机构地区:[1]西北农林科技大学农学院,陕西杨凌712100 [2]陕西省烟草公司安康市公司,陕西安康725000 [3]安康市气象局,陕西安康725000
出 处:《陕西农业科学》2024年第8期43-48,共6页Shaanxi Journal of Agricultural Sciences
基 金:安康烤烟立体布局构建及综合栽培技术配套研究与推广(ZY-2021-05);安康山地烤烟气候灾害评估模型构建与应用研究(ZY-2023-03)。
摘 要:【目的】研究安康烟区不同海拔高度与烤烟品种云烟99三种等级烟叶(B2F、C3F、X2F)烤烟质量以及风格特征的关联性。【方法】选择秦岭巴山一带海拔高度在355~1500 m之间的植烟区域,以云烟99作为研究对象,探究不同海拔高度对应烤烟在常规化学成分组成以及感官质量之间的影响作用。【结果】随着海拔高度的提升,不同等级烤烟常规化学成分和风格特性变化规律呈现差异性。其中B2F等级烤烟中烟碱、总氮和两糖比呈现下降趋势,总糖、还原糖、钾、氯、糖碱比、钾氯比呈现上升趋势,同时海拔高度越高,B2F等级烤烟香气质、香气量随之提升,而浓度、劲头、杂气和刺激性随之下降;C3F等级烤烟中烟碱、还原糖、氯、总氮和两糖比呈现下降趋势,总糖、钾、糖碱比、钾氯比呈现上升趋势,同时海拔高度越高,C3F等级烤烟香气质、香气量、杂气和刺激性随之提升,而浓度和劲头随之下降;X2F等级烤烟中烟碱、氯、总氮和两糖比呈现下降趋势,总糖、还原糖、钾、糖碱比、钾氯比呈现上升趋势,同时海拔高度越高,X2F等级烤烟香气质、香气量、浓度和劲头随之提升,而杂气和刺激性随之下降。【结论】随着海拔提升,不同等级烤烟总糖、钾、糖碱比、氮碱比皆保持上升趋势,同时烤烟的香气质和香气量也随着海拔提高而提高,其它因素存在差异性变化,因此认为适当提高植烟海拔高度,有利于提升烤烟的质量和烤烟中的清甜香型口味。To study the correlation between the quality and style characteristics of three grades of tobacco leaves(B2F,C3F,X2F)of'Yunyan 99'from Yunnan at different altitudes,we selected the altitude range of 355~1500 meters in the Bashan area of the Qinling Mountains.'Yunyan 99'was used as the research object to explore the effects of different altitudes on the conventional chemical composition and sensory quality of flue-cured tobacco.As altitude increased,there were differences in the changes in the conventional chemical composition and style characteristics of different grades of tobacco.Among them,nicotine,total nitrogen,and the ratio of two sugars in B2F grade tobacco showed a downward trend,while total sugar,reducing sugar,potassium,chlorine,sugar-alkali ratio,and potassium-chlorine ratio showed an upward trend.At the same time,the higher the altitude,the higher the aroma,temperament,and quantity of B2F grade tobacco,while the concentration,vigor,impurities,and irritancy decreased accordingly.Nicotine,reducing sugar,chlorine,total nitrogen,and the ratio of two sugars in C3F grade tobacco showed a downward trend,while total sugar,potassium,sugar-alkali ratio,and potassium-chlorine ratio showed an upward trend.At the same time,the higher the altitude,the more fragrant the C3F grade tobacco was,the more impurities and irritants it had,while the concentration and intensity decreased.Nicotine,chlorine,total nitrogen,and the ratio of two sugars in X2F grade tobacco showed a downward trend,while total sugar,reducing sugar,potassium,sugar-alkali ratio,and potassium-chlorine ratio showed an upward trend.At the same time,the higher the altitude,the higher the aroma,aroma content,concentration,and intensity of X2F grade tobacco,while the impurities and irritancy decreased.In conclusion,with the increase in altitude,the total sugar,potassium,sugar-alkali ratio,and nitrogen-alkali ratio of different grades of flue-cured tobacco all maintain an upward trend.At the same time,the aroma and quantity of flue-cured tobacco also increa
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