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时间:2020-03-25
《植物生长调节剂(组合)对南方地区淮山药产量及品质的影响.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、广西农业科学2010。41(9):955—959GuangxiAgriculturalSciences·955·植物生长调节剂(组合)对南方地区淮山药产量及品质的影响温国泉1,2钦洁·,韦威旭s(1广西农业科学院农业科技信息研究所,南宁530007;2广西大学农学院,南宁530005;3广西农业科学院经济作物研究所,南宁530007)摘要:为探索不同植物生长调节剂种类及浓度对南方地区淮山药生产的影响效果,以“桂淮2号”淮山药为供试品种,研究矮壮素(ccc)与羟季铵·萘合剂(氯化胆碱cc+萘乙酸NAA)对南方地区淮山药产量及品质的影响。结果表明,喷施CCC2250mg·L-1淮山药
2、产量最高,达到33255.15kg·hal,比对照及仅喷0.15%KH:P0挺理增产15.20%和13.22%;喷施CCC2250mg·L-1有利于提高淮山药鲜薯的干物质含量,增加淮山药块茎干样的水溶性浸出物和醇溶性浸出物含量,促进了淮山药淀粉含量的提高,并同时能维持较高的蛋白质含量,而对可溶性总糖含量影响不显著,从而保证了其具有良好的食用品质和风味。关键词:淮山药;矮壮素;羟季铵·萘合剂;产量;品质;南方地区中图分类号:$632.1文献标识码:A文章编号:1002—8161(2010)09-0955--05Effectsofplantgrowthregulators(combi
3、nation)onqualityandyieldofChineseyaminSouthChinaWENGuo-quanl’27QINJiel,WEIWei-xu3(1ScienceandTechnologyInformationResearchInstitute,GuangxiAcademyofAgriculturalSciences,Nanning530007,China;2AgriculturalCollege,GuangxiUniversity,Nanning530005,China;3CashCropResearchInstitute,GuangxiAcademyofAg
4、riculturalSciences,Nanning530007,China)Abstract:Thepresentexperimenthasbeencarriedouttostudytheeffectsofdifierentkindsandconcentrations0fplantgrowthregulators(combination)onqualityandyieldofChineseyam(DioscoreaoppositaThunb.)inSouthChina.,11legrowthregulatorsCCC(ChlormequatChloride)andCC(Chol
5、ineChloride)+NAA(NaphthaleneAceticAcid)wereselectedintheexperimentusingvarietyGuihuai2asthecontrolmaterial.11leresultsshowedthattheyieldofChineseyamtreatedbyCCC2250mg/Lreachedthehishest(33255.15ks/ha),whichwas15.20%and13.22%hi【sherthanthatofCKandthetreatmentsprayedonlywith0.15%KH2P04,respecti
6、vely.SprayingCCC(2250mg/L)Washelpfulforraisingdrymattercon·tent,yield,contentofwater-solubleextractive,alcohol-solubleextractiveandstarchoffreshtuber,anditalsocouldmain—tainhi【shercontentofproteinandpledgegoodediblequalityandflavorofthetuber,whiletheeffects011solublesugarandtastequalitywasnot
7、significantly.Keywords:Chineseyam;CCC(ChlorraequatChloride);CC(CholineChloride)+NAA(NaphthalencAceticAcid);yield;quality;SouthChina淮山药(DioscoreaoppositaThunb.),原名薯蓣,薯蓣科(Dioscoreaceae)山药属(DioscoreaL.),一年生或多年生缠绕性藤本植物[11。淮山药块茎成分以淀粉为主,也含有蛋白质和黏液物质
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