农药事故的发生随农业形势的变化以及使用农药的变动而逐渐起变化。首先要从与农药事故相关连的农药生产量来讨论。属于有机磷剂的一六○五,特普或有机汞制剂等急性毒性强的农药,于1951年前后开始出现并迅速推广使用,同时相继发生了农药散布人员中毒事故,到1958年中毒事故达到高峰,受害者在年中大约可达1,000人,1965年以后大量提出了滴滴(?),六六六等有机氯剂或汞制剂在作 The occurrence of pesticide accidents gradually changes with changes in the agricultural situation and changes in the use of pesticides. The first thing to talk about is the amount of pesticide production associated with the pesticide accident. Pesticides belonging to the organophosphorus pesticides such as A605, Tepu or organic mercury preparations, which began to emerge in 1951 and spread rapidly, were successively poisoned by pesticides. By 1958, the poisoning accident reached Peak, the victim in the year about up to 1,000 people, after 1965 a large number of drops (?), BHC and other organochlorine or mercury preparations in