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本试验是在校党支部领导下,在上粮二库密切配合下进行的。试验日期自1976年8月21日至9月20日,现将试验情况小结于后,供参考。一、试验目的敌敌畏是一种有机磷杀虫剂,具有熏蒸,触杀和胃毒作用,对一般昆虫的毒力很高,作用迅速,击倒力强,剂量低,收效快,且易于代谢无残留毒性。但由于该药剂的挥发性强,易分解,因此它的药效期较短,特别是高温季节,分解更迅速,尤其是对露
This experiment is carried out under the leadership of the school’s party branch and in close cooperation with the Second Bureau of Food and Agriculture. Test date from August 21, 1976 to September 20, the test conditions are summarized below, for reference. First, the purpose of the test Dichlorvos is an organophosphate insecticide, with fumigation, contact and stomach poisoning effect on the general toxicity of the insect is high, rapid action, knockdown, low dose, fast, and easy to metabolize Residual toxicity. However, due to its high volatility and easy decomposition, the drug has a shorter period of efficacy, especially in the hot season, and the decomposition is more rapid, especially for the dew