“提起农药,让人欢喜让人忧。”笔者在北京农业大学,见到生物农药专家王玉万教授时,他发出这样的感慨。他说,人类发现“环境问题”的严峻性就是从农药开始的。20世纪60年代,美国科学家雷切尔·卡森注意到由于化学杀虫剂的生产和应用,很多生物随着害虫一起被杀灭,连人类自己也将不能幸免,她在那本闻名于世,而且也必将载人史册的《寂静的春天》一书中向世人发出警告:“从那时起,一个奇怪的阴影遮盖了这个区,一切都开始变化……神秘莫测的疾病袭击了成群的小鸡,牛 ”Mention of pesticides, people happy to make people worry. “ The author at Beijing Agricultural University, saw biological pesticide expert Professor Wang Yuwan, he sent such a feeling. He said that humankind has discovered that the seriousness of ”environmental problems“ starts with pesticides. In the 1960s, American scientist Rachel Carson noticed that due to the production and application of chemical insecticides, many creatures were killed along with the pests and even humans themselves would not be spared. She was known in that world , But also to warn the world in the book The Still Spring, which contains the history of mankind: ”Since then, a weird shadow over the area has begun to change ... Mystical disease attack A bunch of chicks, cattle