应农牧渔业部邀请,美国威斯康星大学昆虫系教授梁同庭先生,于1983年10月4日至11月1日来华讲学。受部委托,中国农科院植保所举办了“全国农药残留及污染讲习班”。梁先生作了关于“农业环境中农药污染的严重状况”,“农药在环境中的分解与持久”,“农药的合理使用与增效作用”,“农药 At the invitation of the Ministry of Agriculture, Animal Husbandry and Fisheries, Professor Liang Tongting, a professor of insects at the University of Wisconsin, came to China to give lectures from October 4 to November 1, 1983. Ministry commissioned by the Chinese Academy of Agricultural Sciences Institute of Plant Protection held a “National Pesticide Residues and Pollution Seminar.” Mr. Liang made his speech on “The Serious Situation of Pesticide Pollution in Agricultural Environment”, “Decomposition and Lasting of Pesticide in Environment”, “Reasonable Use and Synergistic Effect of Pesticide”, "Pesticide