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- Seven species of micro-algae were applied to feed the planktonic larvae of hybrid sea urchin. 采用7种单胞藻饲育杂交海胆浮游幼体以研究其饵料效果。
- Results show that increasing planktonic larval density increased cumulative settlement rate and decreased mortality rate and settlement time. 结 果发现:随著浮游幼生时期密度的增加,浮游幼生的累积著苗率增加、浮游幼生的死亡率降 低、浮游幼生的平均著苗时间缩短。
- Currents sweep sediment-laden waters clear more efficiently than clams and bring in young fish and planktonic larvae from distant, healthy reefs. 洋流在净化泥沙淤积的海水方面远比蛤蚧的效率高。并且,它同时还会从远方健康生长着的珊瑚礁带来幼鱼及一些浮游生物。
- The increased cumulative settlement rate and decreased mortality rate caused by the increment of planktonic larval densities may be explained by the concentration of inducer in the environment. 随著浮游幼生时期密度的增加,浮游幼生的累积著苗率增加以及死亡率降低的情形可能跟环 境中诱导著苗物质浓度有关系。
- I think this worm is a larva of a butterfly. 我觉得这虫子是蝴蝶的幼虫。
- A caterpillar is the larva of a butterfly. 毛虫是蝴蝶的幼体。
- The tadpole is the larva of the frog. 蝌蚪是青蛙的幼体。
- So we know this plankton is very dangerous. 可见浮游生物是非常危险的。
- planktonic larva 浮游幼虫
- It shows the metamorphosis of a larva into a butterfly. 它展示了从幼虫变成蝴蝶的过程。
- A larva metamorphoses into a chrysalis and then into a butterfly. 幼虫变为蛹,然后再变成蝴蝶。
- A worm or an insect larva that bores into wood. 蛀虫钻在木头里的蠕虫或昆虫幼虫
- The parasitic larva of a botfly. 马胃蝇蛆马蝇的寄生性幼虫
- Plankton that remains free-swimming through all stages of its life cycle. 终生浮游生物一种在其生命的所有阶段可自由游动的浮游生物
- Plankton and nekton are pelagic organisms. 浮游生物和自游生物都是海面的生物。
- They eat planktonic crustaceans and fish larvae. 以浮游的甲壳动物和鱼类幼体为食。
- The larva or pupa of a mosquito. 孑孓蚊子的幼虫或蛹
- Tail end of third stage larva of S. 尾端微凹陷。
- So we know his plankton is very dangerous. 可见浮游生物是非常危险的。
- A caterpillaris the larva of a butterfly. 毛虫是蝴蝶的幼体。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries