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- Evaluation on methods in quantitatively sampling and counting crustacean zooplankton. 浮游甲壳类定量采样计数方法评价。
- In March,the dominant species were Cyclops vicinus vicinus and Daphina pulex. The density of crustacean zooplankton in three stations was 17.1,7.0 and 1.8 ind. 3月份的优势种类为近邻剑水蚤和蚤状氵蚤;3个采样点(蚌埠朝阳大桥、五河分洪闸、浍河节制闸)的浮游甲壳动物密度分别为17.;1ind
- Water clarifier-A may play an important role in the increase of protozoa numbers, although such a role was not so obvious with rotifer and crustacean zooplankton. 饵料生物方面,尽管生物水净化剂对大型浮游动物(轮虫和浮游甲壳动物)的直接影响不明显,但它对原生动物有明显的促进作用。
- Dynamics of rotifer and crustacean zooplankton in a newly constructed reservoir 新建水库轮虫和甲壳类浮游动物动态特征
- Diel vertical migration of Microcystis and crustacean zooplankton in Lake Chaohu 巢湖微囊藻和浮游甲壳动物昼夜垂直迁移的初步研究
- Crustacean zooplankton 浮游甲壳动物
- Seafood is a valuable lobster crustacean section. 名贵海珍品龙虾属甲壳科。
- A pincerlike part,such as the large claw of a crustacean. 螯象钳的部分,如甲壳类动物的大螯
- A pincerlike part, such as the large claw of a crustacean. 螯象钳的部分,如甲壳类动物的大螯
- In addition, the lobster crustacean Xiake more than other red. 另外,龙虾甲壳比其他虾壳更红。
- A crustacean like lobsters and crabs but extremely small. 但在此期间,麦地那龙线虫在人体内生长。
- Haemocytes play important roles in crustacean immune responses. 血细胞在甲壳动物的免疫系统中具有重要作用。
- Phospholipids also appear to be essential in crustacean physiology. 甲壳类虽可生合成磷脂质,但能力十分有限。
- Crustacean appendages are used for swimming, crawling, and feeding. 气管类的动物后来没有这样的足了。
- Any aquatic mollusk, crustacean, or echinoderm that has a shell. 有壳的水生软体动物、甲壳动物或棘皮动物的统称。
- The illustrious Cuvier did not perceive that a barnacle was a crustacean. 大名鼎鼎的居维叶也未看出藤壶是一种甲壳动物。
- Some kinds of penguins eat a small shrimp - like crustacean called krill. 有几种企鹅吃叫做鳞虾的一种像虾的小甲壳类动物。
- Rotifer increased to be a dominant species in zooplankton in the water of the ponds. 在种群组成上,前期小球藻一直占优势,后期大型藻类大量出现后,小球藻生物量不大;
- The results indicate that the copepod-dominant zooplankton biomass responded to the upwelling environment. 研究结果发现以桡脚类为主的浮游动物质量明显符合涌升流之现象。
- A crustacean is an animal that has a firm shell and usually lives in water. 甲壳类动物是指具有坚硬外壳、通常生活在水中的动物。