查询词典 Cladocera

The male reproductive system retains its primative characters on structure and function, but it has also made up its adaptability through the long-time evolution, which enables Daphnia carinata and other species of Cladocera to live with the changeable living environment.

隆线溞雄性生殖系统在结构与功能上表现出相对的原始性和适应性，两者相互结合，使以隆线溞为代表的枝角类更能适应复杂多变的生活环境。

It is understood that artificial breeding jellyfish demanding on the environment, sea water temperature to be in the 15 ℃ to 35 ℃ between; jellyfish 1 mm below the main feeding of the rotifers, Cladocera and other natural food organisms, called the clear water, abundant plankton.

据了解，海蜇人工养殖对环境的要求较高，海水温度需在15℃至35℃之间；海蜇主要摄食1毫米以下的轮虫、枝角类等天然饵料生物，因此要求水体清澈，有丰富的浮游生物。

They also showed that large Cladocera size is more important than their number for efficient phytoplankton control and when cladocerans are large enough, they can considerably restrain phytoplankton growth, including bloom-forming cyanobacteria, even when submerged vegetation is not restored.

同样，它们也显示了大型枝角类的体型相对于它们的数量就对浮游植物的有效控制上意义更大。当枝角类足够大时，它们能够限制浮游植物的生长，包括蓝藻的爆发，即便当沉水植被没有及时恢复。

Besides Copepoda, Medusae, Cladocera, Mysidacea also played an important role in maintaining the structure and function of estuarine ecosystem.

除桡足类之外，水母类、枝角类、糠虾类等其它浮游动物在维持河口生态系统结构与功能上也具有重要作用。

The suitable density of Sccharomyces cerevisrace for these two kinds of cladocera is 2.5×106 cell/ml and suitable culture temprature for Moina macrocopa is 28℃.

结果表明，在面包酵母液中加入适量的光合细菌(1～10％)和维生素C(0.1mg／ml)，可明显促进轮虫的种群增长。

It can be seen that the species composition of zooplankton comprised mainly of protozoa,followed by rotifers,copepods and cladocera,with an average density of 3.98×10~3ind/L.

从中可看出浮游动物种类组成以原生动物为主，其次是轮虫，桡足类和枝角类最少，平均密度为3.98×10~3ind/L。

Species of zooplankton were identified in Qiaodun Lake, with 45 being protozoa, 37 rotatoria, 19 cladocera, 6 copepoda.

上述湖泊浮游动物无论是种类组成还是密度均以小型的原生动物和轮虫占绝对优势。

Such as silver carp, bighead carp fry to eat the plankton, mostly in the upper heart water activities; grass, herring fry eat a large Cladocera and benthic organisms, mostly in shallow water edge of the activities.

如鲢、鳙的夏花吃浮游生物，多在水体中心上层活动；草、青鱼的夏花吃大型枝角类和底栖生物，多在水体边的浅处活动。

60 Species of zooplankton were identified, among which there were Rotifera 34 species, Copepoda 13 species, Cladocera 6 species, among which Rotifera has an dominance for 55.02%, especially Brachionus sp.

浮游动物共鉴定到60种，其中轮虫有34种，桡足类13种，枝角类有6种。

Both of amount of 54 ind/L and 95 ind/L were found from cladocera of 8 species as well as Copepoda of 6 species and their proportion of 28.57% and 21.43% were recorded.

浮游动物28个种属，其中轮虫14个种属，数量137 ind/L，占50%；枝角类8个种属，数量54 ind/L，占28.57%；桡足类6个种属，数量95 ind/L，占21.43%。

He knows that he's one of the mostdominant players in the NBA right now.

我知道他现在是联盟里最有统治力的球员之一了。

Using analysis method of BCG , the dissertation analyzed the management of voluntary service organizations .

利用BCG分析方法对我国的志愿服务组织管理进行了分析。