氯菊酯 的英文怎麼說
中文拼音 [júzhǐ]
氯菊酯
英文
permethrin-
4. 5 % beta - cypermethrin emulsifiable concentrates
4 . 5 %高效氯氰菊酯乳油Methods : refers to gems / food recommends the monitor project, the shaoxing special food yellow wine, the dried vegetables, the preserved beancurd, the fragrant cake, the sauce duck carried on the lead, the arsenic, the cadmium, the organochlorines, the organic phosphorus, the pyrethrum, the synthetic colour, the sorbic acid, the benzoic acid, the nitrite monitor were determined
方法:參照建立全國食品污染物監測系統和全球食品污染物監測規劃( gems / food )中推薦監測項目,對紹興特產食品黃酒、乾菜、腐乳、香糕、醬鴨進行了鉛、砷、鎘、有機氯、有機磷、擬除蟲菊酯、合成色素、山梨酸、苯甲酸、亞硝酸鹽的監測。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氰戊菊酯、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) 。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、三氯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43The 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氰菊酯、氯氰菊酯、氰戊菊酯、溴氰菊酯和聯苯菊酯五種擬除蟲酯類農藥殘留量。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、酯化合成氟氯氰菊酯,總收率45 % 。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。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:乙氰菊酯、醚菊酯、氯氰菊酯對鯉魚的急性毒性為分別為低毒、中毒和高毒。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,環境水域中乙氰菊酯的濃度以不超過0 . 685mg l為宜,醚菊酯的濃度以不超過0 . 057mg l為宜,氯氰菊酯的濃度以不超過0 . 020 g l為宜。In this article is introduced a new method to make anti - insect fiber by using deltamethrin to replace permithrin to add into polyethylene with a comprison of the two kinds of anti - insect fibers by use of deltamethrin and permithrin made, indicating that the anti - insect effect by use of deltamethrin being better
摘要溴氰菊酯防蟲藥效較氯菊酯高一個數量級,介紹了改變生產工藝和配方,用溴氰菊酯代替氯菊酯加入聚乙烯製成新防蟲纖維的方法,並對兩種菊酯制得的防蟲纖維進行了對照測試,表明改變後防蚊效果優于改前。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和氰戊菊酯的抗性狹義遺傳力,並對2種菊酯類藥劑的抗性發展速度進行評價。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、三氯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。Abstract : the title compound useful as insecticide, is synthesized from methyl 3 - ( 2 :, 2, 2trichloroethyl ) - 2, 2 - dimethylcyclopropanecarboxylate. by uniform design, the experimental condition is optimized. mathematical model is established and discussed
文摘:從3 - ( 2 , 2 , 2 -三氯乙基) - 2 , 2 -二甲基環丙烷羧酸甲酯出發制備二氯菊酸甲酯。應用均勻設計選擇反應優化條件,並對實驗數據建立數學模型,同時對模型進行分析。The efficacy of a synergistic mixture of cyhalothrin and abamectin in the control of liriomyza sativae blanchard
氯氟氰菊酯與阿維菌素增效混配製劑對美洲斑潛蠅的防治效果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和氰戊菊酯的抗性狹義遺傳力分別為0 . 2476 0 . 0248和0 . 4625 0 . 1578 ,說明棉鈴蟲對氰戊菊酯的抗性發展速度要快於三氟氯氰菊酯。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。Method for the determination of permethrin, cypermethrin, fenvalerate, deltamethrin residuesin vegetables for export
出口蔬菜中氯菊酯氯氰菊酯氰戊菊酯溴氨菊酯殘留量檢驗方法Effects of pyrethroids on the concentrations of thyroid hormones in the rat serum and brain
氯菊酯和溴氰菊酯對大鼠血清及腦甲狀腺激素水平的影響Analytical method of content for permethrin
氯菊酯含量分析方法The effective test of permethrin mixed liquid killing mosquito, fly and cockroach
氯菊酯混配水劑殺滅蚊蠅蟑的效果測試分享友人