茶饼病的发生规律及综合防治研究

STUDIES ON THE OCCURRENCE LAW OF TEA GALL AND ITS COMPREHENSIVE

茶饼病只侵染茶树的幼嫩芽叶及嫩梢。担孢子越冬并为第二年初侵染源。病害的消长规律与温湿度、降雨量有密切关系,而湿度影响尤为显著。8—9月为发病高峰期。茶树不同品种和叶位与抗病性有一定的关系。经综合防治的茶园其发病率降低,产量增加。

Tea gall only infects young leaves and shoots of the tea bush. At the following year, the overwintering basidiosplre in the old leaves of disease become the primary sourse of the diease. The occurrence of the disease is closely related to temperature, humidty and rainfall, and the influence of hrmidity is marked. August and September is the peak stage of tre occurrence of the disease, the resistance to the disease has relation with different varieties and different places of leaves. The incidence of tea gardens of the clmpre hensive clntrol is reduced, and the yields increase.