• 顺便说下,叶甲身上彩虹般的颜色天然的。

    The beetle's rainbow colors, by the way, are all natural.

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  • 结果表明,椰心叶甲我国属于高度危险性有害生物。

    The result shows that Brontispa langissima belongs to the most dangerous pest in China.

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  • 本文综述了寄主植物次生物质叶甲取食行为关系研究进展。

    This article reviews the studies on interactions of plant secondary substances and feeding behavior of leaf beetles.

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  • 角胸叶甲适度侵害改变内含物的含量提高品质有利。

    Its damage could change the component content in fresh leaves which benefited to improving the quality of Lingtou Dancong tea.

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  • 本文记述了采陕西省太白山的伪叶甲突伪叶甲亚科一新新种

    A new genus, Odontocera and two new species, Odontocera qinlingensis and Odon tocera hexamaculatus belonging to the subfamily Statirinae in Lagriidae are described from Chinain the present paper.

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  • 研究结果说明苍耳植物可能广聚萤叶甲豚草潜在寄主植物。

    It was suggested that X. sibiricum could be a suboptimal host plant as an alternative to optimal A. artemisiifolia for the leaf beetle O. communa.

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  • 褐背小叶甲烟田杂草重要天敌,对蓼科杂草具有良好的自然控制作用。

    Galerucella grisescens is an important natural enemy which could significantly control Polygonaceae weeds in tobacco fields.

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  • 显然个,并且只有一个,小小的叶甲才能这个大头针——张40图片银色圆周——上跳舞

    Evidently one, and only one, tiny leaf beetle can dance on this pin's head — the silvery circle in this 40 X photo.

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  • 植物次生物质叶甲寄主范围起到决定性作用物种形成特别是域物种形成过程中起到十分重要的作用。

    Plant secondary substances determine diet breadth to a great extent. They play a significant role in speciation, especially the sympatric speciation.

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  • 一般认为,专食性亚科叶甲亚科食性较广的叶甲亚科进化来的,食性分化其中可能起了重要作用

    It is generally believed that Alticinae and Galerucinae, the specialists, are of recent origin from Chrysomelinae accompanying feeding differentiation which is thought to be important in the process.

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  • 方法:本实验以黄芪苷为标准品,采用薄层色谱—分光光度测定黄芪中黄芪含量。

    Object: To Compare the comtent of Astragaloside IV in different parts of Astragalus membranaceus, Methods: TLC-spectrophotometry was used to determine the comtent of Astragaloside IV.

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  • 通过酰基异长缩合反应合成出具有香气化合物

    Six types fragrant new compounds were synthesized by the condensation reactions of formylisolongifolene with ketones.

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  • 狂犬病基氏奇痒症,是由型疱疹病毒引起的一种传染病。

    Pseudorabies disease is also known as Aujeszky's disease and "mad itch".

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  • 研究表明棕榈油酸可以有效杀死朱砂螨,作为新型农药具有良好开发前景。

    The result from the experiment also indicated that the Methyl cis-9-hexadecenoate had a prospect to be a new resource of botanical acaricide.

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  • 研究表明棕榈油酸可以有效杀死朱砂螨,作为新型农药具有良好开发前景。

    The result from the experiment also indicated that the Methyl cis-9-hexadecenoate had a prospect to be a new resource of botanical acaricide.

    youdao

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