benthic animal

基本解釋

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.
概括了底棲動(dòng)物的概念，列舉了淡水底棲動(dòng)物的主要類(lèi)群；綜述了近年來(lái)我國(guó)利用底棲動(dòng)物評(píng)價(jià)和監(jiān)測(cè)水質(zhì)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.
通過(guò)對(duì)烏魯木齊河底棲動(dòng)物種群結(jié)構(gòu)的分析，利用生物指數(shù)評(píng)價(jià)烏魯木齊河水質(zhì)狀況。
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.
西湖和青山水庫(kù)底棲動(dòng)物群落主要由寡毛類(lèi)和搖蚊幼蟲(chóng)組成，存在適應(yīng)低溶氧、耐有機(jī)污染的種群。

底棲動(dòng)物
The total number of benthic animal descent comparing general paddy.
底棲動(dòng)物個(gè)體總數(shù)總體上比常規(guī)稻田少，水稻生育前期減小的幅度比較大，后期和常規(guī)稻田差別不大。