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Plutella相关的网络例句

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与 Plutella 相关的网络例句 [注:此内容来源于网络,仅供参考]

The result in efficacy trials against Plutella xylostella indicated that some kinds of photoprotecting avermectin had the most dramatic effect on the 3 day after application.

对小菜蛾的田间药效表明,几种光保护型阿维菌素对小菜蛾的防效在3d后差异显著,混合UV-P+BHA的阿维菌素在1、3和7d的防效分别为84.78%、95.17%和98.50%。

Since the first reported field population of Plutella xyllostella become less sensitive to Bt, the number has reache...

自1985年Mcgaughey首次报道小菜蛾田间种群对Bt产生抗性以来,已报道有150多种害虫产生抗性。

Avermeetin has no contract poisoning toxicity to eggs and no effect on adult lifespan and mean number of eggs of Plutella xylostella .

阿维菌素对小菜蛾卵不具触杀毒力,对成虫寿命及产卵量无明显的影响作用。

To provide data for toxicity assessment of avermectin on diamond back moth, Plutella xylostella, the leaf protection role of avermectin was studied.

尝试采用叶片保护率评价阿维菌素对小菜蛾2龄、3龄幼虫的毒力,以期为该药毒力的准确评价提供资料。

Temperature showed significant effect on the toxicity of avermectin to the second instar larva of Plutella xylostella.The toxicity become greater as temperature ranged from 15 -~-- 32 C .

温度对阿维菌素的毒力有较大的影响,在15~32℃温度范围内,阿维菌素对小菜蛾幼虫的毒力随着温度的升高而增强,温度从15℃上升到32℃,阿维菌素对小菜蛾幼虫的毒力增加了32.35倍。

Plutella year as a result of rampant development was very short, algebra and more frequent pesticide use, fast development of resistance, chemical pest control has become a major problem.

由于小菜蛾常年猖獗,发育期短,代数多,农药使用频繁,抗药性发展极快,已成为该虫化学防治的一大难题。

Plutella xylostella Granulosis Virus; life table ; index of population trend ; index of population control

小菜蛾;小菜蛾颗粒体病毒;生命表;种群趋势指数;控制指数

When transgenic rape leaves were fed to Plutella xylostera, mortality of second instar larvae ranged from 33% to 47% and the survival larvae had a less weight than the control.

对叶绿体转化植株进行虫试,结果表明,8天后小菜蛾幼虫的死亡率为33%-47%,未死亡的幼虫比对照体重减轻。说明所获得的叶绿体转基因植株具有杀虫和抑制幼虫生长的作用。

In this study, the cDNA fragments encoding α subunit of nicotinic acetylcholine receptor was cloned from the diamond back moth, Plutella xylostella with RT-PCR techniques. The amplified fragments are 425 nucleotides in length, from which 141 amino acids were deduced.

测序结果显示,扩增的目的基因片段包含了nAChRα亚基的三种亚型,分别命名为Pxal、Pxa2、Pxa3,都具有典型的α亚基的结构:两个相邻的半胱氨酸;形成胞外环的15个氨基酸;与烟碱和α银环蛇毒素结合有关的氨基酸残基。

The effects of capsaicin on glutathione S-transferase and Na(superscript +)-K(superscript +)-ATPase of Plutella xylostella were tested with conventional methods in laboratory.

采用常规生化方法测定了辣椒碱对小菜蛾体内谷胱甘肽S-转移酶和Na-K-ATP酶活性的影响。

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