我国杀虫剂和杀菌剂的生产,及利用这些化学药剂保护农作物不为病虫害所侵害这一门学科——植物化学保护,是在解放以后跟随着新中国的农业而发展起来的。1954年药剂的供应量约为4万吨,为1950—1953年4年供应量的总和,1955年的供应量已经达到了8万余吨,今年随着农业合作化的高潮,为了保证农作物 The production of pesticides and bactericides in our country and the use of these chemicals to protect crops from pests and diseases, the phytochemical protection, developed following the liberation of New China’s agriculture after its liberation. In 1954, the supply of pharmaceuticals was about 40,000 tons, which was the total supply of four years from 1950 to 1953. The supply in 1955 reached more than 80,000 tons. This year, with the climax of agricultural cooperation, in order to ensure that crops