Abstract: Based on the implementation situation of rapemechanizedsowing in Luoping County, the authors analyze the suitable percentage of rape mechanizedsowing in terms of acres, and then calculate theeconomic benefits of implementing rape mechanized-sowing in the county, meanwhile the calculation results show that the economic benefits are significant interms of input and output of rape production. In order to boost rape mechanized-sowing in Luoping County, at the end of this article, the authors proposesome measures to aim at averting the present major obstacles hampering the extension of rape mechanizedsowing.