Environmental Assessment for Water of Yangtse River of Source Area of Lantsang,Yellow and Yangtse River
- VernacularTitle:三江源长江地表水水环境现状评价
- Author:
Sujin LU
;
Hongxiao SHI
;
Peng LI
- Publication Type:Journal Article
- Keywords:
Water;
Source area of Lantsang,Yellow and Yangtse River;
Yangtse River;
Health survey
- From:
Journal of Environment and Health
2007;0(07):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To know the situation of the water environment of Yangtse river of source area of Lantsang,Yellow and Yangtse River,and provide the theoretical basis for protecting the biosystem of this area. Methods Ten monitoring sections were selected in the investigated areas and the water samples were collected in May 2008,August 2008,October 2008 respectively. The sampling,determination and evaluation in the investigation were performed according to the related standard regulations. Results The water temperature was 8.5 ℃,pH value was 8.27,the index of KMnO4 was 0.73 mg/L,the concentrations of COD, BOD5, NH4-N, fluoride, sulfide, total phosphoric, Cr6+, phenol, Hg, petroleum were 9.1,2,0.334,0.166,0.02,0.03,0.004,0.002,0.000 01, 0.02 mg/L,respectirely; the count of fecal coliform
