共和盆地土地荒漠化敏感性评估
贾虹, 刘连友, 刘吉夫

Desertification sensitivity assessment in the Gonghe Basin
Hong Jia, Lianyou Liu, Jifu Liu
表4 土壤质量指标的分类及其相应权重
Table 4 Factors and weights of soil quality index
指标类别描述权重
土壤含砂量1<25%1.00
225%~40%1.33
340%~65%1.67
4>65%2.00
地形坡度1<5°1.00
25°~15°1.33
315°~30°1.67
4>30°2.00
土壤有机质含量1>3%1.00
22%~3%1.33
31%~2%1.67
4<1%2.00