查询词典 separata

The contact toxicity of two kinds of bitter almond on Musca domestica vicina, Mythirmna separata and Sitophilus zeamais was studied. The result showed that the contact toxicity of bitter almond oil is stronger with the increase of concentration.

含有和去除HCN的苦杏仁精油对家蝇、粘虫以及玉米象的触杀活性结果表明随着浓度的增大，精油对三种试虫的触杀活性增强。

Bioassay results at the laboratory showed that HNPC-A2005 had good stomach, contact, comprehensive action and a weak systemic activity to the lepidopterous insects such as oriental armyworm Mythimna separata and imported cabbageworm Pieris rapae. Quick knockdown action was also observed during the experiment.

室内生测结果表明，HNPC-A2005对粘虫和菜青虫等害虫具有优异的胃毒、触杀和综合毒力，且在试验过程中还发现该化合物具有对昆虫击倒快的特点，但内吸作用较弱。

On the other hand, the contact toxicity order of bitter almind oil on three pests is Musca domestica vicina, Mythimna separata Walke and Sitophilus zeamais Mots.

另外，两种处理的精油对家蝇的触杀活性最强，其次为粘虫，玉米象最低。

Was also observed and evaluated ,The poison symptoms of tropically treated M.separata were observed, following a similar pattern of nerve poisoning: excitation, convulsion, paralysis, and death. The effect of acetone extract from Ferula.ferulaeoidis on the development and hatch of the eggs and survival of hatched larvae as well as ovicidal activity was observed and estimated.

蛹的生长发育有抑制作用，中毒粘虫先后表现出兴奋、痉挛、麻痹等症状，最后死亡；对黄粉虫蛹生长发育的抑制作用类似于保幼激素(Juvenile hormone analogs， JHA)活性；对棉铃虫(Heliothis armigera Hübner)卵发育、孵化及初孵幼虫存活有明显影响，表现出一定的杀卵活性。

In order to understand the mechanism of the insecticidal fraction F3-28 from the extract of Periploca sepium bark. The effect of F3-28 on the activities of protease, trypsin-like, chymotrypsin-like, lipase and amylase of the 5th larvae of Mythimna separata and Agrotis ypsilon were studied.

为了研究杠柳根皮中主要杀虫活性成分F3-28的作用机理，以载毒叶碟法饲喂小地老虎和东方粘虫5龄幼虫，分析试虫中肠摄食F3-28后蛋白酶、类胰蛋白酶、类胰凝乳蛋白酶、淀粉酶、脂肪酶的活性变化。

The research of antifeedant toxicity of bitter almond oil against 3th instar larve of Mythimna separata Walke showed that under the higher concentration, the antifeedant rates are above 95.78% at the test time, but under the lower concentration, the antifeedant rates are decreased with prolonging the treatment time.

苦杏仁精油对粘虫的拒食活性结果表明在高浓度下，精油对粘虫的拒食率达95.78%以上，而低浓度精油随着处理时间的延长，对粘虫的拒食活性逐渐降低。

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。

In wind tunnel for insect flight experiments, the flight behavior of the moths of Mythimna separata was observed systematically under wind flow of different speeds.

利用自制的昆虫飞翔实验风洞，系统观测了在风洞条件下粘虫在不同流速实验气流中的起飞行为与飞翔行为。

The Chinese army worm Pseudaletia separata (Walker is a widely distributed seriouspest of field crops in China.

粘虫Ps洲而let汤，eP，、J是粮食作物的毁灭性害虫，也是全国农业发展栖要所规定要消灭的八大害虫之一。

The mixture of Z-11-hexadecenyl acetate and Z-11-hexadecenol (4 : 1 or 9: 1) proved to be attractive to the male moths of Pseudaletia separata Walker in Japan was less attractive to the male moths of Mythimna separata Walker in North China during the second flying season.

在顺—11—十六烯醛中加入少量顺—11—十六烯醇乙酸酯(1—10％)，能显著地提高诱蛾活性。同时表明在日本活性很高的粘虫诱芯(顺—11—十六烯醇乙酸酯及顺—11—十六烯醇比例为8：1或9：1)在中国北方诱到的粘虫雄蛾数量极少。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了