查询词典 larvicidal

Cry8Ca2 protein encoded by the gene cry8Ca2 of Bacillus thuringiensis is a kind of insecticidal crystal protein with molecular mass of 130kDa.It is larvicidal to both Anomala corpulenta and A.exoleta .

cry8 Ca2基因是本实验室自行分离克隆的一种新型苏云金芽孢杆菌( Bacillus thuringiensis ，Bt)杀虫晶体蛋白基因，其表达130 kDa蛋白对铜绿异丽金龟和黄褐异丽金龟( A.exoleta )幼虫具有较高的活性。

At the concentration of 0.1%, compounds Io and Ij showed respectively 85% and 55% larvicidal activities to armyworm.

其中化合物Io和Ij在药剂浓度为0.1%时，对粘虫幼虫的死亡抑制率分别为85%和55%，并对幼虫蜕皮有一定的抑制作用。

Table 2 Larvicidal activity of plant extracts.

表2 植物抽出物之殺蚊幼蟲活性。

As Bs grows, it produces binary toxin, Mtx and Cry48Aa/Cry49A, which have specific toxic effects on a variety of mosquito larvae. It is hence widely used in biological vector and mosquito control and considered a larvicidal solution that is non-toxic to human, animal, poultry and aquatic life and environmentally friendly.

Bs在生长发育过程中能产生对不同蚊幼虫具有特异性毒杀作用的二元毒素、Mtx毒素和Cry48Aa/Cry49A毒素，广泛应用于病媒蚊虫的生物控制中，被认为是一种对人、畜、禽、水生生物无毒，不污染环境的生物杀蚊幼制剂。

The preliminary bioassay showed that some title compounds exhibit good or moderate larvicidal activity to the Mythimna separata and induce a premature, abnormal, and lethal larval molt.

初步生测结果表明R^2为对氯取代的目标化合物对3龄粘虫表现出较好或中等的杀幼虫活性。

Mixtures of the final whole cultures of recombinant strains Bt B601, Bt B611, Bt B640, Bt U 30(expressing Cry4Aa, Cry4Ba, Cry11Aa and Cyt1Aa protein of Bacillus thurigiensis subsp. israelensis respectively) and Bt CW 3(expressing the Binary toxin of Bacillus sphaericus ) were used in bioassays against resistant Cpq larvae to value the synergism among the mosquito larvicidal toxins.

本研究测定了分别表达苏云金芽孢杆菌Cry4Aa、Cry4Ba、Cry11Aa、Cyt1Aa和球形芽孢杆菌二元毒素Bin的转化菌株Bt B60 1、Bt B611、Bt B640、Bt U 30和Bt CW 3全发酵培养物两两或两两以上不同组合对抗性库蚊的毒力，分析了杀蚊毒素间的协同作用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。