Then, the methods of algae control in eutrophic lake and the processes of algae removal in the raw water are described.
综述了富营养化的供水原水中，藻类控制与去除方法的国内外研究进展。
The direct means include physical and chemical methods, but biological method means to apply vegetation for algae control.
物理法和化学法是除藻技术的直接手段，而生物法是通过生物对藻类的控制来达到控藻的目的。
In addition, use of cyanophage and phycovirus for the control of algae also had an extensive prospect.
另外，利用“噬藻体”与“藻病毒”控制藻类生长也有广阔的前景。
Products used for the preservation of water or other liquids used in cooling and processing systems by the control of harmful organisms such as microbes, algae and mussels.
指用于制冷和加工系统的水体防腐剂，控制有害机体（如微生物、细菌、藻类等）的防腐作用。
Phosphorus is the first limiting nutrient density to the algae populations, and therefore control the eutrophication, may depend on the phosphorus control measures.
磷是水体中藻类种群和密度的第一限制性营养元素，因此在水体富营养化的治理上，可能取决于对磷的控制措施。
The biological control measures can reduce eutrophication in some extent, control the undesirable algae breeding and prevent its massive outbreak.
生物控制措施可以在一定程度上降低水体富营养化程度和控制藻类的过度繁殖，防止有害藻类大量爆发。
It could be available to control the concentration of nitrogen and phosphorus and the hydraulic retention time for algae bloom preventing.
控制氮磷浓度和水力停留时间是预防水华发生的有效措施。
When coral bleaches, seaweed can grow out of control, stifling reef recovery. But fish eat the algae, keeping it from smothering the coral.
国家地理原文是这样写的，“当珊瑚礁出现白化现象，海草便会疯长，珊瑚礁的恢复因此受到抑制”这样更准确。
In recent years, the blue algae blooms frequently in Taihu Lake and a lot of blue algae were salvaged as a method of eutrophication control.
近年来太湖蓝藻暴发频繁，作为太湖富营养化治理的重要应急措施，大量蓝藻被打捞、堆放。
In recent years, the blue algae blooms frequently in Taihu Lake and a lot of blue algae were salvaged as a method of eutrophication control.
近年来太湖蓝藻暴发频繁，作为太湖富营养化治理的重要应急措施，大量蓝藻被打捞、堆放。
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