Well, have you ever think about one of those tobaccosubstitute?
你考虑到用烟草代用品吗？
2
Tobacco varieties are the material basic of tobacco leaves production which is not substitute, the key of development of tobacco agriculture and progression of tobacco science and technology.
品种又是烟草生产不可替代的重要物质基础，是烟草农业实现飞跃的关键，是整个烟草行业科技进步的关键。
3
In tobacco-paddy rotating area of Hunan province, Straw mulch planting should act as feasible way of straw returned to soil and mulch planting pattern which could substitute film.