The effects of mulberry variety and pruning method on eggs laying of silkworm (Bombyx mori L.
试验研究了不同桑品种、剪伐形式等因素对家蚕产卵数量的影响。
Olfaction in chemically mediated host seeking and oviposition behavior of mosquitoes;
蚊虫搜寻吸血寄主和产卵行为的调节因子及相关嗅觉机理
Effects of oviposition of anopheles stephensi on malaria exflagellation inducing substance in the different organs;
斑须按蚊产卵对不同器官出丝诱导物质的影响
The feeding and oviposition behaviors of Bemisia tabaci (Gennadius) biotype B on five host plants;
B型烟粉虱成虫对五种寄主植物的取食和产卵行为
Effects of water temperature and photoperiod on maturation and spawn of flounder (\%Paralichthys olivaceus;
水温和光照对牙鲆亲鱼性腺成熟和产卵的影响
Experiment on stock culturing,spawning and hatching of Octopus vulgaris
真蛸亲体培育、产卵及孵化试验
Female moth can spawn several times and male moth can mate several.
羽化主要集中在18:00~凌晨2:00,而交尾时间在21:00~24:00,其中23:00左右是交尾高峰;【结论】雌成虫有多次产卵现象,雄成虫具有多次交尾行为。
Hydrology status on the spawning ground of Acipenser sinensis below the Gezhouba Dam and its relation to the spawning run;
葛洲坝下游中华鲟产卵场的水文状况及其与繁殖活动的关系
Study on artificial cultivation and spawning technique of fish,Lutjanus erythropterus;
红鳍笛鲷亲鱼培育及产卵技术研究
Behaviors of maturation, mating, spawning and fertilization in Penaeus vannamei;
南美白对虾的性腺发育、交配、产卵和受精
Studies on the Heredity and Breeding of Number of Eggs Laid in Silkworm (Bombyx mori L.) I. Genetic Analysis and Bre- eding Meaning in Number of Eggs Laid
家蚕产卵数的遗传及育种学研究——Ⅰ.产卵数的遗传解析及育种学意义
Some fish lay thousands of eggs.
有些鱼可以产数以千计的卵。
Analysis of Embryo Producing with Superovulation;
超数排卵法生产奶牛胚胎效果的研究
Some fish are very fertile ; they lay 1000' s of eggs.
有些鱼是非常多产的,它们产下数以千计的卵。
The effecting about Exceeding ovulation and ovum culling on the milk yield and breeding capability of the cow subjects;
超数排卵与采卵对供体牛产奶量及繁殖性能影响的实验研究
A haploid cell that results from the meiotic division of an oocyte and becomes a female gamete or an ovum.
卵(子)细胞由于卵母细胞减数分裂产生而后形成配子或卵细胞的单倍体细胞
apoor, good, etc layer
产卵少、 多...的鸡.
A multicellular, often flask - shaped, egg - producing organ occurring in mosses, ferns, and most gymnosperms.
藏卵器在苔藓、蕨类及大多数裸子植物中的多细胞的,常为烧瓶状的产生卵子的器官
To lay or deposit eggs in.Used of certain insects.
昆虫产卵使某些昆虫产卵
To lay eggs, especially by means of an ovipositor.
产卵生蛋,尤指通过产卵器
The copepods abundance impact on the abundance distribution of fish eggs, larvae.
长江径流量变动对鱼卵仔鱼数量和分布产生一定的影响。
Enhancing Embryo Yield in Superovulated Holstein Heifers by Immunization Against Inhibin
主动免疫抑制素提高奶牛超数排卵胚胎产量的研究
a member of the sex that produces ova or bears young.
产卵或产仔的个体.
Most ovarian follicles undergo an involutional process called follicular atresia.
大多数卵泡都经过退化变为闭锁卵泡。
Producing eggs that hatch outside the body.
卵生的在亲体外产卵并发育和孵化的
Mosquitoes kill easily when incubating.
蚊子在产卵时易于消灭。
These insects deposit their eggs in the ground.
这些昆虫产卵于地下。
spawning stock biomass per recruit
单位补充产卵群生物量
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