杀虫的

Early rotenone rotenone people from such plants are separated from the insecticidal activity of a substance, is one of three traditional plant-derived pesticides.

鱼藤酮是早期人们从鱼藤属等植物中提取分离出来的一种有杀虫活性物质，是三大传统植物性杀虫剂之一。

Sitosterol is one of activity components of insecticidal in the Daphne genkwa.

谷甾醇是芫花中具有强烈杀虫活性的组分之一。

But the research about the relation between production of ICPs and sporulation genes is less.

本研究利用苏云金芽胞杆菌全基因组序列，初步研究了芽胞形成相关基因与杀虫蛋白基因表达、调控的相互关系。

The results showed that the insects damage was decreased using the Jiaduo frequency trembler grid lamp to trap the adult insect.

结果表明：频振式杀虫灯能够诱杀成虫，从而减轻害虫对果树的为害。

With the SDS-PAGE preparation electrophoresis, high quality insecticidal protein was purified from a unique Bacillus thuringiensis serovar japonensis strain HBF-1, which is highly toxic to larvae of Anomala exoleta and A.

以苏云金芽孢杆菌HBF-1菌株中分离纯化的高特异性杀虫蛋白作为抗原，免疫新西兰白兔制备出多克隆抗体，其效价可达到16000。

Bolting experiments in labortary and killing worms test liquid is to use as soon as it is mixed.

室内筛选试验和室内杀虫试验的感染液都是现配现用。

Leaves and flower petals contain more Bt insecticidal protein than boll and bracteal leaves.

整个生长季中，杀虫蛋白的含量在盛花期较高，以后就开始下降。

The company is mainly engaged in the research, development, production and marketing of carbamido chemicals. The working mechanism of the chemicals is to prevent insects from exuviations in a normal state so as to kill them.

其杀虫机理是抑制昆虫体内几丁质合成，使昆虫不能正常蜕皮而死亡，达到综合防治的目的，残效期长，无残留，使用安全。

The active compound Celangulin-V, which is the main active compound against insect pest from Celastrus angulatus Max, was modified at its 6-OH and the core structure β-dihydroagarofuran polyol of Celangulins from the basic hydrolysis of the extract of the root bark of Celastrus angulatus Max was modified by combinatorial chemical method.

主要结果如下： 1、合成了苦皮藤素V6-乙酯、6-烯丙基醚和6-酮等衍生物，通过NMR方法鉴定了化合物的结构，经文献检索均为新化合物，生测结果表明酮衍生物丧失了杀虫活性，乙酯衍生物与苦皮藤素V活性相当，醚衍生物较苦皮藤素V活性提高11倍。

Biological activity of the compounds were studied and the result indicated that the compound 1,1'-ethyl dicarboxylate gem-dimethyl-cyclopropanediacylhydrazine has good activity against bean aphidsin at 250mg/L.

生物活性测定结果表明，在250mg/L的浓度下，化合物1，1'-二羧酸乙酯偕二甲基环丙烷双酰肼对蚕豆蚜虫有较好杀虫活性。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。