Tobacco leaves should be cured scientifically, and the steps are divided into: preparation before curing, sorting and weaving, sorting and loading, and curing technology. The direct seeding cultivation method of flue-cured tobacco can save labor for seedling raising, transplanting and topdressing, shorten planting time, save peat and seedling tray, and save seedling greenhouse. It is a patent invented by Guizhou Tobacco Research Institute.
Flue curedTobacco, also known as flue-cured tobacco, originated in Virginia, USA, and has special morphological characteristics, so it is also called Virginia type. Flue-cured tobacco is the largest tobacco variety in China and the world. It is the main raw material of cigarette industry and also used as pipe tobacco.