近年来，承德县水稻地膜覆盖湿润管理栽培技术（简称地膜稻），已由1990年的不足一亩发展到7000多亩，由一个乡镇发展至全县26个乡镇，并辐射到承德市其他7县3区。地膜稻所以能迅速推广的主要原因，在于其具有“三省、一稳、一高”三大优点。所谓“三省”，即；一省水。水稻覆 In recent years, the cultivation and management of rice covering plastic film (referred to as plastic film rice) in Chengde County has been developed from less than one mu in 1990 to more than 7,000 mu, from one township to 26 townships in the county and to other 7 County 3 area. The main reason why mulched rice can be popularized rapidly is that it has the three advantages of “three provinces, one stability and one high”. The so-called “three provinces”, that is, one province’s water. Rice cover