地膜覆盖旱种水稻,是从日本引进的一项新技术。1981年我省在41个县、区211个试验点的503.3亩地上,进行了品种对比、施肥方法、栽培形式和药剂灭草等小区试验和小面积试种示范。据不完全统计,有12个点的27.8亩达到亩产800斤以上的收成。其中抚顺市农科所的1亩“清杂54”、金县登沙河公社姜家一队1亩“丰锦”,亩产均达900斤左右。有22个点的49.5亩,亩产达700～800斤,还有9个点28.6亩,亩产600～700斤。 Mulch covers dry cultivation of rice, is a new technology introduced from Japan. In 1981, in our province, 503.3 mu of land in 211 counties in 41 counties and districts were experimented on plots, fertilization methods, cultivation forms and medicinal herbicides and other small plots. According to incomplete statistics, there are 27.8 mu of 12-point harvests of 800 kg or more per mu. Fushun City Agricultural Science Institute which 1 acre of “Qing miscellaneous 54”, Jinxian Deng Shahe commune Jiang a team of 1 mu “Feng Jin”, per mu reached 900 pounds. There are 49 points of 22 points, yielding 700 ~ 800 kg, there are 9 points 28.6 acres, 600 ~ 700 pounds per mu.