甜菜夜蛾

甜菜夜蛾幼虫经过RNAi产生了严重的不正常生长发育以及表型缺陷的现象，难以完成幼虫-幼虫的蜕皮过程，幼虫-蛹的变态过程。

After RNAi Spodoptera exigua larvae had abnormal growth and development as well as phenotypic defects phenomenon .

从甜菜夜蛾幼虫体内进行NAGase粗提取，DNJ对NAGase活性具有明显的抑制作用，印证了DNJ为α-葡萄糖苷酶抑制剂的特性。

Coarse extract NAGase from spodoptera exigua larvae , DNJ have a obvious inhibition in NAGase activity , confirm DNJ is a-glycosidase enzymes inhibitors .

中国家蚕抗菌肽人工合成类CMⅣ基因在甜菜夜蛾虫体中的表达

Expression of the artificial cecropin cm ⅳ - like gene of Chinese silkworm Bombyx mori in Laphygma exigua larvae

应用RNA干扰技术对甜菜夜蛾信息素结合蛋白功能的研究

Functional study of pheromone binding protein by using RNAi in male beet armyworm , Spodoptera exigua H ü bner

对甜菜夜蛾高毒力Bt新菌株的PCR-RFLP分析及生物活性测定

PCR-RFLP analysis of new Bt strains against Spodoptera exigua and toxicity activity analysing

结果表明甜菜夜蛾抗性品系上述3种ATP酶对氯氟氰菊酯的敏感性已明显下降。

The results showed that the sensitivity of three above ATPases in resistant strain decreased to Lambda-cyhalothrin . 3 .

我们重新设计了荧光定量PCR引物，然后利用绝对定量的方法检测了这2个基因在不同品系甜菜夜蛾体内的拷贝数。

With new primers for real-time PCR , the copy numbers of these 2 genes in different strains of beet armyworm were detected by absolutely quantitative method .

以黄豆、大麦、酵母粉为主成分，配以维生素C、胆固醇、氯化胆碱、琼脂、苯甲酸钠和乙酸配制成的人工饲料，可以满足甜菜夜蛾正常生长发育需要。

An artificial diet consisted of soybean flour , barley , brewers yeast , vitamin C , cholesterol , choline chloride , agar , sodium benzoate and acetic acid , can support the development of Spodoptera exigua .

基于TopI基因序列与细胞药物反应的分析，证实喜树碱对甜菜夜蛾TopI的多水平影响建立在转录水平上而不是在复制水平上。

Based on gene sequence and cell responses to those camptothecin-derived drugs , we proposed that the multiple effects of camptothecin on Top I of Spodoptera exigua were regulated in a transcription-related manner rather than in a replication-related manner .

综述了近年来甜菜夜蛾Spodopteraexigua（H櫣bner）、寄主植物和寄生蜂互作关系方面的研究进展。

The interactions of host plants , the beet armyworm Spodoptera exigua ( H ü bner ), and its natural enemies was summarized .

这说明HSP90在甜菜夜蛾幼虫抗高温中起到重要作用。

The results suggest that HSP90 may play an important role in high temperature tolerance in S.exigua .

对实验室分离保存的54株苏云金芽孢杆菌的H血清型、杀虫晶体蛋白质，杀虫基因cry1C和对甜菜夜蛾的活性进行了检测，分析了它们之间的关系。

Test and determination of H-serotypes , insecticidal crystal proteins , cry 1C gene , and toxicity to Spodoptera exigua of 54 strains of Bacillus thuringiensis ( Bt ) isolated and stored the lab were carried out to analyze their relationship .

本文详细研究了甜菜夜蛾Spodopteraexigua（H櫣bner）胚胎发育的卵裂、胚盘、胚带的形成和胚层分化。

This paper studies the embryonic development of Spodoptera exigua ( H ü bner ) including the cleavage , the formation of blastoderm and germ band , and the differentiation of germinal layers .

在27±1℃，自然明暗比条件下，用大豆、小麦、酵母粉为主要原料配成的人工饲料饲养甜菜夜蛾，幼虫发育历期为10～14d；

At 27 ± 1 ℃ and under natural light , the beet armyworm was fed on the artificial diet composed mainly of bean , wheat and yeast .

研究结果如下：1、在室内相同条件下，分别用点滴法和浸叶法测定甜菜夜蛾抗氯氟氰菊酯品系和敏感品系3龄幼虫LD50（ug/头）或LC50值（mg/L）。

In the same condition in laboratory , LD50 or LC50 of 3rd instar larva of susceptible strain and Lambda-cyhalothrin resistant strain of beet armyworm were determined .

在蔬菜生产中，由于受斜纹夜蛾SpodopteralituraFabricius、甜菜夜蛾Spodopteraexigua（Hübner）、小菜蛾PlutellaxylostellaLinnaeus等主要害虫的危害，蔬菜产量和品质都受不同程度的影响。

The productivity and quality of vegetables were affected by the serious damage of many insect pests including Spodoptera litura Fabricius , Spodoptera exigua ( Hubner ) and Plutella xylostella Linnaeus .

测定了虫酰肼（RH-5992）对甜菜夜蛾的生物活性。

The bioactivity of tebufenozide ( RH-5992 ) and its effects on Spodoptera exigua were investigated .

利用Northern杂交方法，在转录水平上，对甜菜夜蛾Spodopteraexigua（Hübner）性信息素激活肽（PBAN）基因在不同发育时期表达进行了研究。

Using Northern blot analysis , the gene expression pattern of pheromone biosynthesis activating neuropeptide ( PBAN ) at different developmental stage in Spodoptera exigua ( H ü bner ) was studied at the transcription level .

高毒效杀甜菜夜蛾苏云金芽孢杆菌WY-190和WY-197菌株的研究

Studies on Bacillus Thuringiensis Strains WY-190 and WY-197 with High Toxicity Against Spodoptera Exigua

甜菜夜蛾SpodopteraexiguaHübner（鳞翅目：夜蛾科）是一种世界性害虫，在世界各地均有严重为害或暴发成灾的记录，并造成过重大的经济损失。

Beet armyworm , Spodoptera exigua H ü bner ( Lepidoptera : Noctuidae ) is one of worldwide polyphagous insect pest . It outbreaks frequently all over the world and have caused high level of economic damage .

1.8%阿维菌素水乳剂对小菜蛾有很好的防效，与对照药剂1.8%阿维菌素EC防效相当，同时可兼治菜青虫、甜菜夜蛾等害虫，可大面积推广使用。

1.8 % abamectin EW enjoys the very good effect on controlling not only plutella maculipennis cure but also pieris rapae linne and pest concurrent etc , comparing with the effect of 1.8 % abamectin EC , so it can be used in many fields .

抗性甜菜夜蛾Na-K-ATP酶、Ca-ATP酶和Ca-Mg-ATP酶对高效氯氟氰菊酯的敏感性

Sensitivity of Nerve Na-K-ATPase , Ca-ATPase and Ca-Mg-ATPase in Resistant Strains of Spodoptera exigua to lambda-Cyhalothrin

在25℃、相对湿度80%和日光照14h的条件下，甜菜夜蛾的卵约经71h孵化。

The embryo period of beet armyworms was about 71 hours under the condition of 25 ℃, 80 % RH , 14 hours lighting per day .

用14C标记氯氟氰菊酯测定甜菜夜蛾抗性和敏感品系5龄幼虫表皮穿透率结果表明，处理后8h，抗性品系5龄幼虫的表皮穿透率仅为敏感品系幼虫表皮穿透率的555%。

After 8 ? h treatment the results indicate that the rate of cuticular penetration of 14C-lambda-cyhalothrin in 5th instar larvae of the resistant strain was only about 55.5 % of that in the susceptible strain .

生物测定的结果表明其对二龄、三龄甜菜夜蛾的LC50分别为6.6×104,2.6×105PIB/mL。

The results of bioassay indicated that the LC 50 of 2nd and 3rd instar of Spodoptera exigua was 6.6 × 10 4 and 2.6 × 10 5 PIB / ml.

应用环境扫描电镜和生化技术研究了甜菜夜蛾Spodopteraexigua正常围食膜和光增白剂M2R处理围食膜的形态、结构和组成。

Environmental scanning electron microscopy and biochemical techniques were employed to analyze the structure of the normal and fluorescent brightener 28 ( M2R ) treated peritrophic membrane ( PM ) of Spodoptera exigua .

结果表明，有28株菌株含有cry1C基因，携带有cry1C基因的菌株的晶体蛋白质主要为135ku左右，它们对甜菜夜蛾均有较高的毒性，这些菌株的鞭毛抗原血清型主要分布在H5和H7。

The results indicated crystal proteins of 28 strains carried cry 1C gene were about 135 ku . They showed high toxicity against Spodoptera exigua and their serum type of flagella antigen mainly distributed in H-5 and H-7 .

在（27±1）℃，光周期L14∶D10的条件下对甜菜夜蛾Spodopteraexigua的交配行为及能力进行了研究。

Mating behavior and capacity in the beet armyworm , Spodoptera exigua ( H ü bner ) were investigated under laboratory conditions ( 27 ℃ ± 1 ℃, L14 ∶ D10 ) .

应用聚散度指标法、Iwao法和Taylor法等研究了甜菜夜蛾幼虫在香葱田的空间分布格局。

The spatial distribution pattern of Laphygma exigua H ü bner larva in the delicious onion field was revealed using the method of aggregated indices , Iwao 's way ( regressive relation by m-m ) and power law of Taylor , respectively .

转Cry1Ac+Cry2Ab基因双价棉对甜菜夜蛾、斜纹夜蛾也具有抗性，弥补了转Cry1Ac基因棉花只对棉铃虫、棉红铃虫有抗性的局限性。

Transgenic Cry1Ac + Cry2Ab cotton targets beet armyworm and Spodoptera litura , which makes up for the limitation that transgenic Bt targeting only cotton bollworm and pink bollworm .