1) veliconcha
面盘壳顶幼虫
2) Umbo larvae
壳顶幼虫
3) veliger
[英]['vi:lidʒə] [美]['vilədʒɚ, 'vɛlə-]
面盘幼虫
1.
Effect of microalgae on the growth and survival of Pinctada margaritifera veligers;
几种微藻对珠母贝面盘幼虫生长和存活的影响
2.
The results showed that the veligers had more rapid growth and less variation in growth at lower density (6～8 ind.
长牡蛎育苗期间经常出现面盘幼虫生长参差不齐现象,影响单位水体出苗量。
3.
The paper reported the effects of the different seed-collecting density of the post veliger,the different benthic diatom and the different rearing density of the juvenile abalone on the growing and survival rate of the juvenile abalone.
研究了后期面盘幼虫不同采苗密度、不同底栖硅藻与稚鲍不同培育密度，对鲍苗的生长与成活率的影响。
4) larvae
[英]['lɑ:vi:] [美]['lɑrvi]
面盘幼虫
1.
We made comparison trial for bait effect on Crassostrea gigas larvae with four kinds of algae of different breed and feeding density.
采用四种单胞藻的不同种类及投喂密度的组合方式,对太平洋牡蛎面盘幼虫的饵料效果做了对比试验,结果表明:单一品种投喂宜选用等鞭金藻;混合投喂以等鞭金藻加塔胞藻和等鞭金藻加三角褐指藻为优选饵料,混合投喂最佳密度为4×104/mL。
5) big veliger
大面盘幼虫
1.
Based on the morphological change, early development can be divided into 2 stages: embryonic development (including cleavage, blastula, gastrula, egg-trochophora and egg-veliger) and larval development (including weaning stage, big veliger, settlement stage and creeping larvae).
在水温27～29℃、气温27～31℃和海水盐度为16的环境条件下人工孵化瘤背石磺的卵块,根据早期发育的形态变化将其划分为胚胎发育(包括卵裂期、囊胚期、原肠期、卵内担轮幼虫、卵内面盘幼虫)和幼虫发育(包括开口期、大面盘幼虫、附着期、匍匐幼虫)两个阶段。
6) veliger stage
面盘幼虫期
补充资料：壳壳
1.亦作"殻殻"。 2.诚笃貌。 3.中空貌。 4.象声词。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条