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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数量极少。

The lowest Cu concentration being 800 mg kg-1 was measured in a gall-forming tortricid moth, 40 mg kg-1 Heliovaara et al.

最低的铜含量为800毫克公斤,有一人是衡量一个结石形成(鳞翅目resinella) 40毫克公斤-1heliovaaraetal。

Of the color evaluated, the effect of blue rubber septa was more significant than red and green ones during the overwintering and 1st generation moth flights.

相同散发面积下,蓝颜色的天然橡胶诱芯的诱活性明显高于红颜色和绿颜色的诱活性。

Plant volatiles allyl isothiocyanate , Z-3-hexen-1-ol , and Z-3-hexenyl acetate can attract DBM both in Hubei and in Vietnam.

中国小菜诱芯在越南可以控制小菜的危害,减少农药施用次数约4-5次。

Field trapping tests of male moth of army worm,Mythimna separata Walker have shown that the attractant activity of the Z-11-hexadecenal was enhanced by the addition of 1-10% of Z-11-hexadecenyl acetate.

本文叙述合成性诱剂对粘虫Mythimna separata Walker雄的引诱活性。在北京第二代粘虫发生期间的试验表明,顺—11—十六烯醛对粘虫雄有很强的引诱活性。

So we assess the narrow-sense heritability (h2) of FA and size in fore femur and cross vein of laboratory population CB using parent-offspring regressions after selected by Bt-cotton for 8 generations.

矛{用黑光灯诱法采集了各点棉铃虫上灯,在实验室内测定了各点成虫后足腿节的FA。

The changes in targets may decrease the effect of NTX insecticide; SI04 sequence has relationship with the propagation of diamondback moth.

它们的改变可能会影响到沙蚕毒素的作用效果;S104序列则可能与小菜的生殖方面相关,目前认为抗药性的不稳定性与抗性小菜的繁殖率降低有关。

Taken together, compared with the susceptible strain, the resistance strai ns have no obvious changes in karyotype but have distinct difference in DNA level, which suggests that insecticide resistance is related to the changes hi gen omic DNA in diamondback moth.

从上面的结果看来,与敏感品系相比,三种抗性品系小菜的核型没有发生明显的变化,但在DNA水平上存在明显的差异,说明小菜的抗药性与基因组DNA的变化有关。

The orientation of diamondback moth and Cotesia plutella to the vegetable volatiles was investigated using Y-tube olfactory in the lab.

采用&Y&型管嗅觉仪,在实验室条件下,对十字花科蔬菜-小菜-小菜绒茧蜂系统中,害虫和寄生蜂对挥发物的定向行为进行了初步的研究。

Toxicity of emamectin to larvae of the diamondback moth, Plutella xylostella, at different temperatures was surveyed, and the effects on survivors of parent generation treated with sub-lethal dosage of the insecticide at 25℃ were studied with life table method.

研究了不同温度下埃玛菌素对小菜Plutellaxylostella幼虫的毒力,并用生命表法研究了 2 5℃下埃玛菌素亚致死剂量(LC30 )处理小菜 3龄初期幼虫后对其子代的影响。

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推荐网络例句

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了,排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意,我建议我们在价格上大家各让一半。

After an hour and no pup, look for continued contractions and arching of the back with no pup as a sign of trouble.

一个小时后,并没有任何的PUP ,寻找继续收缩和拱的背面没有任何的PUP作为一个注册的麻烦。