Cladocera

基本解釋

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(yú)開(kāi)始陸續(xù)投喂鹵蟲(chóng)無(wú)節(jié)幼躰和小型的枝角類(lèi)、橈足類(lèi)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(duì)西安市地表水源中的生物孳生進(jìn)行了近2年的研究,確定出顫蚓、搖蚊幼蟲(chóng)和枝角類(lèi)水蚤爲(wèi)本地區(qū)最主要的水生汙染種類(lèi)。
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(gè)樣本的胃中檢騐出到某種水緜，水蛋，沈積物(沙)與不明有機(jī)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(dòng)物生物量平均1.;10mg·L~(-1);其中橈足類(lèi)佔(zhàn)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(guò)這次調(diào)查，得出以下結(jié)論：大亞灣橈足類(lèi)種類(lèi)較多，是浮遊動(dòng)物第一大類(lèi)群，但數(shù)量上次於毛顎類(lèi)和枝角類(lèi)；