华中农业大学 水产学院, 湖北 武汉 430070
吕光俊(1972), 男, 副教授, 博士, 主要从事渔业生态和鱼类健康养殖研究. E-mail: gjlv66@163.com
S949
国家“十一五”科技支撑资助项目(2006BAD03B02-04); 湖北省“十一五”重大科技攻关资助项目(2006AA203A03-03)
College of Fisheries, Huazhong Agricultural University, Wuhan 430070, China
以上的水层1SD)差异很大2库浮游植物年平均密度和生物量分别为cells·L他座水库各指数之间的差异均达到了极显著水平
Thecommunitystructureandbiodiversityofphytoplanktonwereinvestigated,andwaterqualitywasassessed,infourreservoirswithdifferenttrophicstates,inHubeiprovince,between2006and2008.Therewere215speciesofphytoplanktoninthefourreservoirs,rankedinorderofabundance:diatoms,Chlorella,andblue-greenalgae.Blue-greenalgaeoccurredprimarilyinthelayerabove,diatomsweremostabundantinthelayerbetweenSDand2SD,whereasotheralgae,including,weremainlyfoundinthelayerabove2SD.thanTheaveragedensityandcellsLand2.740mgand3.088mginTaoyuanheReservoir.Thedistributionofphytoplanktonbiomassamonglayerswasgenerallycharacterizedas:SD>surface>2SD>3SD>bottomexceptfortheDaoguanheReservoir,inwhichtheorderwassurface>SD>2SD>3SD>bottom.Therewasahighlysignificantdifference()andthePielouevennessindex(eservoirandtheother0.05)amongDaoguanhe,Taoyuanheandhereservoirs.Anegativecorrelationwasfoundbetweentotalnitrogenandphytoplanktonbiomass,ositivecorrelationexistedbetweentotalphosphorusandphytoplanktonbiomass.Variationsofphytoplanktoncommunitystructurewereprimarilyattributedtothedifferencesinthetrophiclevelsofthefourreservoirs.
吕光俊,熊邦喜,陈朋.华中地区4座不同类型水库浮游植物的群落结构和多样性[J].中国水产科学,2012,19(4):690-699
LÜ, Guangjun, XIONG Bangxi, CHEN Peng. Community structure and diversity of phytoplankton of four reservoi rs in middle China[J]. Journal of Fishery Sciences of China,2012,19(4):690-699
