海洋赤潮藻球形棕囊藻在氮磷富营养下的细胞增殖

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1、万方数据生态环境学报2009，l8(2)：447-452Ecologya蝉里型塑里里!呈堕!璺!!竺!塑http：／／wwwjeesci．c咖E-mail：editor④eesci．comCellproliferationof尸忍口PDq瞪廊g如6嬲口，aredtidecausatiVemarineIIlicroalgainVariousphosphorus(P)-andnitrogen(N)-repleteconditionsCaiZhuoping，HuangW萌wei，DuanShunshan+【nstinJt

2、eof哪龇logy，Jin缸Univ∞hy'GII叩g吐ou510632，Chi

3、蛆Abstract：PJt口印缈f妇g佑幻明，apreVaI∞tb100恤-fomingmicroaIgal叩lcci髓w雏growninV耐d哪phosphorus(P)-r印leceandni一仃og即㈣．r印letec恤ditions'lPlN(舵medi眦)：P=5xlo．39·L．1，N=75×lo。39·01；3P1N：P=15×lo。39·L-l'N．75×lo。3g·一lP3N：P_5×lO。gL～，N-225×lO。

4、g。L．I缸d3P3N：P=15xlo．3g·L．1，N：之25×lO。g‘L．J，锄dj招∞llgrowch舶sme签u托dby憾ingchl静p：byllfluorle∞∞cede咖inati∞锄dcell·cduntingmethods．There驰ltsshowednlat伊owthcurv髓ofPjk印哪f话咖6伽e)呻s酣e∽hnutrient湖ditio璐础bited勰‘‘s—shaped'’cⅢVesnlrougllouttheexperim口吒indicatingthemi啪algalcellse

5、xp硎印cedthr∞grow山s诅ges，咖elyslow-孕Dwnlstage，f缸t-growstageandstaciona驴孕。砒stage．chlorophyllnuorescencew弱a岱jctIed0_b、ri-a啮lybyt11eP柚d／0rNc∞c∞trati∞s．Si伊ific鲫tlyhigherchlorophyUnuo陀自c∞cew勰obsenredinthe3PlN，1P3N卸d3P3N(above900峙。L．1)够∞mp删wi也thannlatinlPlN(oIlly850峙·L．

6、1)，butmerew眦nosi鲥fic柚tdi仃e啪cesinthechl唧hyllnuo陀sc∞∞锄∞g3PlN，1P3N锄d3P3Nc∞diti∞s．Besides，r锄arkablyhigIl盯specific伊o、池ratew私fo∞diIl3P3N锄d3PlNc∞diti∞s(b矾labove0．77d-1)吐啪1PlN柚dlP3Nc伽ditions(∞lyO．70d．1弛d0．69d．1豫联而veIy)．Finally，ch蛐g鹤inthecelldeIls时of纠h}Dc声出g幻6唧exposedt

7、0di侬佗mphosphonl纠印lete锄dnin．09∞唧leteconditi∞sint11eteminati伽ofexpe—m∞twereconsistentwiththechangesincblorophyllnuorescence，wi廿ltherelativelyhighcrcelIde啮ityin3PlN，lP3Nand3P3Nconditi∞sth锄1PlN．our他叭Itsdemons自ratettlatlligh咖c即位狐onofPor／锄dNinthewaterisam匈orfktorres

8、p衄sible砌。the伍stgrDwlhofmi姗lgalcells，锄dthatme捆l豳gme砌∞ophyllnu鲫e虻舶ceinmicroa】galcellsjsaquick，sinlple’鲫略i-tive锄drclia_blemethod，henceitshouldbeutilizedinthepredictingandmanagingredtides．Keywords：尸^口eDc，博凼g如6∞口；cellpmlif．鼬ti∞；phosphoms；Ili缸Dg∞CLCnumber：X171．5Docu

9、me毗code：AAr6clem：1674_59ID6(2009)02．0447．06Redtideshavedrawngreatattentionbecauseofttleir舔sociationwithkillingoffishes，poisonillgofmarinewildlifc，ll乏lⅡIlingofhmnanhealth，锄dde孕弘dati