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为了巩固垸内灭螺成果,为农业引用外河水灌溉开辟一条安全的途径,对三角堤电力排灌站采用改造涵闸工程,防止垸外钉螺随水扩散的研究,已取得了较好的防螺效果,随水流入的385只钉螺均被阻拦在过滤沉集池A格前。
In order to consolidate the results of molting in the embankment, open up a safe way for agriculture to refer to the external water irrigation, and to improve the safety of dredging of the embankment by using the project of reconstructing the culvert and sluice to prevent the snail from spreading outside the embankment , With the flow of 385 snails are blocked in the filter sedimentation tank before A cell.