作物研究2023，Vol.37Issue(6)：588-593,6.
留叶数对烤烟经济性状和烟叶品质的影响
Effects of Number of Remained Leaves on Economic Characters and Quality of Flue-cured Tobacco
摘要
Abstract
In order to determine the suitable number of leaves left in Yunyan 87,a field experiment was conducted in Gui-yang County,Chenzhou City,Hunan Province in 2022 to study the effects of different number of leaves on the economic,physical,chemical composition and sensory quality of flue-cured tobacco.The results showed that with the increase of the number of remaining leaves of flue-cured tobacco,the proportion,average price,yield,output value,sensory quality and single leaf quality of upper tobacco increased at first and then decreased.Nitrogen-alkali ratio,potassium-chlorine ratio,length and width of upper tobacco leaves,total sugar and reducing sugar content and sugar-alkali ratio of upper and middle tobacco leaves increased.Tobacco leaf thickness,leaf area quality,nicotine content,length and width of middle and lower tobacco leaves and single leaf quality showed a decreasing trend.The increase of the number of leaves left can expand the range of middle tobacco leaves.Hunan rice stubble flue-cured tobacco Yunyan 87 is more suitable to leave 17 to 19 lea-ves.关键词
烤烟/留叶数/经济性状/烟叶品质Key words
flue-cured tobacco/remained leaves/economic characters/tobacco quality分类
农业科技引用本文复制引用
成明珠,何铭钰,邓小华,毕一鸣,王浩然,吴文信,李思军,龙武石,江智敏,潘飞龙,夏冰..留叶数对烤烟经济性状和烟叶品质的影响[J].作物研究,2023,37(6):588-593,6.基金项目
郴州市烟草专卖局科技项目(CZYC2022JS06). （CZYC2022JS06）
