论文部分内容阅读
临安县吉口公社祝川大队要求解决茶树病虫难关问题,现解答如下:一、茶白星病和茶圆赤星病:这两种病害部属于低温高湿型病害。在春秋多雨季节流行。为害幼嫩芽叶,不仅造成减产,而且病芽叶制成的干茶味苦异臭,对品质影响很大。高山地区的幼龄茶园,由于阴湿多雾,芽叶生长柔嫩,为病菌的侵染提供了有利条件,因此,一般发病严重。由于肥料不足,管理粗放以及采摘过度等原因引起树势衰弱的茶园较之树势旺盛的茶园发病为重。
Lin’an County, Jokou commune wish brigade Zhuchuan brigade to solve the problem of pests and diseases of pests, the answer is as follows: First, the white spot disease and Chayuan brown spot disease: the two diseases belong to low temperature and humidity type disease. Popular in the spring and autumn rainy season. Injury young shoots leaves, not only caused by reduced production, but also made of diseased bud leaves dry taste bitter odors, a great impact on the quality. The young tea plantations in the mountainous areas provide favorable conditions for the infection of the germs due to the humid, foggy and tender leaves. Therefore, the general incidence is serious. Due to inadequate fertilizers, extensive management and over-picking, etc., the downturn in the tea plantations is more serious than that in the strong tea plantations.