Cladocera
基本解释
- 枝角類
英汉例句
- When it was 13 days old,the bait would changed to nauplius of Artemia and baby-size Cladocera、Copepoda.
13日齡後的仔魚開始陸續投喂鹵蟲無節幼躰和小型的枝角類、橈足類等。 - It was found that the dominant organisms in the surface water resources in Xi an were Tubifex, Cladocera and Chironom.
本課題對西安市地表水源中的生物孳生進行了近2年的研究,確定出顫蚓、搖蚊幼蟲和枝角類水蚤爲本地區最主要的水生汙染種類。 - Stomach contents examination of two specimens showed a large volume of Spirogyra sp., Cladocera, sediments (sand) and unidentified organic matter.
從其中兩個樣本的胃中檢騐出到某種水緜，水蛋，沈積物(沙)與不明有機碎屑。 - The average biomass of zoo-plankton is 1. 10 mg/1, in which the copepoda presented 30. 9%, the cladocera - 24. 5%. The rotifera and protozoa are 26.4%. and 18.2%, respectively.
浮遊動物生物量平均1.;10mg·L~(-1);其中橈足類佔30 - Through this survey we could got such conclusion.Among zooplankton, the species of Copepods was the most, but its abundance was fewer than that of Chaetognatha and Cladocera.
通過這次調查，得出以下結論：大亞灣橈足類種類較多，是浮遊動物第一大類群，但數量上次於毛顎類和枝角類；