恩施烟区主要气候因子与烤烟烟叶化学成分的关系

来源 :中国烟草科学 | 被引量 : 0次 | 上传用户:xmingfu
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对恩施烟区主要气候因子和中部烟叶化学成分状况以及之间的关系进行了分析。结果表明,恩施烟区烤烟中部叶还原糖和总糖含量均值分别为27.56%和33.57%,氯的含量相对较低,平均含量仅为0.15%,其余常规化学成分均在适宜范围内,且还原糖、总糖、总植物碱、总氮、钾含量数据比较对称,接近正态分布;大田期平均温度基本处于烟草生长发育适宜范围内,年度间降雨量变化范围较大,日照充足,变异系数大小为降雨量〉日照时数〉平均温度、积温;气候因子与烟叶化学成分有显著的相关性,在一定范围内,降雨量、日照时数和积温的增加有利于烟
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