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近三年我省陕北、关中和陕南在油菜生产中试验示范地膜覆盖均取得增产效果。地膜油菜的推广，对渭北塬区油菜由白菜型向甘蓝型发展，关中灌区由种植油菜两年三熟向一年两熟转变，大幅度提高油菜产量和经济效益，均具有积极意义。本文通过试验示范，对地膜油菜栽培技术作一介绍?
In the past three years, Shaanxi Province in northern Shaanxi, Guanzhong and southern Shaanxi in rapeseed production test demonstration film mulching have achieved yield. The promotion of mulching rape has the positive effect on the development of rapeseed from cabbage to cabbage in Weibeiyuan region, and the transformation of Guanzhong Irrigated Region from three years of planting rapeseed to two crops in one year, greatly improving the yield and economic benefits of rapeseed. This paper through experimental demonstration, rape cultivation techniques to make an introduction?