Effects of different picking methods on chemical composition and content of volatile aromatic matter of upper leaves in flue-cured tobacco were studied.
研究了不同采收方式对烤烟上部烟叶化学成分和主要挥发性香气物质含量的影响。
The characteristics of flue curing at upper tobacco leaves under different ecological conditions were studied with 3 kinds of flue curing technology in 1993~1995.
利用三种烘烤方法，研究了不同生态条件下优质上部烟叶的烘烤特性。
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