一、我国农药市场的历史变迁据调查，我国农药市场大致经历了3个阶段：第一阶段是在1982年以前，供销社系统独领风骚，县、乡两级供销社独家经营，实行计划经济；第二阶段是1982～1992年，各地相继建立植物医院后，逐步形成农资和农技两大阵容，二者相互补充的均势；第三阶段是 First, the historical changes of China’s pesticide market According to the survey, China’s pesticide market has gone through three stages: The first stage was before 1982, the supply and marketing cooperative system dominates, and county and township supply and marketing cooperatives operate exclusively, implementing a planned economy. The second stage was from 1982 to 1992. After successive establishment of plant hospitals, the two lineups of agricultural resources and agricultural technology were gradually formed, and the two complement each other’s balance of power; the third stage was