benthic animal

基本解释

The concept and main groups of zoobenthos was summarized , and studies of assessment and monitoring of water quality by using benthic animal in China were reviewed.
概括了底栖动物的概念，列举了淡水底栖动物的主要类群；综述了近年来我国利用底栖动物评价和监测水质的主要工作。
The water quality of Urumqi river was evaluated using biological index . which is on the basis of analysis of the population structure of benthic animal in Urumqi river.
通过对乌鲁木齐河底栖动物种群结构的分析，利用生物指数评价乌鲁木齐河水质状况。
In these two sites, the benthic animal community were mainly composed of oligochaeta and chironmus larva, they were adaptive to low concentration DO and were resistive to organic pollution.
西湖和青山水库底栖动物群落主要由寡毛类和摇蚊幼虫组成，存在适应低溶氧、耐有机污染的种群。

底栖动物
The total number of benthic animal descent comparing general paddy.
底栖动物个体总数总体上比常规稻田少，水稻生育前期减小的幅度比较大，后期和常规稻田差别不大。