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The spermatophorins are transferred into the female sperm receptive organs and take part in the forming process of the spermatophore. During mating, the functional proteins transferred with the sperm can decrease female receptivity, increase egg production, and promote sperm storage and competition.

精包结构蛋白参与精包的形成;功能蛋白在交配过程中随精子一起转移到雌虫体内,导致雌虫行为和生理的深刻变化,如降低雌虫再交配率、提高产卵量、促进精子转移、储存和竞争等。

Wild type plants treated by MeJA reduced the feeding and eggs of two spotted spider mite.

甲基茉莉酸处理也减少了二点叶螨对WT番茄的捕食量和在其植株上的产卵数。

Methods The necrophagous fly L. sericata were reared at constant temperature of 20 ℃, 24 ℃ and 28 ℃ respectively and were tempted to lay eggs with lean pork. One Sample was taken at 12 h intervals till 50% of the larvae were in pupae stage. Then, the anterior spiracle, posterior spiracle and cephalopharyngeal skeleton were investigated through digital image processing combined with morphologic observation.

在20 ℃、24 ℃和28 ℃下饲养丝光绿蝇,瘦猪肉诱其产卵,每隔12 h取样1次,直至50%以上幼虫化蛹为止,采用形态观察与图像分析相结合的方法对幼虫前气门、后气门、头咽骨进行观察研究。

Tabaci was the shortest (19.3 d) on hairy gourd and the longest (29.0 d) on bitter cucumber, the survival rate from egg to adult was the highest (92.85%) on cucumber and the lowest (53.08%) on bitter cucumber, the laid eggs were the most (187.4 eggs per female) on cucumber and the least (30.0 eggs per female) on bitter cucumber, and the longevity was the longest (25.2 d) on cucumber and the shortest (10.9 d) on bitter cucumber. The intrinsic rate of increase r(subscript mon cucumber, hairy gourd, bitter cucumber, and sponge gourd was 0.1453, 0.1429, 0.0616, and 0.1055, respectively.

结果表明,B型烟粉虱在节瓜上的世代发育历期最短,为19.3d,在苦瓜上的世代发育历期最长,为29.0d;世代存活率在黄瓜上最高,为92.85%,在苦瓜上最低,为53.08%;平均单雌产卵量在黄瓜上最多,为187.4粒,苦瓜上最少,为30.0粒;雌成虫寿命以在黄瓜上最长,为25.2d,在苦瓜上最短,为10.9d.B型烟粉虱在黄瓜、节瓜、苦瓜和丝瓜上的内禀增长率r(下标 m分别为0.1453、0.1429、0.0616和0.1055。

To further complicate the Steelhead life cycle is the time they return to spawn.

更复杂的生命周期是虹时返回产卵

Like salmon, steelhead are anadromous: they return to their original hatching ground to spawn.

就像大马哈鱼一样,刚头是溯河洄游的鱼类,它们返回最初的孵化地产卵

I think it laid eggs in my stomach.

我觉得它在我的胃里产卵

In the Spring, striped bass fishing becomes even more popular in the Northeastern United States, as striper migrate up the Eastern Seaboard to spawn to waters of optimal temperature.

在春季,条纹鲈鱼变得更加流行的东北美由于striper迁移到了东海岸海域产卵最适温度。

If a subdominant male should be lucky enough to get a female visitor, and spawn, the alpha male will do everything he can to sabotage successful rearing of the clutch.

如果一个男性的集合应该幸运地得到一位女客人,并产卵,阿尔法男性将竭尽所能破坏饲养成功的离合器。

Quantitative exploration of population differentiation will benefit the utilization and improvement of wasp breeding; in-depth studies on the capability of avoiding superparasitism, host selection and adaptability of Trichogramma populations collected from different localities and hosts can produce some conclusions significant to Trichogramma application; studies on ovipositional behaviors are important for breeding improvement; co-parasitism is a common behavior among egg-parasitoids, and also an important factor affecting artificial rearing and field release; observations on inter-specific competition are helpful for choosing the most competitive natural enemies. This dissertation treated of the pragmatic aspects of the diagnostic system, i.

赤眼蜂种群分化的定量研究有利于蜂种及其品系的利用和改良;对采自不同地域和不同寄主的赤眼蜂种群的寄主选择、避免过寄生的能力及其适应性等进行深入细致的研究,可以得到一些对赤眼蜂应用有意义的结论;研究赤眼蜂的产卵行为对改进其繁殖和利用具有重要意义;共寄生是卵寄生蜂的一种常见现象,也是影响赤眼蜂人工繁殖和田间应用的重要因素;赤眼蜂种间竞争行为研究可以遴选竞争力最强的天敌。

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然而,正如其名字所指出的那样,CD盘不能写,也不能用任何方式改变其内容。

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