塑料薄膜地面复盖(简称地膜)栽培,是近年来新发展的一项农业栽培技术,已在许多作物如蔬菜、棉花、花生、水稻、花卉及烟草等作物试验应用,都表现出明显的早熟和增产效果,甚至在防预某些病虫害上也有不可低估的作用。截至1980年统计,全国推广面积已达2.5万亩左右,但在甜菜栽培上尚未见到报导。 Plastic film ground cover (hereinafter referred to as plastic film) cultivation, is a newly developed agricultural cultivation technology in recent years, has been in many crops such as vegetables, cotton, peanuts, rice, flowers and tobacco and other crop applications, showed obvious precocious And increase yield, even in the prevention of certain pests and diseases can not be underestimated. As of 1980 statistics, the country has reached 25000 acres of area to promote, but in the beet cultivation has not yet been reported.