Submerged macrophytes are the key factor determining nutritional status of phosphorus in a lake.
沉水植物是影响湖泊磷营养状态的重要因素。
So it is necessary to study synthetically the water effect made by submerged macrophytes on polluted water body.
所以系统研究沉水植物对污染水体所产生的水质改善效应是必要的。
Hydrological characteristics, such as water level and water flow, are significant factors influencing macrophytes.
水位、水流等水文特征是影响水生植物的重要因素。
The current situation, function, management and protective measures of the macrophytes in Yuqiao Reservoir are discussed.
本文论述了于桥水库大型水生植物的现状、作用、管理和保护对策及管理和利用中存在的问题。
The water improvement effects from different kinds of submerged macrophytes were studied according to contrastive experiments.
通过试验对比研究不同种类沉水植物对水质的改善效应；
So, reestablishment of floating macrophytes was also a significant method to reconstruct the eutrophic lake ecosystem and control inner loading release.
因此，恢复以水生植物为丰的水生生态系统足重建富营养湖泊生态系统和控制湖泊内源负荷的重要措施。
Water flow can affect structure of the community and species distribution, as well as the production, metabolic processes and morphological characteristics of macrophytes.
水流不仅能影响水生植物群落结构和物种分布，还能影响其繁殖传播、新陈代谢过程和形态特征。
Study the biomass impact on water improvement effect by different kinds of submerged macrophytes. The results interpreted from the experiments provide the reference to project.
研究生物量对不同沉水植物水质改善效应的影响，从试验得出生物量的影响结果，为工程应用提供参考；
Study the biomass impact on water improvement effect by different kinds of submerged macrophytes. The results interpreted from the experiments provide the reference to project.
研究生物量对不同沉水植物水质改善效应的影响，从试验得出生物量的影响结果，为工程应用提供参考；
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