pyrethrum的翻译

pyrethrum

[paɪˈriːθrəm]

n.除虫菊，除虫菊杀虫剂;

复数： pyrethrums

英文例句/中文翻译：

1、

This paper reviews research pertaining to natural insecticidal pyrethrum, including the active ingredient in the pyrethrum flower, manufacture, formulation, toxicity, and research on control of agriculturally important insect pests.

综述了天然除虫菊的相关研究，包括除虫菊花的杀虫活性成分、制剂与加工、毒性及在农业害虫防治方面的研究。

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2、

Screened on genotype, hormones and other conditions, we established an efficient regeneration pyrethrum system and studied on planta transformation of different conditions.

通过对基因型、激素种类等条件的比较研究，建立了除虫菊的稳定高效再生体系，并对除虫菊原位转化的一些条件进行了初探。

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3、

There is no effects with pyrethrum dregs 6g/ per chook.

用除虫菊花粉渣治疗，每只鸡60g仍不显效果；

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