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基因是本實驗室自行分離克隆的一種新型蘇云金芽孢桿菌( Bacillus thuringiensis www午夜三片，Bt)殺蟲晶體蛋白基因，其表達(dá)130 kDa蛋白對銅綠異麗金龜和黃褐異麗金龜( A.exoleta )幼蟲具有較高的活性在线观看播放国产日韩视频。

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在藥劑濃度為0.1%時久久国内精品，對粘蟲幼蟲的死亡抑制率分別為85%和55%，并對幼蟲蛻皮有一定的抑制作用免费人成视频在线播放视频在线。

Table 2 Larvicidal activity of plant extracts.

表2 植物抽出物之殺蚊幼蟲活性亚洲一区二区三区福利视频。

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在生長發(fā)育過程中能產(chǎn)生對不同蚊幼蟲具有特異性毒殺作用的二元毒素、Mtx毒素和Cry48Aa/Cry49A毒素人人操人人看人人摸av，廣泛應(yīng)用于病媒蚊蟲的生物控制中丰满饥渴东北老熟女，被認(rèn)為是一種對人、畜影音先锋在线看资源、禽久久另类、水生生物無毒最大黄色网站，不污染環(huán)境的生物殺蚊幼制劑。

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.

初步生測結(jié)果表明R^2為對氯取代的目標(biāo)化合物對3齡粘蟲表現(xiàn)出較好或中等的殺幼蟲活性色色色色色色色色色色色色色狼操屄。

larvicidal oil：殺躅油

魚藤酮 rotenone | *阿維菌素 abamectin | 殺躅油 larvicidal oil

larvicidal oi：殺躅油

球形芽孢桿菌 bacillus sphaericus | 殺躅油 larvicidal oi | 鼠完 pindone