弱光对番茄茎叶中铜含量的影响

华北农学报· 2009, 24(增刊):180-182là ° ù:2009-10-13Á “:SE“863”9à “(2001AA247011);SE“ Eô” S/þ1 “(2001BA5031306)Teº:ü­(1972-), 3, ¦,¬ q,p V,ö1V Y ! v ¡# v 3 Øùî。YßT: Ù? (1955-), 3, a ÜÏ ¦, q,p V 3 =,ö1V Y ! ó# v 3 Ø 3 ÿ¥Ðùî。ÐI NÔ=Ïc ¥Y杨延杰1,谢春玲2,林 多1,李天来2(1. j<vÐó óÐý, öê 266109;2. + j<vÐóÐý, a 8 ! ó×Ä L i, a + 110161)K1:YV °Ñ i =É¥ Ðv < Ðûà HW) Ø,ùî ÐI NÔ=ÏCuc ¥Y。²TV ü,50%1 ; <¥ ÐHq/) Ø3Û H,öÁI NÔ=ÏCuc ¥/, O Ûv <¥®ÐûÃHW¥üÉ7F×。 Ð) Øö1 P±é = ËÏCuc ®,7/ º=ÏCuc Y l。 0 ÐI NÖ“ ÐÌâ/Cu¥ l Æ sY¥ l。1oM: ÐI N;Cu;± í ÍÏms Ë|:S641 ÓDS M :A ÓcI|:1000-7091(2009)9 <-0180-03EffectsofLowLightonCopperContentinStemandLeafofTomatoYANGYan-jie1,XIEChun-ling2,LINDuo1,LITian-lai2(1.GardenandHorticulturalColege,QingdaoAgriculturalUniversity,Qingdao 266109,China;2.HorticulturalColege,ShenyangAgriculturalUniversity,LiaoningProvinceKeyLaboratoryofGreenhouseHorticulture,Shenyang 110161,China)Abstract:Thecoppercontentinstemandleafoftomato,whichcultivatedunderdiferentlowlightintensityandlowlightcontinuouslytimeconditioninspringsunlightgreenhouse,werestudiedinthisexperiment.Theresultshowedthatcoppercontentdecreaseinstemandleafoftomatolongerthan3weeksunder50%naturallightintensity.Thelowerlightintensityandthelongerlowlightcontinuouslytimewere,thedecreaseofcoppercontentwasheavier.Thelowlightledtocoppercontentgreatlydecreasedintopleavesoftomatoplant,whiletheinfluencetobotomleaveswasles.Theefectsoflowlighttoabsorptionandaccumulationofcopperinlowlightresistantlinewereless.Keywords:Lowlight;Tomato;Copper;MicroelementI N ; v,;v <1 pÚ,ë=1 ¹¹ 3ÁÏÜÈCy;v <7Y±éÈ 3É?â¥C, Éí Í Ð/ l、s ¥¥MÄ V ? Y¥×1oå­B 1。1¿ ÐI NN、P、K©v í Í 2, 3Mn 4©± í Í¥YXµBt¡。(Cu) ±þÈ 3É?âîA³¥± !í Í, öÁ±é 3É hÐ,Á ® 5,7 Ð/I N±éCu¥ l¹ 2s ¥Yù 。'ùî 0 Ð¥I N Ö“¹ k,ùî ÐI N±éÔ=ÏCuc ¥Y,¹ ÐHq/¥I N± íÍg ¨8“¥y ë4$ 。1 材料和方法1.1 k ¡â' k×ç¥I N 0 Ð Ö“W(L.es-culentum.Mil) 0 Ð Ö“Y(L.esculentum.Var.aurum.)¹ k。=1 + j<vÐó Sù¹­Â Y ° ¥ + °Ñ i =É。121 °lÕ,327 °±éÉÀ5 Ë= Hç±。ç± - Ä667m2 ¨ª µg5 000kg, U Í20kg、Ö=Ï20kg、 ; ÖK30kg, I, 55cm,é 35cm,Ä¥,È?ZE ¡5 Ø。1.2 k !9#© kZEI N籪7 d,É Ð) Ø。¨ Û uFk !9,Ñ i =1 ; <¹v,¨i; q¥ Év <) Ø, P) Ø =¥v<sY¹1 ; <¥75%,50%25%, k ùW dµ? Ñ i =11:30-12:30¥1 ; <¹9501 120mol(m2·s), Ð) ØsY¹710874 mol(m2·s)(75%1 ; <)、465.5621mol(m2·s)(50%1 ;<)245270 mol/(m2·s)(25%1 ; <)。 Ä)增刊 杨延杰等:弱光对番茄茎叶中铜含量的影响 181 Ø18é,3Qׯ。) ت, Äï7 d |50%100%(v)1 ; <) Ø¥±é,© | »2»6 Ë=s,iÜÔ、= Ë( Õ=c)s 7Ä,!¨,ÉÐ) Ø HW k; Ð) Ø3Ûª |“,© |ñIN±é¥¹ s,V±é¥»1½½)ܱés 7,iÜ/ ¥Ô、= Ë( Õ= Ë)sYÄ,!¨,É Ð < k。  Ö |“ H3Qׯ。“ ÖÄ、x Þ,ëת¨H2SO4 +H2O2hò,TAS-986ð0 ls;9©ç。 k s¨DPSs“dÉ,¨EXCEL ÈqSm。2 结果与分析2.1 Ð) Ø HWI NÔ=ÏCuc ¥YÐÌâ/,I NÔÏ¥Cuc (ÄÉ 9)µ/ t ,/y Ðûà HW Ö“7s(m1)。50%1 ; <) ت7d,I NÔÏ¥Cuc 6Ú,?ÃüÉ) Ø HW5c ûÃ/, O) Ø4Û H/Kv。 0 Ð Ö“WÔÏ¥Cuc ,50%1 ; <) Ø4Û H,ZA÷®¿v(100%1 ; <)。7 0 Ð Ö“YÔÏ¥Cuc ,50%1; <) Ø3Û H'A÷®¿v,4ÛªA÷®¿v。V ü, Ð(50%1 ; <)Å I N±éCu¥ l, ù Ð/(7d)Cu¥ l ? ï® l,7ûÃ3Û ,Cu¥ l sø×Å。Cu l ? ï¥Å, 0 Ð Ö“1 0 Ð Ö“Á 3C¥ HW。Û Ð) Ø HWüÉ, I N Ö“= Ë¥Cuc (VC¹® t , Ö“¥®。0 Ð Ö“W ÐûÃ3Û H,= ËÏ¥Cuc ÐvíA÷µs,ûÃ4Û H$ ®,A÷®¿v。 0 Ð Ö“Y= ËÏCuc Ðûû1Û HÚ¿v,­ª SÔ®¿v) Ø。 -3Û,= ËÏCuc ¥MÄ Ü×,»4Û­ª (A÷/。V ü, Û Ðûà HW¥üÉ,Cu_=ËÏs ¥¥Y9v, 0 Ð Ö“Á 3ÅûÃ¥ HW1 0 Ð Ö“¥ HWÉ。m1 Ð) Ø HWI NÔÏCuc ¥YFig.1 EffectsofshadingtimeonCucontentoftomatostemsm2 Ð) Ø HWI N= ËÏCuc ¥YFig.2 EffectsofshadingtimeonCucontentinoftomatoleaves2.2 Ð ç <I NÊÔ=ÏCuc ¥Y®m3 V©, 0 Ð Ö“Y/Ô ¥Cuc; </ û×ç7 0 Ð Ö“W¥Cuc5; <®100%50%1 ; <h Ð H,C 6Út ,?îv <Cuc /, ¯®¿v。 kS¶ =¥ Ð </, 0 Ð Ö“W/Ô ¥Cuc (Ú¿ 0 Ð Ö“Y,9£ üÐ/ lCu¥ ? ï <¿ Ö“Y,¹±é Ðv </¥ÌâÏ¥ 3É4þÉ$。 Û Ðç <¥9v/, 0 ÐI N Ö“WÔ Cuc ï 6 t ,50%1 ; </9ÀKÚ,?Ã9 <À25%1 ; <¥ Ð ç H,Cuc Ï ¤/; 0 Ð Ö“Y¥Ô ¥Cuc 75%1 ;</9ÀKÚ,ª Ûv <¥h Ð7Cuc h。 Ö“WÔ 75% ¥ </,Cuc ®182 华 北 农 学 报 24卷¿ Ö“Y;750%/ Ðv < H»Ú¿ Ö“Y。 ª ü 0 ÐI N Ö“ lCu ? ï <, H ? ï9Ú¿ 0 Ð Ö“。®m4 V A, Û Ð ç <¥9v,I N±é 、/= Ë¥Cuc (/, Ï/= Ë¥/®¿ = Ë, O 0Ð 0 Ð Ö“WíA÷µs,/= Ë¥Cuc Ú¿ = Ë。 = ËÏCuc 25%1 ; < HCuc K ,50%/¥ < H Ö“Y = ËCuc ®¿ Ö“W。m3 ; <I NÊÔ =Cuc ¥YFig.3 EffectsoflightintensityonCucontentindifferentpartsoftomatostemsm4 ; <I NÊ= Ë =Cuc ¥YFig.4 EffectsoflightintensityonCucontentintomatoleavesofdifferentposition3 结论与讨论YÈ Iâ/,±þ8Û¶ÌâÏ!í Í¥ ls ¥ö? 3B“ ¥MÄ。V'ùî²TV A, ¡5 ØZ T £gHqBÁ¥f /, ÐÌâ( Ð¥ûà HW <)I N±éÔ=Ï¥c µBç¥Y。Ô=ÏCuc Û Ð) Ø HW¥üÉ7®, ®¿ ù¥ Ðûà HW =,I N±é n5VC¹ÄþÉ Æ ¥®v¿Cu l s¥Å, P=ËÏc 6Ú Ðûà HWüÉ,5±é¥ 3É 9v,7ô“ l ? ï®,= ËÏ¥Cuc s±éÄþÉ Æ 9 T¨¥Y,Á c /。Ô Éí Í ¥Y¡,I N= ËÏ¥Cuc Ú¿Ô, ª üCu±é8 =¥ Ãy Ð ç7 sÅ。50%1 ; <¥ ÐûÃ3Û¥) Ø#?îv <,Á= ËÏCu¥c üA®,Mg、K#Mní Í ¥9µM »t ¥¡ 3, 4 , Ð ç <N,P¥ lY l,yN ÐÌâ/¹ P±ér 3É,ªÄðµI N g8“,¿±é Éí Í l¥Åñ, Ø Ã、K、 Ñg。k¿ô“ l ? ï¥/,R¨= ë ¨ 。I N±é ¥= ËÏCuc ®¿/¥=Ë, O/= ËÏ¥Cuc Ðv </MÄ l, ®¿/= Ë 3É¿ Ð) Ø-) Ø ù, Ð) تCuí Í_t= ËÏ¥s ¥ , OCuMî µ,y7 c Û<®7MÄ。7 = Ë Ð) Ø ùWZ 7¥,®¿ ÐÁCu lh , P c /。yN Ð çHq/,' Pô=r ÏCuí Íc ,®¿-¥/ 2, V ?ÁCu¥ lh , P = Ë CCuí Í。8 î ,50%1 ; <¥ ÐHq/) Ø3Û H,öÁI NÔ=ÏCuc ¥/, O Ûv <¥®Ðûà HW¥7F×。 Ð) Øö1P±é = ËÏCuc ®,7/ º=ÏCuc Y l。 0 ÐI N Ö“ ÐÌâ/Cu¥ l Æ sY¥ l。 IÓD: 1 CockshulKE,GravesCJ.ShadingonyieldofglasshousetomatoesJ.HortSci, 1992, 67(1):11-24. 2 Warren-Wilson,HandDH,HannahMA.Lightintercep-tionandphotosynthesisefficiencyinsomeglasshousecropsJ.ExperimentalBotany, 1992, 43:363-373. 3 ü­, Ù? , ,©. Ð ËI NÄþÉ Æ É!s ¥¥YJ,¿ jÐ,2006, 21(3):121-124. 4 ü­, Ù? ,SÓ á©.Ñ i ÐI NÔ=Mnc ¥YJ, a j< SÐ, 2004(4):49-50. 5 Û Ê º,R .£,âÒ,©.Cu½ 3ôr“d¹ ¥YJ.¿ jÐ, 2003, 18(4):76-78.