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烟草属于茄科烟属经济类作物，由于其经济价值高，烟粮比价大，８０年代以来在我国得到了较大的发展。在烟草中，虽然我国烤烟种植面积居世界前列，但由于技术及其他原因，烟叶质量却一直徘徊不前，落后于美国等植烟国家。为了提高烤烟质量，与国际优质烟标准接轨，适应市场需
Due to its high economic value and relatively high price of tobacco and tobacco, tobacco has enjoyed a great development in our country since the 1980s. In tobacco, although the planting area of flue-cured tobacco in our country ranks forefront in the world, the quality of tobacco leaves has been stagnating due to technical and other reasons and lagging behind the tobacco-producing countries such as the United States. In order to improve the quality of flue-cured tobacco, with the international standards of high quality tobacco to adapt to the market needs