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To study high-altitude region of the earth different times the volume of flue-cured tobacco production and the internal composition of tobacco leaf, earth of best topdressing time, high-altitude in Yunnan Baoshan area in the test. The results showed that: 40 days after transplanting earth has a better deal with agronomic traits and economic traits and chemical composition of targets, 50 days after transplanting earth to deal with the second, and 30 days after transplanting earth to deal with agronomic and economic characters of the margin is not on earth to deal with.high-altitude regions in the earth 40 days after transplanting, and growing tobacco is better, at the same time have a high economic efficiency and quality suitable for the chemical.

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High altitude area for research in different periods of flue-cured tobacco production jie membrane fertilizer quantity and the influence of tobacco, chemical fertilizer optimum jie membrane in yunnan province, according to the time the high altitude area baoshan the experiment. Test results show that the 40 days jie transplant fertilizer treatment with good film, the economic characters agronomic characters and chemical composition index, transplanting 50 days off, and handle film fertilizer fertilizer jie transplant 30 days in film and economic characters agronomic characters in poor in fertilizer processing jie membrane. High altitude area will be arranged in transplanting jie membrane fertilizer 40 days, tobacco plants grow well, and high economic efficiency and quality of chemistry.
Keywords: high elevations, Tobacco, Different time, Jie membrane fertilizer, Yield, Quality,(商盟百科网chnore.com)

烟草论文摘要专业英语翻译