内梅罗指数计算 - 百度百科
内梅罗指数的基本计算式为: 式中 max i 为各 单因子环境质量指数 中最大者，ave i 为各单因子环境质量指数的平均值。. 内梅罗指数特别考虑了污染最严重的因子，内梅罗环境质量指数在加权过程中避免了权系数中主观因素的影响，是应用较多的一种环境质量指数。.
Water quality assessment of Lugu Lake based on Nemerow
2022年8月10日 · Compared with the evaluation results of the water quality pollution status of each monitoring section of Lugu Lake by the single factor pollution index method, the Nemerow index method ...
Water quality assessment based on Nemerow pollution index …
2022年8月18日 · The Nemerow pollution index method emphasizes the most polluting factor while also taking into account the contribution of other factors in the assessment system, and determines the water quality category through the comprehensive pollution index.
科研 | 南开大学: 多种重金属污染土壤中微生物群落和代谢特征对柽 …
2022年9月27日 · 多种HMs暴露对所选区域的土壤环境构成严重威胁，利用内梅罗指数 (Nemerow index)评估其协同效应。. 土壤中5种HMs的含量如图1所示。. 远离离冶炼厂的土壤样品 (L-1和L-2)显示出低水平的HMs污染，虽然它们超过了甘肃省白银市的背景值 (Cu：22.48 mg/kg、Cd：0.087 mg/kg、Pb ...
Pollution indices as useful tools for the comprehensive evaluation …
Nemerow Pollution Index (PI Nemerow) The Nemerow Pollution Index (PI Nemerow) allows the assessment of the overall degree of pollution of the soil and includes the contents of all analyzed heavy metals (Gong et al. 2008). It is calculated for both the O and A horizons, based on the following formula:
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梅罗指数法在环境质量评价中的适用
内梅罗（N.L.Nemerow）教授在其所著的《河流污染科 学分析》一书中提出。自20 世纪70 年代以来，被我国 一些环保科研人员应用于某些地区的水污染评价 中[2]。发展至今，该方法在近岸海域海水[2-5]、河流[6-10]、湖
内梅罗指数法和复合指数法在土壤重金属污染风险评估中的对比研究
We selected 4 spots for the areas with inconsistent estimations using a random function. The Nemerow index of spot b was 0.811, indicating a level of warning; while the compound index was 1.038, indicating slight pollution. [Conclusions] Nemerow Index Method will reduce its index in the calculation process.
Application of Nemerow Index Method and Integrated Water …
2018年3月1日 · Abstract. [Objective] Based on the water quality historical data from the Zhangze Reservoir from the last five years, the water quality was assessed by the integrated water quality identification index method and the Nemerow pollution index method.
内梅罗指数法在环境质量评价中的适用性与修正原则
2017年10月31日 · 该方法最早由美国雪城大学（Syracuse University）内梅罗（N.L. Nemerow）教授在其所著的《河流污染科学分析》一书中提出。 自20世纪70年代以来，被我国一些环保科研人员应用于某些地区的水污染评价中 [ 2 ] 。
Risk assessment and source analysis of soil heavy metal …
2018年8月15日 · This study quantitatively evaluated the risk and detected heavy metal pollution. Nemerow, Geo-accumulation, and Hakanson's ecological risk indices were used spatially quantify pollution status and potential threats as induced by concentrations of heavy metals.