在农业生产大跃进的新形势下,农作物病虫防治工作已为广大群众所掌握,由于行动规模大,防治范围广,化学农药出现了暂时供不应求的现象。在这种新的情况下.广大群众发挥了无穷的智慧,创造了多种多样的办法,及时有效地制止了病虫的为害。根据各地使用的植物药剂种类和发展的情况来看,凡是不能食用的植物,除了木质部纤维素以外,大都因为含有某些特殊的生物碱、配糖体、挥发油、树脂、 Under the new situation of great leap forward in agricultural production, crop pest control work has been mastered by the general public. Due to its large scale of operation and wide range of prevention and control, chemical pesticides have temporarily appeared in short supply. Under such a new situation, the broad masses of the people have exerted infinite wisdom and created a wide range of methods to stop the pests and diseases in a timely and effective manner. According to the types and development of botanicals used in various places, most of the inedible plants, except xylem, contain some special alkaloids, glycosides, volatile oils, resins,