氯氰菊酯 的英文怎麼說

中文拼音 [zhǐ]
氯氰菊酯 英文
cypermethrin
  • : 名詞[化學] chlorine (17號元素, 符號cl)
  • : 名詞[化學] (碳和氮的化合物) cyanogen; dicyanogen
  • : 名詞1. (菊花) chrysanthemum 2. (姓氏) a surname
  • : 名詞[化學] (有機化合物的一類) ester
  1. 4. 5 % beta - cypermethrin emulsifiable concentrates

    4 . 5 %高效氯氰菊酯乳油
  2. In this paper two - generation reproduction toxicity of fenvalerate, a - cypermethrin, chlorpyrifos, and triazophos was tested in a 21d period with water flea, daphnia magna, . the toxicity indicator included longevity, body length, days to first brood, days to first pregnancy, number of youth per female, intrinsic rate of natural increase ( r ), and number of broods per female. accordingly, the dose - response relations and relations between the chronic responses and enzyme levels were investigated

    為了確定水蚤體內生化指標與慢性毒害效應之間的關系,特別是在低濃度暴露狀態下生化指標改變的生物學意義,以便能更準確預測早期農藥對水蚤種群的潛在危害,本文以浙江省常用殺蟲劑、高效氯氰菊酯、三唑磷和毒死蜱進行了大型蚤( d . magna )的急性和慢性毒性試驗(包括子代水蚤的恢復試驗) 。
  3. The removal dynamics of pesticides by plants was corresponded with the first order kinetic reaction. the half lives of dimethoate, malathion, and methyl parathion with a concentration of 10 mg / l, ethion, dicofol, and cyhalothrin with a concentration of 1 mg / l in 250 ml planted with 10 - 11 g water hyacinth were 236 hrs, 77 hrs, 25 hrs, 65 hrs, 62hrs, and 80 hrs, and those in unplanted water solutions were 338 hrs, 274 hrs, 226 hrs, 236 hrs, 114 hrs, and 365 hrs respectively

    濃度分別為10mg l的樂果、馬拉硫磷和甲基對硫磷及ling l乙硫磷、三殺蟎醇和三氟氯氰菊酯250ml在104鳳眼蓮培養液中的半衰期為236hr 、 77br 、 25hr 、 65hr 、 62hr和80hr ,而無鳳眼蓮對照培養液中的半衰期分別為338hr 、 274hr 、 226hr 、 236hr 、 114hr和365hr ,其降解速率分別提高了43
  4. The analytical method for five pesticide residues of pyrethroid, such as fenpropathrin, cypermethrin, fenvalerate, deltamethrin and bifenthrin in potable water and source water determination by capillary gas chromatography at the same time, with n - hexane for extracting agent

    摘要以正己烷為萃取劑,採用毛細管氣相色譜法同時測定生活飲用水及水源水中甲氯氰菊酯、溴和聯苯五種擬除蟲類農藥殘留量。
  5. Beginning with fluorobenzaldehyde, cyfluthrin was synthesized by bromination, acetalation, etherification, hydrolysis, and esterification, with a total yield of 45 %

    以對氟苯甲醛為起始原料,經過溴化、縮醛化、醚化、水解、化合成氟氯氰菊酯,總收率45 % 。
  6. Its main natural enemies were chilocorus kuwanae silvestri, chrysopa spp., spiders, predatory mites, amitus kerperidum silvestri and prospaltella sp. the single use of omethoate, optunal or methidathion, etc. was not satisfactory to keep this insect pest under control, the control effect of combined use of omethoate and optunal was somewhat better than their single use, and was much better ( 90. 93 % ) as putting a few emulsified machine oil into this combination, while the use of mixture b, 32 % of 40 % omethoate + 48 % of 40 % optunal + 15 % of 4. 5 % - cypermethrin + 5 % of synergist, got most desirable effect ( 97. 71 % )

    藥劑試驗表明,氧化樂果、水胺硫磷、速撲殺等藥劑單用時效果不理想,但氧化樂果和水胺硫磷混配後效果有所提高,如果與機油乳劑配合使用,則效果更好,可達到90 . 93 % ,復配劑b 40 %氧化樂果( 0 . 32 ) + 40 %水胺硫磷( 0 . 48 ) + 4 . 5 %高效氯氰菊酯( 0 . 15 ) +增效劑( 0 . 05 )的防效最好,達97 . 71 % ,是目前防治柑桔黑刺粉虱最好的藥劑之一。
  7. The results showed that cycloprothrin and etofenprox and cypermethrin is highly toxic, moderate toxic and highly toxic to carp respectively

    其結論如下:乙、醚氯氰菊酯對鯉魚的急性毒性為分別為低毒、中毒和高毒。
  8. The result of routine tissue dyeing assay showed symptoms of hyperemia, swell, fatty, vacuolar and granular degeneration in the liver cells of treated carp ; hyperemia, swell and vacuolar degeneration in the renal tubular epith epithelial cell and lymph cell inroad ; hyperemia, swell, hyperplasia and slough in the gill lamella epithelium ; hyperplasia in lymph cell, gill lamella length becomed different and frame foul - up. the influence become severer with the concentration increasing

    其破壞程度隨著濃度的增加而愈發嚴重。建議在使用中一定要科學施藥,環境水域中乙的濃度以不超過0 . 685mg l為宜,醚的濃度以不超過0 . 057mg l為宜,氯氰菊酯的濃度以不超過0 . 020 g l為宜。
  9. Abstract : quantitative genetic variation in larval tolerance to cyhalothrin and fenvalerate was examined in a pyrethroid - resistant population of cotton bollworm, helicoverpa armigera ( h & uuml ; bner ) was examined with half - sibling analysis and significant additive genetic variation in larval tolerance was detected, demonstrating that tolerance phenotypes in this population are highly heritable ( h2n narrow sense heritability = 0. 4625 0. 1578 ) to fenvalerate than that to cyhalothrin ( h2n = 0. 2476 0. 0248 )

    文摘:通過單對交配設計不同的交配家系,採用半同胞法分析了棉鈴蟲對三氟氯氰菊酯的抗性狹義遺傳力,並對2種類藥劑的抗性發展速度進行評價。
  10. More than 70 % of the amount of ethion, dicofol, and cyhalothrin uptaken by canna maintened at roots, and this ratio increased with the decreasing of water solubility of the pesticide

    Ss 。美人蕉吸收的乙硫磷、三殺蟎醇和三氟氯氰菊酯中,有voo , o以上富集於植物根系中,且在根系中的富集程度隨農藥水溶解度的下降而增加。
  11. It showed that the developing rate of resistance to fenvalerate was larger than that to cyhalothrin and no relationship between matemal factors and inheritance of resistance to pyrethroids in helicoverpa armigera was found

    結果表明,棉鈴蟲對三氟氯氰菊酯的抗性狹義遺傳力分別為0 . 2476 0 . 0248和0 . 4625 0 . 1578 ,說明棉鈴蟲對的抗性發展速度要快於三氟氯氰菊酯
  12. The toxicity of 5 % chlorfluazuron, 4. 5 % beta - cypemethrin and the different mixtures of 5 % chlorfluazuron and 4. 5 % beta - cypemethrin to plutella xylostella larvae was determined by leaf immersion method under laboratory condition

    摘要採用浸葉法在室內條件下測定5 %定蟲隆、 4 . 5 %高效氯氰菊酯單劑以及不同配比混劑對小菜蛾幼蟲的毒力。
  13. Analytical method of content for cypermethrin

    氯氰菊酯含量分析方法
  14. Studies on the toxicity of beta - cypermethrin to protozoan community

    高效氯氰菊酯對原生動物群落的毒性研究
  15. The study on reproductive toxicity of - cypermethrin emulsion for testicle and semen in male rabbits

    高效氯氰菊酯對雄兔睪丸及精液的生殖毒性研究
  16. The highest non - effective concentration ( noec ) and the lowest effective concentration ( loec ), as counted with number of youth per female, covered the range of 0. 005 - 0. 01 g / l

    根據產蚤數指標,和高效氯氰菊酯對大型蚤的最高無影響濃度( noec )以及最低有影響濃度( loec )分別介於0 . 005 0 . 01 g l之間。
  17. The toxicity measurement indicates that the mixtures of 5 % chlorfluazuron and 4. 5 % beta - cypemethrin at the four ratios all had significant synergistic activity and the 39 % chlorfluazuron + 6 % beta - cypermethrin is the highest one, the ctc was 367. 22

    室內毒力測定結果表明, 5 %定蟲隆與4 . 5 %高效氯氰菊酯4種混劑對小菜蛾均有顯著的增效作用,其中混配2的增效作用最顯著,其共毒系數最高為367 . 22 。
  18. In the production process of beta - cypermethrin, the overall yield was improved from 60 % to 93 % and the content of the final product was increased from 90 % to 95 % by optimizing technical conditions in the aspects of various starting materials, temperature control, reactant ratio, the mode of discharge, stir type, stir speed and etc

    摘要在高效氯氰菊酯的生產過程中,通過不同原料合成氯氰菊酯的選擇、溫度控制、投料比、出料方法、攪拌類型及轉速的選擇等方面的工藝探索,產品收率由60 %提高到93 % ,含量由90 %提高到95 % 。
  19. Method for the determination of permethrin, cypermethrin, fenvalerate, deltamethrin residuesin vegetables for export

    出口蔬菜中氯氰菊酯溴氨殘留量檢驗方法
  20. The result showed the bamboo emerging rate raised to 87. 5 94. 7 % from 50 % with the solution with the density of 1 : 300 1 : 600. it dedicated that cypermethrin had fine control effect to the cyrtotrachelus buqueti

    摘要利用農藥氯氰菊酯對慈竹長足大竹象進行了室內和室外防治試驗。結果表明施用濃度為1 : 300 1 : 600倍液,竹筍的成竹率從50 %提高到87 . 5 % 94 . 7 % 。顯示了氯氰菊酯對長足大竹象具有較好的防治效果。
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