资源描述:
《氯化钠胁迫对嫁接茄子生长、抗氧化酶活性和活性氧代谢的影响》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、应用生态学报!"$$9年<月!第#0卷!第<期!!!!!!!!!!!!!!!!!!!!!!!!!!!!!6G.IHWHX(+)I51(PAOO1.HUMV(1(/S,?5)7"$$9,<=(<):&<93&C#氯化钠胁迫对嫁接茄子生长、抗氧化酶活性!和活性氧代谢的影响!!刘正鲁!朱月林!胡春梅!魏国平!杨立飞!张古文(南京农业大学园艺学院,南京"#$$%&)摘!要!以日本引进的茄子设施栽培专用耐盐品种‘’()*+,-./()’为砧木,栽培品种‘苏崎3#茄’为接穗,在营养液栽培条件下,对0$,,(1·24561胁迫下茄子嫁接苗和自根苗的光合特性、叶片抗氧化酶活性、活性氧代谢进行了比较7结
2、果表明:4561胁迫下,茄子嫁接苗的干质量、叶绿素含量和光合速率分别比苏崎茄自根苗高89:0;、0:0;和<#:#;,均有显著差异;·3抗氧化酶活性均显著高于苏崎茄自根苗,而="生成速率、>"="和?@A含量则显著低于苏·3崎茄自根苗74561胁迫明显降低了叶片叶绿素含量和光合速率,显著增加了="生成速率、>"="和?@A含量,但嫁接苗受4561胁迫的影响小于苏崎茄自根苗,嫁接苗较强的耐盐性与4561胁迫下较高的抗氧化酶活性和较低的氧化损伤有关7关键词!嫁接茄子!4561胁迫!膜脂过氧化!营养液培文章编号!#$$#3%<<"("$$9)$<3$&<93$&!中图分类号!B8C#:#!文
3、献标识码!A!""#$%&’"()*+&%,#&&’-%.#/,’0%.,)-%1’213)-%#-456#)$%171%1#&)-3,#)$%17#’25/#-6#8%)9’+1&6’"/,)"%#3#//:+)-%;2DEFGHI/J1+,F>EK+HJ1.I,>E6G+IJ,H.,LMDN+(JO.I/,KA4N2.JPH.,F>A4NN+JQHI(!"##$%$"&’"()*+,#),($,-./0*/%1%(*+,#),(.#2/*3$(4*)5,-./0*/%"#$$%&,!6*/.)78!6*/7971::#7;+"#7,"$$9,<=(<):&<93&C#7>9&%,)
4、$%:RSTGH,HTG(U(PGSU)(O(I.VW5IUQ.TGTGHW51TJT(1H)5ITH//O15ITV+1T.*5)‘’()*+,-./J()’(<"#./,=)"(3,=)P)(,X5O5I5W)((TWT(VY5IUTGHV+1T.*5)‘B+Z.Z.H’(<"#./,==$#"/%$/.27)5WWV.(I,TG.WO5OH)WT+U.HUTGHU.PPH)HIVHW[HTQHHI/)5PTHU5IU(QIJ)((TWHHU1.I/W.ITGH.)OG(T(WSITGHT.VVG5)5VTH).WT.VW,5IT.(.U5ITHI]S,H5VT.*.T.HW,5
5、IU)H5VT.*H(S/HI,HT5[(1.W,+IUH)3#0$,,(1·24561WT)HWW7’GH)HW+1TWWG(QHUTG5T+IUH)4561WT)HWW,TGHU)S,5WW,VG1()(OGS11V(ITHIT5IUOG(T(WSITGHT.V)5TH(P/)5PTHUWHHU1.I/WQH)H89:0;,0:0;5IU<#:#;G./GH)TG5ITG(WH(P(QIJ)((TWHHU1.I/W,)HWOHVT.*H1S,5IUTGH5IT.(.U5ITHI]S,H5VT.*.T.HWQH)HW./I.P.V5IT1S·3G./GH)QG.1HTGH="O)
6、(U+V.I/)5TH5IUTGHGSU)(/HIOH)(.UH(>"=")5IU,51(IU.5UHGSUH(?@A)V(ITHITWQH)HW./I.P.V5IT1S1(QH).I/)5PTHUWHHU1.I/W1H5*HWTG5I.I(QIJ)((TWHHU1.I/W7^()[(TG/)5PTHU5IU(QIJ)((TWHHU1.I/W,4561WT)HWW)HU+VHUTGHVG1()(OGS11V(ITHIT5IUOG(T(WSITGHT.V·3)5TH,[+T.IV)H5WHUTGH="O)(U+V.I/)5TH5IUTGH>"="5IU?@AV(ITHITWW./I.P
7、.V5IT1S7>(QH*H),TGH/)(QTG(P/)5PTHUWHHU1.I/WQ5W1HWW5PPHVTHU[S4561WT)HWW7’GHWT)(I/H)W51TT(1H)5IVH(P/)5PJTHUH//O15ITWHHU1.I/WQ5W)H15THUT(TGH.)G./GH)5IT.(.U5ITHI]S,H5VT.*.T.HW5IU1HWW(.U5T.*HU5,5/H7?#50’,3&:/)5PTHUH//O15IT;4561