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ID:52216698
大小:2.70 MB
页数:6页
时间:2020-03-25
《广西甘蔗新品种区试柳州点7个甘蔗新品种DTOPSIS法综合评价.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、南方农业学报JournalofSouthernAgrieuhure2014.45(6):938—943ISSN2095—1191;CODENNNXAABhttp://www.nfnyxb.cnDOI:10.3969/j:issn.2095—1191.2014.6.938广西甘蔗新品种区试柳州点7个甘蔗新品种DTOPSIS法综合评价覃耀冠,周忠凤,周颀,韦开军,阳康春(广西农业科学院桂中分院/柳州市农业科学研究所,广西柳州545003)摘要:【目的】对7个甘蔗新品种(系)的田间表现进行综合评价,筛选优良品种,为其在柳州蔗区的推广应用提供参考依
2、据。【方法】在柳州蔗区条件下,对参与广西甘蔗新品种区试的7个甘蔗新品种进行田间一年新植和一年宿根品比试验,并采用DTOPSIS法对其表现进行综合评价。【结果】在7个参试品种中,以桂辐98/296的宿根萌苗率、分蘖率、有效茎数、蔗茎产量、蔗糖分和产糖量表现最好,其他品种表现无明显规律。桂辐98/296、桂糖04/120、玉林1号的综合性状优于对照新台糖22号,而柳城03/362、桂糖04/2278和桂糖02/496低于对照新台糖22号。7个甘蔗品种的c值从高到低排序为桂辐98/296、桂糖04/120、玉林1号、桂糖04/2278、新台糖22
3、号、柳城03/362、桂糖02/496。【结论】桂辐98/296、桂糖04/120、玉林1号适宜在广西柳州地区及气候相似蔗区大面积推广应用,而桂糖04/2278、柳城03/362、桂糖02/496则不宜在该类型蔗区推广应用。关键词:甘蔗;新品种;DTOPSIS法;区试;综合评价;柳州市中图分类号:$566.1文献标志码:A文章编号:2095~1191(2014)06—0938—06DTOPSISevaluationof7newsugarcanevarietiesplantinginLiuzhoulocationofGuangxisugarc
4、aneregionaltrialQINYao—guan,ZHOUZhong—feng,ZHOUQi,WEIKai—jun,YANGKang-chun(GuizhongBranch,GuangxiAcademyofAgriculturalSciences/LiuzhouAgriculturalResearchInstitute.Liuzhou,Guangxi545003,China)Abstract:【Objective】The7newsugarcanevarieties(1ines)perfommnceinfieldwerecomprehe
5、nsivelvevaluatedtoselectlinevanetlesinordertoprovidereterencesontheirextensionandapplicationinLiuzhousugarcaneplantingareas.【Method]UnderconditionofLiuzhousugarcaneplantingareas,7sugarcanevarietiesinGuangxiregionaltrialofnewsu—garcanevarietieswasusedtoconductone—year—newly
6、plantingandone—year—ratooncomparativetest.TheirperfbmmnceswerecomprehensivelyevaluatedbyusingDTOPSISmethod.【Resuh]Among7testedsugarcanevarieties,thebuddingrateotratooncane,tilleringrate,effeetivestalks,caneyield,sucrosecontentandsugaryieldofGuifu98/296showedbetteringeneral
7、,buttheother6varietiespresentednoapparentrules.ThecomprehensivetraitsperfbmmnceofGuifu98/296,Guitang04/120andYulin1wasbetterthanthatofROC22(CK),whileLiucheng03/362,Guitang04/2278andGuitang02/496wereworsethanROC22(CK).DTOPSISanalysisresultsshowedthatainsec『uencefroinhighto1
8、0wwasGuifu98/296,Guitang04/120,Yulin1,Guitang04/2278,ROC22,Liucheng03/362andGuitang02/496
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