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烤烟是我国栽培烟草中最主要的类型,其产区在一省之内大多比较集中,但从全国范围来看,分布却很广泛,除黄淮、西南和东北三大烤烟区外,还有不少地区正在试种和发展中。不论老烟区或新烟区,都需要不断地从外地引种来丰富本地区的栽培品种和育种材料。从目前三大烤烟区的主要省分看,各省都拥有自己的品种群,利用外省的
Flue-cured tobacco is the most important type of cultivated tobacco in our country. The producing areas are mostly concentrated in one province, but from a national point of view, the distribution is very broad. In addition to the three major flue-cured tobacco areas of Huanghuai, Southwest and Northeast China, Many areas are being planted and developed. Both the old tobacco area and the new tobacco area need to be continuously introduced from the outside to enrich the cultivars and breeding materials in the area. From the current major provinces of the three major tobacco provinces, the provinces have their own species groups, the use of other provinces