查询词典 diamondback

Taken together, compared with the susceptible strain, the resistance strai ns have no obvious changes in karyotype but have distinct difference in DNA level, which suggests that insecticide resistance is related to the changes hi gen omic DNA in diamondback moth.

从上面的结果看来，与敏感品系相比，三种抗性品系小菜蛾的核型没有发生明显的变化，但在DNA水平上存在明显的差异，说明小菜蛾的抗药性与基因组DNA的变化有关。

The experiment of the diamondback moth with the antennae excised in Y-tube olfactory verified that the antennae played an important role in search of ...

触角切除实验证明了，在小菜蛾成虫感受植物挥发性气味的过程中触角起着主要作用

The results demonstrated that the diamondback moth was attracted by the vegetable volatiles, female adults were attracted more than male adults, and there existed difference of the attraction from different vegetable species.

结果表明蔬菜的挥发性气味对小菜蛾有明显的引诱作用，在反应强度上，雌蛾明显高于雄蛾，且不同的蔬菜引诱效果之间也存在差异。

Diamondback moth larvae hatch in early often leaves into the upper and lower epidermis mesophyll between the feeding to form a small tunnel, but the food is very small, not easily found.

小菜蛾初孵幼虫往往钻入叶片上、下表皮之间取食叶肉，形成小的隧道，但食量很小，不易被发现。

The value of EC90 of 80% dimethomorph WG's control of cucumber downy mildew was 58.32 mg/L, and the value of LC50 of 80% fipronil WG samples on diamondback moth was 0.5196 mg /L, which meaned the indoor toxicity of the two WGs reached the level of the best foreign similar products.

制得的80%烯酰吗啉WG防治黄瓜霜霉病的EC90值为58.32 mg/L，80%氟虫腈WG样品对小菜蛾的LC50值为0.5196 mg/L，室内毒力达到了国外同类制剂最好产品水平。

One fragment of 248 bp cDNA of the GABAa recep tor gene from the fourth instar larvae of diamondback moth was amplified, cloned, sequenced and analyzed by using reverse transcription polymerase chain reaction method.

利用反转录多聚酶链式反应对小菜蛾的γ-氨基丁酸a 受体基因cDNA片段进行了克隆和序列分析。

The effects of biological agents against the diamondback moth,Plutella xylostllaL.

应用昆虫生命表技术，评价了5个生物制剂对小菜蛾种群的控制作用。

The orientation of diamondback moth and Cotesia plutella to the vegetable volatiles was investigated using Y-tube olfactory in the lab.

采用&Y&型管嗅觉仪，在实验室条件下，对十字花科蔬菜-小菜蛾-小菜蛾绒茧蜂系统中，害虫和寄生蜂对挥发物的定向行为进行了初步的研究。

By taking optimization for culture media of diamondback moth as example,theoretical research of SVR model in media optimization was carried out.Based on initial composition,Secondary Leave-one-out was carried out after kernel optimization and descriptors screening,the precision is higher than linear regression model,it is showed that SVR is proper for media optimization.

本文首先以文献报道的小菜蛾饲料配方优化数据为例，建立基于SVR优化配方、分析因子效应的方法学：从原始配方样本集出发，以SVR进行核函数寻优和自变量筛选后实施双重留一法预测，预测精度优于多元线性回归模型，表明非线性的SVR更适合用于优化配方。

Toxicity of emamectin to larvae of the diamondback moth, Plutella xylostella, at different temperatures was surveyed, and the effects on survivors of parent generation treated with sub-lethal dosage of the insecticide at 25℃ were studied with life table method.

研究了不同温度下埃玛菌素对小菜蛾Plutellaxylostella幼虫的毒力，并用生命表法研究了 2 5℃下埃玛菌素亚致死剂量(LC30 )处理小菜蛾 3龄初期幼虫后对其子代的影响。

The circulation, consumption and reproduction of the trilogy have not only testified to its historical significance and literariness, but also invested it with new meanings.

该三部曲的流通、消费与再生产不仅验证了其历史意义及文学性，而切还赋予它以新的意义。

If he thought that he could buy me off, he would be wrong.

如果他认为他可以收买我，那他就大错特错了。