| 释义 |
py·re·throid 英paɪˈriːθrɔɪd, -ˈreθrɔɪd美paɪˈriθrɔɪd, -ˈrɛθrɔɪdAHDpī-rēʹthroid, -rĕthʹroid COCA¹⁷⁹³⁹³BNC²³⁶²¹³⁺¹iWeb⁴²⁹²¹
基本例句
n.化拟除虫菊酯;合成除虫菊酯¹⁰⁰
A method for the determination of organochlorine and pyrethroid pesticides in bottom mud samples is developed.
气相色谱法同时测定章江、贡江底泥中多种有机氯及拟除虫菊酯类农药。 dictall
A method for the determination of organochlorine and pyrethroid pesticides in soil samples was developed.
气相色谱法同时测定土壤中多种有机氯及拟除虫菊酯类农药。 http://dict.cnki.net
For the determination of organochlorine and pyrethroid pesticide residues, the sample was extract with petroleum ether.
有机氯和拟除虫菊酯类农药残留测定中，利用石油醚对样品进行提取。 fabiao
Recent study shows that Target site sodium channelinsensitivity emerged as one of the most important pyrethroid resistance mechanisms in many insect species.
钠通道结构的改变，是拟除虫菊酯类杀虫剂毒理的主要基础，也是产生抗药性的基础。 magsci
The design and synthesis of a new pyrethroid is described. This new compound has a simple structure and light stability. It is easy to synthesis.
本文报道了一种新的拟除虫菊酯分子的设计及合成，这种新化合物具有结构简单、光稳定性好和易合成的特点。 cnki
The optimum conditions were studied for extraction of pyrethroid pesticide in soil by accelerated solvent extractor.
研究了用加速溶剂萃取仪提取土壤中菊酯类农药的最佳条件。 cnki
This paper reports the regularity of pyrethroid- pollution of various vegetable and presents some control measures.
本文报道了拟除虫菊酯在蔬菜上的污染规律和控制措施。 cnki
To develop a pyrethroid intragastric administration death model.
建立家兔拟除虫菊酯类农药灌胃染毒致死模型。 dictall
A multi residue analysis method for20 organochlorinate organophosphorous and pyrethroid pesticides in crops using GLC was developed.
报道了20种有机氯、有机磷和拟除虫菊酯类农药在作物中多残留气相色谱分析方法。 cnki
But with time past, the resistance of pest to the pyrethroid is found to develop quickly as well as its extension application scale.
目前的研究表明尽管使用拟除虫菊酯防制昆虫见效快，但其对昆虫产生抗性的速度也快。 fabiao
It implies that the decreased nerve sensitivity is an important pyrethroid resistance mechanism of cotton bollworm.
这些结果说明神经敏感性降低是棉铃虫对拟除虫菊酯抗药性的重要机制。 cnki
Objective To investigate the relationships between cytokine and the mechanism of central nervous system impaired by pyrethroid.
目的探讨细胞因子与拟除虫菊酯中枢神经系统损害机制的关系。 cnki
Objective To observe the estrogenicity of organophosphorus and pyrethroid pesticides.
目的观察有机磷与拟除虫菊酯农药的拟雌激素活性。 cnki
Objective:To investigate the role of esterase in pyrethroid resistance of housefly.
目的：研究拟除虫菊酯对家蝇的抗性机制。 cnki
Objective:To know the killing effect of pyrethroid preparation against cockroach;
目的：了解拟除虫菊酯类制剂杀灭蟑螂的效果； cnki
The analytical method for five pesticide residues of pyrethroid, such as Fenpropathrin, Cypermethrin.
结果表明该方法适合蔬菜中拟除虫菊酯类杀虫剂的分析测定。 dictall
The development of enzyme immunoassays for the determination of pyrethroid residues were reviewed, including hapten design, antibody preparation, and immunoassay establishment and applications.
并对拟除虫菊酯类农药通用免疫半抗原设计及多残留酶免疫分析技术的发展趋势进行了探讨。 dictall
Therefore,4- methoxymethylbenzyl alcohol is proved to be an effective alcohol component for synthetic pyrethroid.
所以4-甲氧甲基苄醇可有效地作为合成拟除虫菊酯的醇组分。 cnki
This article summarizes the difference of pyrethroid isomers in degradation and chiral stability from aspects as cis-trans isomers and optical isomers.
从顺反异构体、光学异构体两方面对拟除虫菊酯异构体的降解差异及稳定性差异进行了综述。 dictall
This article states phase transfer catalyst in the wide use of synthesis of pyrethroid in the recent years.
本文论述了近年来相转移催化剂在合成拟除虫菊酯中的广泛应用。 chemyq
This paper reviews the progress of pyrethroid and the method of sifting and molecular de-sigh of pyrethroid.58 references are presented.
综述了拟除虫菊酯的进展及新拟除虫菊酯的筛选和分子设计的方法等。参考文献58篇。 chemyq
Traflutarin is one kind of high activity, broad spectra, low toxicity, low reside and safely used new type of pyrethroid insecticide.
四氟菊酯是一种高效、广谱、低毒、低残留、使用安全的新型拟除虫菊酯类杀虫剂。 chemyq
Pyrethroid insecticides have played decisive role in pesticides in our country because of high effect and low toxicity.
拟除虫菊酯类农药因其高效、低毒的特点，在我国杀虫剂中占有举足轻重的地位。 cnki
Pyrethroid pesticides are mainly used in killing pests in cotton, vegetable, fruit and tea trees, public health and also in killing parasites in fish.
拟除虫菊酯杀虫剂主要用于防治棉田、菜地、果树和茶叶上的农业害虫以及卫生害虫，也用于渔业生产上杀灭寄生虫。 chemyq |