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时间:2020-04-23
《不同光温培养烟苗对浓香型初烤烟叶香气物质的影响-论文.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、中国荩学通报2014,30(13):201—206ChineseAgriculturalScienceBulletin不同光温培养烟苗对浓香型初烤烟叶香气物质的影响陈颐,杨红武,杨虹琦,裴晓东,钟岳峰,李平(湖南农业大学生物科学技术学院/烟草科技与健康重点实验室,长沙410128;中国烟草中南农业试验站,长沙410128)摘要:为探明不同光温培养烟苗对浓香型初烤烟叶香气前体物和香气物质的影响,以苗期进行不同光温处理的浏阳烟区C3F初烤烟叶为材料,进行了类胡萝卜素、绿原酸、芸香苷、非挥发性有机酸、中性香气物质的比
2、较分析。结果表明,烤房光环境处理的类胡萝卜素、绿原酸和芸香苷含量最高,而对照处理的绿原酸和芸香苷高于大棚增温不补光处理;大棚增温补光处理的非挥发性有机酸总量最高,苹果酸亦最高,而烤房光环境处理总量最低,柠檬酸最高;叶绿素降解产物和类胡萝卜素降解产物各处理差异很大,其他降解产物差异不明显,新植二烯以烤房光环境处理最高,类胡萝卜紊降解产物以大棚增温补光处理最高,从香气物质来看,苗期大棚增温补光最有利于改善初烤烟叶的香气品质。关键词:光温;初烤烟叶;香气物质;苗期;品质中图分类号:$604+.3文献标志码:A论文编号
3、:2013—2692EfectsofDiferentLightandTemperatureCultivationtoFragrantSubstanceoftheStrong-flavorandFlue。。curedTobaccoLeavesChenYi,YangHongwu,YangHongqi,PeiXiaodong,ZhongYuefeng,LiPing(CollegeofBiologicalScienceandTechnology,HunanAgricultureUniversity/TheKeyLabo
4、ratoriesofTobaccoTechnologyandHealth,Changsha410128;ChinaTobaccoMidsouthAgriculturalExperimentalStation,Changsha410128)Abstract:Effectsofdifferentlightandtemperaturecultivationonfragrantprecursorandfragrantsubstanceoftheflue—curedtobaccoleaveswereconductedth
5、roughC3Fflue—curedtobaccoleavesinLiuyangtobaccoarea,whoseseedlingstagewasdealtwithdifferentlevelsoflightandtemperature,foracomparativeanalysisofcarotenoid,chlorogenicacid,rutin,nonvolatileorganicacid,neutralaromacomponents.Resultsshowedthatthecontentofcarote
6、noid,chlorogenicacidandrutinwerethehighestinlightenvironmentcuringbarn,butthelowestintotalamountandhighestincitricacid,withthecontentofchlorogenicacidandrutinofcontroltreatmenthigherthanimprovingtemperatureandnonfill—inlighttreatment.Nonvolatileorganicacidan
7、dmalicacidwerethehighestinimprovedtemperatureandfilled—inlightcuringbarn.Hugedifferenceswerefoundamongeverytreatmentinchlorophyllandcarotenoiddegradationproducts.Thehighestcontentwasneophytadieneinlightenvironmentbarnandcarotenoiddegradationproductsinimprovi
8、ngtemperatureandfill—inlighttreatment.Improvingtemperatureandfill—inlightwasthemostadvantageoustoaromaqualityinfragrantsubstance.Keywords:lightandtemperature;flue——curedtobacco;fragrantsubstance
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