一生只爱巴西
幼苗
共回答了17个问题采纳率:94.1% 举报
Abstract:Since long-time,The point source pollution continuously receives from all walks of life highly takes,but the non- point source pollution is often neglected ,even if is not exceptional in economical relatively developed Guangdong Province.Inside this has in technical the limit,also has in the idea the reason.This article first introduced the non- point source and Guangdong non-point source survey,and through computation discovery,the village life waste water and the solid reject,the chemical fertilizer agricultural chemicals use,the disperser -like raising poultry waste water,soil erosion and so on the non- point source pollution basically with the cities surface runoff occupies the water body pollution always to shoulder one half.In this foundation,this article separately proposed the control above each kind of non- point source pollution single item and the synthesis measure and propose the forecast to the non- point source pollution preventing and controlling prospect,to the time achieves the pure water body the goal.
Keywords:Guangdong non-point source ,Water body pollution ,Preventing and controlling measure.
1年前
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