【摘要】 本文通过对比大伙房水库上游水体微生物20年间的数据,得出大伙房水库上游水体微生物数量呈下降趋势,水质质量有所好转,工业和和生活污染源得到了有效的治理。更多还原

【Abstract】 We compared monitoring data of microorganism in upper reaches of DaHuoFang reservoir in recent 20 years, and found out that quantity of microoganism in upper reaches of the reservoir has beer descending ,water quality turned better. Industrial and domestic pollution sources has been controlled effectively.更多还原