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合理安排烤烟的移栽期对烤烟生产极为重要。中条山区为我省优质烤烟生产最适宜地区，但多年来一直是采用河南传统经验，不能适时移栽，影响烟叶的产量和品质。本试验旨在通过不同移栽期比较，探寻本区烤烟生产的最适移栽期。l材料和方法试验安排在平陆县晴岚乡北吕村烟田。前茬
Reasonable arrangement of flue-cured tobacco transplanting period is extremely important for the production of flue-cured tobacco. Zhongtiao Mountain is the most suitable area for producing high quality flue-cured tobacco in our province. However, it has been adopting the traditional Henan experience for many years and can not be transplanted in time to affect the yield and quality of tobacco. The purpose of this experiment is to explore the optimal transplanting period of flue-cured tobacco production in this area by comparing different transplanting periods. l Materials and Methods The experiment was arranged in North Lvcun Tobacco Field, Qinglan Township, Pinglu County. Before the crop