大钟岭水库的浮游植物种群结构及四季变化
摘要：通过对大钟岭水库为其一年的监测总结出大钟岭水库在贫营养水平和中富营养水平之间波动。对大钟岭水库的浮游植物进行检测共检测出浮游植物6个门35种（属），优势种群在夏季为甲藻门约占总生物量的54.29%，春秋季和冬季优势种群为绿藻门，分别占总生物量的16.76%,39.59%,29.71%，浮游植物的变化具有明显的季节性。
关键词：营养盐，浮游植物，季节变化
Dazhongling Reservoir phytoplankton’s structure and changes all the year round
ChaiXia,ShiJiada,LiuCongyu,CaiYuqiao*
( Nanjing Zhongke Water Environment Engineering Co., Ltd Nanjing, 210008)
Summary:Pass to the Dazhongling reservoir for it a year of the monitor tallies up a Dazhongling reservoir in poor nourishment level and a motion of the rich nourishment level.Carry on the examination to phytoplankton of Dazhongling reservoir to examine phytoplankton totally 35 kinds of, the advantage grows the cluster in summer for 54.29% that Pyrrophyta about has the total living creature quantity, the spring autumn and the winter advantages grow the cluster as the green weed door, having 16.76%,39.59%,29.71% of the total living creature quantity respectively, the phytoplankton variety has the obvious seasonal.
Keyword:The nourishment salt, phytoplankton , the season variety