Its hatching rate varies with generations.
卵孵化率代数间有差异。
If irradiation time is too long, the hatching rate would be reduced.
照射时间过长，孵化率反而降低。
It also has difference between the hatching rate and the amount of eggs in different match.
不同的配比模式之间产卵量和孵化率也存在显著差异。
Selenium is an essential element for fish growth. Selenium compounds can improve hatching rate of fish.
硒是鱼类生长的必需元素，硒化合物可提高鱼类的孵化率。
This paper discussed the relationship between laser irradiation time and hatching rate of ArtemIa eggs.
本文讨论了激光照射时间与卤虫卵孵化率之间的关系。
The feature of eggs and its hatching rate of 19 species of plank tonic copepods common in Xiamen waters were investigated.
在厦门海区，调查了19种常见的自由产卵的浮游桡足类卵型及其孵化率。
The artificial shrinkage prior to vitrification could improve the survival rate and hatching rate of the vitrified expanded blastocyst.
冷冻前人工皱缩囊腔体积能明显提高扩张囊胚玻璃化冷冻的效率。
The effects of seawater salinity on hatching rate and survival activity index (SAI) of Epinephelus akaara were studied in the laboratory.
同时在不同盐度条件下对初孵的奥尼罗非鱼仔鱼进行耐饥饿试验，测定其不投饵存活系数（SAI）。
When eggs placed out of the wood block, egg stage is 13 ~ 15days, average hatching rate and average parasite rate are increased, they are 83.3% and 87.5% respectively.
卵放在木段外，卵期缩短为13 ~15天，平均孵化率及初孵幼虫对光肩星天牛幼虫的平均寄生率均有所提高，分别为83.3%和87.5%。
Effects of light rhythm and light intensity on hatching rate and deforming rate of larvae were not remarkable, but they all delayed or accelerated the embryonic development speed.
不同的光照节律和光照强度对胚胎的孵化率和初孵仔鱼畸形率影响不大，但是对胚胎发育速率和孵化时间具有明显的延滞或促进作用。
The extracts of acetone and petroleum ether had no effect to the hatching rate and egg development duration, but they were toxic to the newly hatched larvae of Plutella xylostella.
丙酮和石油醚提取物对小菜蛾卵的孵化及卵的发育历期没有影响，但有增加初孵幼虫死亡率的作用。
Results: Hydrosalpinx fluid significantly decreased the hatching rate of blastocysts and the concentrations of MMP-9 and TIMP-1 both in blastocysts and culture medium, in a dose dependent manner.
结果输卵管积液组的囊胚孵出率低于无积液组，囊胚及培养液中的MMP-9和TIMP-1低于无积液组，并呈剂量依赖性，MMP-9/TIMP-1随积液浓度增加而降低。
Microcystins can interfere with the development of embryos, delay hatching time, reduce hatchability and increase malformation rate with a dose-dependent manner.
微囊藻毒素能干扰鱼类胚胎发育，延迟出膜时间，降低孵化率，增加畸形率，而且还具有剂量依赖效应。
The rate of egg hatching can reach over 90 percent.
在正常情况下，卵的孵化率达90%以上。
The rate of generation survival and generation growth, and hatching nymphs in total mumber revealed in the tendence of a parabola.
五种温度的世代存活率、发育速率及孵出的若虫总数均呈抛物线趋势。
The initial larval feeding rates fell to 50% of the tiptop initial feeding rate, the larvae entered the PNR, which appeared on the 8 ~ 9 days after hatching.
当初次摄食率降至最高初次摄食率5 0 %时，仔鱼进入不可逆期，不可逆点出现在仔鱼孵出后第8 ~9天。
The initial larval feeding rates fell to 50% of the tiptop initial feeding rate, the larvae entered the PNR, which appeared on the 8 ~ 9 days after hatching.
当初次摄食率降至最高初次摄食率5 0 %时，仔鱼进入不可逆期，不可逆点出现在仔鱼孵出后第8 ~9天。
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