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They did not know when, what, and how to feed the larvae.

他们不知道何时,用什么以及如何喂养贝。

Objective To study the effect of integrated control aimed at mosquito larvae in the urban environment.

目的 研究在城市生态环境中采取针对蚊防治的蚊虫综合治理效果。

They did not know when, what, and howto feed the larvae.

他们不 知道何时,用什么以及如何喂养贝。

However, laboratory and field experiments show that mosquitoes can produce binary toxin resistance under a long-term high selective pressure, which compromises Bs products as a biological mosquito larvicide in the comprehensive prevention and control of vectors and mosquitoes.

但实验室以及野外实验表明,蚊虫在长期高选择压力下能对二元毒素产生抗性,蚊虫对Bs产生的抗性影响了其作为生物杀蚊制剂在蚊虫综合防治中的持效应用。

Gravid An. sinensis demonstrated significant negative taxis towards bacteria A4 and Aeromonas sp., as well as slight taxis to Enterobacter sp., implying that the three bacteria were not the dietary preference for An. sinensis. However, in light of the possibility of their stable colonization into mosquito's guts, these strains may serve as the host cells of larvicide genes and transgenic anopheline antimalarial genes.

中华按蚊产卵时对A4菌和气单胞菌具有明显的负趋性,而对肠杆菌仅具有微弱的趋向性,推测这3种细菌可能不是中华按蚊食物的优先选择,但具有在蚊中肠内较为稳定存活的可能性,因此更适合于作为蚊生物杀虫基因的寄主细胞和仿转基因按蚊抗疟基因的寄主细胞被应用。

The confused young werewolf to lash out at whatever is hurting him.

这样的事往往是压力或者外伤引导的,这将会导致困惑的狼人猛力殴打那个伤害他的家伙。

This event is often brought on by stress or trauma, leading the confusedyoung werewolf to lash out at whatever is hurting him.

这样的事往往是压力或者外伤引导的,这将会导致困惑的狼人猛力殴打那个伤害他的家伙。

This event is often brought on by stress or trauma, leading the confused young werewolf to lash out at whatever is hurting him.

8楼这样的事往往是压力或者外伤引导的,这将会导致困惑的狼人猛力殴打那个伤害他的家伙。

A bud, young leaf, or other new growth on a plant.

嫩芽:芽,叶或植物上其它的新生长物

This paper reports something about it .The callus was induced and proliferated by using young stem , leaf and leafstalk as explants .which came out in early spring . In this paper , its effects on induction and proliferation were discussed by using different kinds of explants and hormone and different physical and chemical factors.The growth circle and some physiological and biochemical factors were studied during the culture of callus, a set of rapid propagation techniques were founded, which was rapid, efficient and steady.

本文以丹参初春萌发的茎、叶、叶柄为外植体,探讨了不同的外植体、不同的植物生长调节物质、不同的理化因子对愈伤组织的诱导和增殖效应,研究了黑暗和光照条件下愈伤组织细胞培养生长周期以及生长周期中生理生化指标的变化特征,摸索了一套快速、高效、稳定的丹参快速繁殖技术,为丹参组织培养、次生代谢物的生产提供理论依据,为丹参快速繁殖应用于生产提供技术支持。

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推荐网络例句

I didn't watch TV last night, because it .

昨晚我没有看电视,因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。

I'm running my simile to an extreme.

我比喻得过头了。