本文针对吉林省中部气候土壤条件的覆膜栽培效应进行了研究。结果表明,覆膜栽培对烟草生长发育有明显的促进作用,在生育前期的低温少雨条件下尤为明显。但需要在团棵期揭膜,最晚不得晚于现蕾期。正确的覆膜栽培可以大幅度地提高上等烟率。 In this paper, the effect of film mulching cultivation on climate and soil conditions in central Jilin Province was studied. The results showed that plastic film mulching significantly promoted the growth and development of tobacco, especially under the conditions of low temperature and low rainfall during early growth period. However, the need to uncover the corps, no later than the budding period. The correct film cultivation can greatly improve the finest smoke rate.