烤烟是是一种重要的经济作物,在我国农业生产中占有重要地位,对促进农民增收、农村发展具有重要作用。烤烟是以收获烟叶为目标的特殊经济作物,烟叶外观质量和内在品质在很大程度上受品种、生态条件和施肥的影响,在特定的生态条件下,对固定品种可通过施肥调节植物营养养分,改善烟叶品。施肥不仅是决定烟叶产量、产值的第一因子,而且对均价、上等烟比例也影响较大,对烟叶香吃味的贡献则仅次于品种,占24.80%,而施肥对烟碱、燃烧性也具有重要作用。施肥技术是烟叶生产最关键且最 Flue-cured tobacco is an important cash crop and plays an important role in agricultural production in our country. It plays an important role in promoting farmers’ income and rural development. Flue-cured tobacco is a special economic crop that aims at harvesting tobacco leaves. The appearance quality and intrinsic quality of tobacco leaves are greatly influenced by varieties, ecological conditions and fertilization. Under certain ecological conditions, the fixed species can regulate plant nutrient nutrition , Improve tobacco products. Fertilization is not only the first factor that determines the yield and output value of tobacco, but also has a great effect on the average price and superior tobacco ratio, and is second only to the variety of incense flavor and taste, accounting for 24.80% Combustibility also plays an important role. Fertilization technology is the most critical and most important tobacco production