除虫菊酯

You can obtain a pyrethrin shampoo from your vet, who will instruct you in its use.

你可以从你的兽医那里得到这种除虫菊酯洗发剂，他会推荐你使用的。

Pyrethrin is a popular choice, derived from the chrysanthemum flower.

除虫菊酯是一个受欢迎的选择，来自菊花。

Common pesticides on the market include organophosphate and carbamate pesticides and natural and synthetic pyrethrin pesticides.

一般市面所贩售的杀虫剂种类有有机磷杀虫剂、氨基甲酸盐杀虫剂，与天然及合成除虫菊酯杀虫剂。

Lice are fairly easy to kill; a bath in a pyrethrin shampoo will almost always solve the problem, though it should be noted that lice eggs don't go away so easily.

虱子很容易杀死；用除虫菊酯洗发剂基本上就能解决问题了，但仍需注意的是虱子的卵不容易被清除。

In addition to the regular use of a vacuum cleaner suction carpet dust can also be used ethers of Pyrethrin pesticide spraying in the carpet, or cotton cloth dipped in turpentine carpet.

经常用吸尘器吸除地毯上的灰尘，还可以用除虫菊酯醚类的除虫剂喷洒在地毯上，或用棉纱蘸松节油擦拭地毯。

In this paper,natural pyrethrum nano-capsule with a wall of the copolymer of styrene and methyl methactylate was prepared by means of microemulsion polymerization .

研究用微乳液聚合法制备以甲基丙烯酸甲酯和苯乙烯共聚体为囊壁，以天然除虫菊酯为囊芯的纳米胶囊。

Eleven of the populations were in Hardy-Weinberg equilibrium, whereas two strains had higher number of heterozygotes than expected, indicating a possible heterozygote advantage. The frequency of kdr was strongly correlated with the reduced mortality observed in the bioassays when treated with pyrethrum and bioresmethrin synergized by piperonyl butoxide.

Kdr基因频率与一定农药选择压力下的家蝇死亡率成反比，显示kdr是家蝇拟除虫菊酯抗性的主要因素。14个野生家蝇种群中，有5个种群对PYR／pho和BRM／pbo的抗性指数分别大于25和10，属高抗性家蝇种群。

A novel method for the determination of 5 pyrethroid pesticide residues in tobacco leaf and tea samples was established.

应用搅拌棒吸附萃取技术分别萃取烟叶和茶叶中的5种拟除虫菊酯，并利用热脱附系统将萃取到的物质进行热脱附，然后通过气相色谱-质谱联用仪进行分析测定。

Pyrethroid ; Initial pollution degree ; Vegetable ; Half life ; Pollution index

拟除虫菊酯；农药起始污染程度；蔬菜；半衰期；污染指数

To 80 time first, our country also disuse organic chloric pesticide, make the development of pesticide entered a new period.

即杀虫剂以有机磷为主、拟除虫菊酯等各类有机农药同时发展的时期。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐