To monitor the change in the size structure of phytoplankton community in enclosures after the introduction of fish.
监测围隔中引入鱼以后浮游植物群落在大小结构方面的变化。
At the same time, an evaluation of long-term monitoring data (1996 ~ 2005) showed that phytoplankton community structure had been changed.
同时，结合历史监测数据(1996 ~ 2005年)分析表明，调查海域浮游植物群落结构已经发生改变。
The results of investigation and indoor simulated test showed there were effects of increased water bodies temperature on the structure, dominant, density and biomass of phytoplankton community.
试验结果表明：水体增温对水库浮游植物的种群组成、优势种的优势度、藻类密度和生物量均有影响。
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