地下瓦管灌溉渠是灌溉工具中观众最感兴趣的展品之一。四周经常围满了人,讲解员一边解说,观众不断点头啧啧称赞。地下瓦管灌溉渠是河南省偃师县东寺庄农业社创制的,他们用自烧自制的瓦管埋在地下一公尺的地方,用来代替一贯采用的明渠灌溉。采用这个灌溉方法,1,700多亩地就可省出渠道占地约15亩。用明渠灌溉,地面渠道纵横,对交通、耕作 Underground pipe irrigation canal irrigation irrigation equipment is one of the most interested in the audience of the exhibits. Surrounded by often surrounded by people, explain the explanation, the audience kept nodding. Underground tile pipe irrigation canal is Yanshi County, Henan Province, Dongsizhuang Agricultural Cooperatives created, they use self-burning tile buried in the ground one meter underground, instead of the usual open channel irrigation. Using this method of irrigation, more than 1,700 mu of land can save the canal area of ​​about 15 acres. Open channel irrigation, surface channels vertical and horizontal, traffic, farming