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茶褐色叶斑病在省内外各主要茶区都有发生,根据其症状特点,称之为褐色叶斑病。被害的茶树叶片极易脱落,以致影响茶树生长,降低茶叶产量。鉴于目前国内外对此病尚未有过研究报道,为此特将在杭州茶区进行的一些调查研究结果,简报如下。一、病害发生情况——此病主要发生于茶树成叶上,自早春开始即见为害,以后随
Brown leaf spot in the major tea areas both inside and outside the province have occurred, according to the characteristics of their symptoms, called brown leaf spot disease. Victims of the tea leaves easily fall off, resulting in the growth of tea trees, reducing tea production. In view of the current domestic and international research on this disease has not been reported, this will be particularly carried out in Hangzhou tea district of some of the findings of the study, the briefing is as follows. First, the occurrence of disease - the disease occurs mainly in tea leaves, since the early spring that is harmful, with the