石硫合剂是茶叶生产上经常使用的一种农药,因为它既可防治茶树上的多种病害,而且对常见的若干种介壳虫、螨类也有较好的防治效果,加上原料易得,配制比较方便,成本低廉等特点,所以多年来一直深受 Limestone is a kind of pesticide which is often used in the tea production because it can not only prevent many kinds of diseases on the tea tree but also have good control effects on several common scale insects and mites. Besides, Preparation of more convenient, low cost and other characteristics, so over the years has been well received