Evaluation and Suggestions on Agricultural Non-point Source Pollution in the Rural Areas of Yantai City Based on the Nemerow Comprehensive Index Method
Evaluation and Suggestions on Agricultural Non-point Source Pollution in the Rural Areas of Yantai City Based on the Nemerow Comprehensive Index Method
This study utilized the Nemerow composite index method to assess and analyzethe agriculturalnon-point source pollution of Yantai City for the year of 2021 to 2023.The results indicated a consistent and substantial escalation in overall pollution levels,primarily attributed to total nitrogen and nitrate nitrogen.The issue of the agriculturalnon-point source pollution in Yantai City was intricately linked to the excessive usage of pesticides,fertilizers,as well as cultivation practices for fruit trees and crops within the region.Urgent attention was warranted to address this critical environmental concern.
关键词
农业面源/内梅罗综合指数/评价/烟台市
Key words
agricultural non-point source/Nemerow composite index/assessment/Yantai City
维普
万方数据