小菜蛾

Bt制剂对小菜蛾及其主要寄生蜂的选择毒性

Selective Toxicities of Several Bt Preparations to Diamondback Moth and Its Parasitoids

利用RNAi技术沉默小菜蛾类钙粘蛋白基因

Silencing of cadherin-like gene in the diamondback moth , Plutella xylostella ( Lepidoptera : Plutellidae ), using RNAi technique

小菜蛾对杀虫双和杀螟丹抗药性遗传的DNA随机扩增多态性研究

Random amplified polymorphic DNA of resistance to dimehypo and cartap in diamond-back moth , Plutella xylostella

转pinⅡ基因白菜的遗传分析及小菜蛾抗性鉴定

Genetic Analysis and Insect Assay of pin I Transgenic Chinese cabbage

阿维菌素抗性小菜蛾的RAPD和SCAR标记

RAPD and SCAR Markers for the Plutella xylostella Resistant to Abamectin

小菜蛾全长cDNA文库的构建及质量分析

Construction of a Full-length cDNA Library of the Diamondback Moth , Plutella xylostella

BT防治小菜蛾的几项使用技术

Studies on Bt Use-Technology to control Plutella xylostella

在建立了昆虫体内多胺的高效液相色谱（HPLC）测定方法的基础上，研究了外源多胺和激素与小菜蛾蛹期多胺代谢的相互关系；

Studied the effect on the metabolism of polyamines and hormone in the base of determination of polyamines by HPLC ;

无机化学添加剂与Bt混合对小菜蛾杀虫效果的影响

Effects of the composition of inorganic chemical additives and Bt on controlling function of Plutella xylostella

结果表明：福建省小菜蛾EST谱带模式可分为A、B、C等3区，共14条带；

The result indicated that the EST zymogram of Plutella xylostella could be divided into A , B and C districts , totalling 14 bands ;

为探明磁场和LED灯对小菜蛾的作用，本文分别研究了磁场和LED光对小菜蛾生物学特性的影响。

The effects of different intensities of magnetic field and different wavelengths of LED lights on biological characters of the diamondback moth were investigated in this paper .

东南沿海地区小菜蛾对Btδ-内毒素和Bt制剂的抗性检测

Field-evolved resistance to Bt δ - endotoxins and Bt formulation in Plutella xylostella from the southeastern coast region of China

试验结果表明，抗性种群对有毒叶片的行为避害能力弱于敏感种群，小菜蛾对Bt杀虫剂的抗性产生应与其行为机制无关。

The result implied that the resistance of ( diamondback ) moth to Bt did not relate with behavior resistance mechanism .

因此，多功能氧化酶环氧化活性的提高是小菜蛾对杀螟丹抗性的一个重要机制，而AchE和CarE活性与该抗性无关。

Therefore , the enhancement of aldrin epoxidase activity was an important resistance mechanism for cartap , but the resistance was not related to AchE and CarE .

该研究为小菜蛾Bt受体的确定及阐明其分子抗性机制提供了一定的依据。

This study contributes to the determination of the Bt receptor of P. xylostella and its molecular mechanism of resistance . 4 .

Wolbachia在北京地区小菜蛾种群中的感染

Infection of Wolbachia in Plutella xylostella in Beijing area of China

龙柏精油对小菜蛾的生物活性龙柏精油对小菜蛾Plutellaxylostella（L.）

Bioactivity of the essential oil from dragon juniper against diamondback moth ( Plutella xylostella ) .

Bt可湿性粉剂对小菜蛾不同虫龄幼虫的毒力随着虫龄的增长而降低，不同虫龄之间差异显著；

The toxicity of Bt soluble powder to the different instar larvae of DBM decreased with the instar development , it indicated great difference among different instar .

研究了520nm波长LED灯对小菜蛾产卵量和卵孵化率影响。

The impact of 520 nm LED light on fecundity and egg hatching rate of the diamondback moth was studied .

小菜蛾细胞色素P450基因的克隆及生物信息学分析

Cloning of Cytochrome P450 Gene from the Diamondback Moth , Plutella xylostella ( Lepidoptera : Yponomeutidae ) and its Analysis by Bio-informatics Technology

对供试的小菜蛾有明显活性，浓度为25mg／ml（点滴法），死亡率分别86.6%。

The compound had a mortality of 86.6 % against Plutella xylostella larval at the concentration of 25mg / ml by means of topical application .

本文克隆了两个小菜蛾PAP基因，并对其功能进行了初步研究。

In this thesis , we cloned two PAP genes from the diamondback moth , Plutella xylostella and did a preliminary study on their fuction .

一种用硝酸纤维素膜的斑点法鉴定个体小菜蛾的抗性AChE不敏感性的应用技术，提供了早期侦测和随后监测田间种群抗性的可能性。

A dot-blot on nitrocellulose membranes technique for identification of insensitive AChE in single insect provides the opportunity for early detection and subsequent monitoring of resistance in field population .

小菜蛾对定虫隆（Chlorfluazuron）、Dipel和爱力螨克（Avermectin）敏感；

The diamondback moth to Chlorfluazuron , Dipel and Avermectin ;

甲胺磷和水胺硫磷对敏感小菜蛾幼虫GSH影响不明显，但可导致抗性小菜蛾GSH质量摩尔浓度的显著降低。

Methamidophos and isocarbophos had no significant effect on GSH in the larva of susceptible diamondback moth but caused sharp decrease in molality of GSH in resistant diamondback moth .

R-T品系相对于敏感品系具有0.61的相对适合度。这说明小菜蛾产生抗性使生物适合度明显下降。

The resistant strain was calculated to have a fitness value of 0.61 relative to the susceptible strain .

利用嗅觉反应研究了3种热带杂草挥发油对小菜蛾Plutellaxylostella行为的影响。

Influence of three volatiles from tropical rank grass on behavior of Plutella xylostella was studied in the test of olfactory response .

在育蜂笼设立初期，笼内小菜蛾卵的寄生率为87.34%，距笼5m之外其寄生率急剧下降，其有效扩散范围不超过20m。

In the field the parasitism rate decreased with the increase of distance from the cage , the effective dispersion distance was no more than 20 m.

用叶片浸渍法测定了印楝素（Azadirachtin）对小菜蛾抗性及敏感种群拒食活性。

The anti-feeding activity of Azadirachtin to susceptible and resistant population of Plutella xylostella were determined by applying the method of leaves-tip bioassays .

在实验室条件下利用Y型嗅觉仪测试了小菜蛾Plutellaxylostella成虫对多胺的嗅觉反应。

TUBE HOUSING Modular Tube Olfactory responses of Plutella xylostella to polyamines were measured using a Y - tube olfactometer in the laboratory .