Investigation and Analysis of Guangzhou Nansha Coast Park Point Source Pollution and Non-point Source Pollution

• 作者: Budan CHEN Fang CHEN Huanghuang ZENG Ruijie YANG Shikai WU
• 来源期刊: 亚洲农业研究：英文版
• 学科: 地球科学
• 关键词: Point SOURCE POLLUTION Non-point SOURCE POLLUTION
• 年，卷（期）: yznyyjywb_2014,（4）
• 页码范围: 85-88
• 页数: 4页
• 分类号: X55

摘要

[Objective]To find out the situation of Nansha Coast Park point and non-point source pollution.[Method]By investigating the park water environment,analysis of point and non-point source pollutants contribution rate,setting up water quality monitoring sites for basic data related indicators and then using national water quality standards to evaluate water quality.[Result]The Coast Park point source pollution mainly comes from the campus greeting fertilizer spraying.The COD of lakes and river outside the park and ammonia mean concentration belong to grade III.The total nitrogen of lake belongs to grade III.The total phosphorus belongs to grade IV.The total nitrogen of river is the worst.The total phosphorus is grade V.[Conclusion] The lake water quality is highly affected by the point and non-point source pollution,the quality of the river is worse than that of the lake in the park,and it needs powerful governance.