暗管排水,就是将管埋入地下,让地下水沿着管间缝隙渗入到管路内而排走.它适于地下水位高、低洼易涝、盐碱化地区.目前,世界好多国家把它作为一种主要的排水方式.我国许多地方都有应用.近二年,我院在海城、彰武搞了1,000亩暗管排水试验,与条田沟排水相比,每亩增产20%左右.每亩暗管排水总投资为15.9元,当年还本绰绰有余.一、暗管排水的设计 Underground pipe drainage, that is, the pipe buried underground, so that groundwater along the pipe cracks into the pipelines and drain away.It is suitable for high water table, low-lying waterlogging, salinization.At present, many countries in the world put it In recent two years, our hospital in Haicheng, Zhangwu engaged in 1,000 acres of underground pipe drainage test, compared with the Article Ditch drainage, an increase of about 20% per mu . The total investment per mu underground pipe drainage was 15.9 yuan, then more than enough for more than enough.