1) severely pyrethrum pesticide poisoning
重度菊酯类杀虫剂中毒
3) pyrethroid
[英][pai'ri:θrɔid] [美][paɪ'riθrɔɪd, -'rɛθrɔɪd]
拟除虫菊酯类杀虫剂
1.
In this paper,the composition and preparation of the microemulsions of pyrethroids,such as the microemulsion of 10% fenpropathrin was reported.
以 10 %甲氰菊酯微乳剂为例报道了拟除虫菊酯类杀虫剂微乳剂的组成和制备方法 ,研究了温度、水质等因素对该制剂物理化学性能的影响 ,以及该制剂的杀虫活性。
4) pyrethroids
拟除虫菊酯类杀虫剂
1.
Resistance mechanisms to pyrethroids were investigated in Bemisia tabaci (Gennadius)with synergist bioassay, biochemical analysis and RT-PCR amplification for ⅡS4-6 region of sodium channel gene.
41倍,抗性品系的谷胱甘肽S转移酶活性与敏感品系没有差异,表明羧酸酯酶和多功能氧化酶在烟粉虱对拟除虫菊酯类杀虫剂的抗性中具有重要的作用,而谷胱甘肽S转移酶与抗性无关。
2.
To deal with the existence of large amount of polyphenols,pigments and other impurities,an improved HPLC method suitable for analyzing pyrethroids in vegetables including modified sample preparation procedures and chromatography profiles was proposed.
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。
6) chrysanthemum ester insecticide
菊酯杀虫剂
1.
Evolve of the chrysanthemum ester insecticide has been introduced,relation between insecticidal activity and chemical structures of chrysanthemum ester insecticide has been discussed,and to study the some questions in development of the chrysanthemum ester insecticide in china.
介绍了菊酯类杀虫剂开发的进展 ,讨论了拟除虫菊酯杀虫剂生物活性与化学结构的关系 ,探讨了拟除虫菊酯类杀虫剂在我国发展中的若干问题。
补充资料:强碱类中毒
强碱类中毒
指腐蚀性强的氢氧化钠、氢氧化钾、氧化钠、氧化钾与腐蚀性较弱的碳酸钠、碳酸钾,氢氧化钙、氧化钙等中毒。强碱类的固体或浓溶液与组织接触后,迅速吸收组织细胞内的水份,能溶解蛋白和胶原,形成碱性蛋白化合物。同时皂化脂肪,造成严重的组织坏死。此种坏死组织易于溶解而遗留较深的溃疡。临床表现可见强烈的消化道刺激症状,喉头水肿及窒息,肺水肿,食管或胃穿孔,全身有碱中毒,出现手足搐搦。重者发生休克、昏迷。后期可继发感染、胃肠出血、肾功能衰竭。胃肠狭窄可迟至服毒1~2年后发生。处理原则和措施为中和碱性物质,止痛,避免胃肠道穿孔,防治休克、窒息,抗感染等。
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