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时间:2020-05-19
《施氮量对NC102品种生长发育及产质量的影响.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、66中国烟草科学ChineseTobaccoscience2015.04,36(2)施氮量对NC102品种生长发育及产质量的影响谭炳昱l,刘莉,杨永花1,刘勇l,朱先志1,王滨,徐蕊,王梅勋,牛纪军,吕平(1.山东临沂烟草有限公司沂水分公司,山东沂水276400;2.山东临沂烟草有限公司,山东临沂276000)摘要:为探讨NC102品种的良种良法配套技术,满足工业卷烟配方需求,采用田间试验的方法,研究了施氮量对NC102品种生长发育及产质量的影响。结果表明,施氮量对NC102品种的株高、叶面积、产量等有显著影响。在中等肥力(碱解氮50~80mg/kg)条件下,施氮量为75、90kg/
2、hm2处理明显好于60、105kg/hm处理,其大田整齐度高,田间病害发生较轻,产值效益较高。其中,施氮量为75kg/hm2的均价及产值效益最高。从烤后烟叶化学成分来看,施氮量为90、75kg/hm2时,糖碱比更协调,更容易被目前卷烟工业所接受。综合分析,施氮量为75kg/hm2,NC102品种的烟叶产质量最好。关键词:施氮量;产量;产值;化学成分;NC102中图分类号:$572.06文章编号:1007.5119(2015)02.0066—05DOI:10.13496~.issn.1007.5119.2015.02.012EfectsofNitrogenRatesonGrowthan
3、dYieldofTobaccoNC102TANBingyu,LIULi,YANGYonghua,LIUYong,ZHUXianzhi,WANGBin,XURui,WANGMeixun2,NIUJijun,LVPing(1.YishuiCountyTobaccoCompanyofShandongProvince,Yishui,Shandong276400,China;2.LinyiTobaccoCompanyofShandongProvince,Linyi,Shandong276000,China)Abstract:Inordertoexplorethesupportingtechno
4、logiesonfineseedandfinemethodofNC102suitableforlocalnaturalconditions,andmeettheneedofindustrialcigaretteformula。effectsofni~ogenrateonplantsgrowthandyieldofNC102werestudiedbyfieldexperiment.Theexperimentsetthreereplicatesandfourdiferentnitrogenratelevels(60.75,90,105kg/ha).Theresultsshowedthat
5、niuogenratehadsignificantefectonplantheight,leafareaandyield.Accordingtocomprehensiveanalysis,higherfielduniformity,lighterincidenceoffielddiseasesandhigherproductioneficiencywererecordedinthetreatmentof75and90kg/hanitrogenrate,comparedwiththetreatmentsof60and105kg/haundermoderatefertility(alka
6、linehydrolysisnitrogen50—80mg/kg).ehighestaveragepriceandproductioneficiencywereobservedinthetreatmentof75庙anitrogenrate.Basedonchemica1compositionofflue'curedtobaccoleaves,whennitrogenrateswere75and90kg/ha,sugaralkaliratiosoftheleavesweremoreharmonious,andtheywereacceptedmoreeasilybythecigaret
7、eindustry.Ontheconsiderationofcomprehensiveanalysis,thetreatmentof75kg/hanitrogenratewasbestongrowthandyieldoftobaccoNC102.Keywords-nitrogenrate;yield;outputvalue;chemicalcomposition;NC102烤烟是我国重要的经济作物,氮是烟草生长发协调的优质烟叶。NC102品种为美国引进品种
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