在农作物病虫草害防治及生调应用中,施用农药各有各自的具体药量。如果全用中文表述,识用将无问题。但是在现时农药施用技术宣传材料和传授讲座中,常常显现“外文符号”,这给读者带来麻烦,也给使用者带来困惑,更给写作者与使用者带来传授“距离”。为解决实用,除调正农药技术宣 In crop pests and diseases prevention and control of raw materials, application of pesticides each have their own specific dose. If the whole Chinese expression, knowledge will be no problem. However, in the current publicity materials and teaching lectures on pesticide application techniques, “foreign symbols” often appear, which brings trouble to the readers as well as confusion for the users, as well as imparting “distance” to writers and users. In order to solve the practical, except to adjust the pesticide technology