沿海滩涂围垦区土壤质量演变研究——以江苏省如东县为例

王琪琪, 濮励杰, 朱明, 李建国, 张濛

Soil Quality Evolution in Coastal Reclamation Zones：A Case Study of Rudong County of Jiangsu Province

Qiqi Wang, Lijie Pu, Ming Zhu, Jianguo Li, Meng Zhang

表2 评价指标权重及其隶属函数转折点取值

Table 2 The evaluation indexweights and turning points value of membership function

评价因子 权重 转折点a1 转折点a2 转折点b1 转折点b2 WC 0.087 10 36 15 19 容重 0.076 0.8 1.6 1.0 1.2 pH 0.078 4 9.5 7 8.5 粘粒含量 0.065 5.0 35.0 20.0 25.0 EC 0.088 0.7 3.1 - - TOC 0.071 2.3 - - - TN 0.090 0.2 - - - TP 0.081 0.1 - - - 脲酶 0.081 50 - - - 脱氢酶 0.072 4.5 - - - 淀粉酶 0.064 5.6 - - - 酸性磷酸酶 0.061 136 - - - 碱性磷酸酶 0.085 370 - - -