环境因子对球形棕囊藻囊体生长的影响

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关键词囊体；环境因子；生长；球形棕囊藻中图分类号Q178 文献标识码A文章编号 0517-6611（2025）13-0056-08doi：10.3969/j.issn.0517-6611.2025.13.012开放科学（资源服务）标识码（OSID）：

Effectsof Environmental Factors on the Growth of Phaeocystis globosa Colonies

WUXiao-yu1，Uhe-chn12HEYngqietal（1.JangsuKeyLaboratoryofarineioresoresndEcoenvirontg OceanUniversityigngJg;.gsuKyboatoyfiotguaUvesiyiag Jiangsu ）

AbstractObective]ToexploretherelationshipsbetweenthegrowthofPhaeocstisglobosacoloesandthenvironmentalfactos.et odTefectsalcschhtsitympauedsss colonies，thedaerflodmbeofcelsioloalyd.esultUderlbatoryoiios globosacoloniesreachedastablegrowthstageat8daysandadeclineperiodat12days.Whentheconditonsoflightintensityof （204号 62.5μmol/（m2⋅s） and above，temperature range of 20-26°C ，inoculation size of 1%-4% ，higherinitial NO3- concentration （ 128- （204号 440μmol/L and PO43- concentration （ 8-24μmol/L ），Phaeocystis globosa colonies could grow rapidly，with higher the number of colonies， largerthespeificgrowthateorgtameterofolosadteumbrofgalcelsieolos.Coclusio]higlightin tensity，temperature，inoculation amount，initial NO3- concentration，and certain initial PO43- concentration could promote the growth of colonies，which provided basic data for the early warning of red tide by Phaeocystis globosa colonies.

KeyWordsColony;Environmental factor;Growth;Phaeocystis globosa

球形棕囊藻（Phaeocystisglobosa Scherffel）分布广泛[1]，具有游离单细胞和囊体2种形态[2]，藻华时主要以囊体形态存在[3]。（剩余13493字）