn)
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