【摘要】 1987年6月—1989年6月两年的袁河水质监测分析结果表明:袁河受有机物轻度污染且以枯水期和丰水期为重;袁河各断面水质稳定;各指标的含量随季节的变化而有所不同;该河流未受到工业毒物的污染。更多还原

【Abstract】 Datas about the water quality of Yuanhe river in June, 1987-June, 1989,were collected. The result revealed that the water was polluted by the organisms,especially in dry and flood days,but it was not polluted by industrial toxicants,and the water quality of various sections was stable, the content of water was various in different seasons.更多还原