茶叶轮斑病(Pestalotia longiseta Speg.)于七十年代初在静冈县发生并被确认以来,发生地区急剧扩大,新垦茶场发生特别多,已成为与茶炭疽病和茶饼病不相上下的主要病害。木伏秀夫曾研究用波尔多液防治轮斑病有效,但未使用新的药剂。本文报告从1979～1982年用31种药剂试验对轮斑病的防治效果及喷药时期。 Since the occurrence and confirmation of Pestalotia longiseta Speg. In Shizuoka Prefecture in the early 1970s, the rapid expansion of the area has led to the occurrence of a large number of new reclaimed tea farms that are as good as anthrax and cakes The main disease. Wood Fu Xiufu used Bordeaux mixture to study the prevention and treatment of leaf spot disease effective, but did not use new agents. This article reports from the 31 kinds of agent tests from 1979 to 1982 on the prevention and treatment of leaf spot disease and spraying period.