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苹果银叶病在阜宁县羊寨镇果园村苹果生产区曾是少见病害,但近年来由于果树管理水平跟不上,致使该病呈扩展蔓延趋势,其中以伏帅、伏翠、辽伏等品种发病较重,伏帅发病率达30%、伏翠达15%、辽伏达8%,并有20多株成年老树因染此病而死亡。为控制该病的发生与危害,尽可能减少损失,经过多次试验观察,初步掌握了银叶病的发生规律和特点及其有效的防治措施,现小结如下:
Apple silver leaf disease in Funing County Shek Kip Town Orchard Village Apple production area was a rare disease, but in recent years due to fruit tree management level can not keep up, resulting in the spread of the disease was spread, of which the handsome, Vu Cui, Liavu, etc. The incidence of serious varieties, Fu Shuai incidence of up to 30%, 15% Vuitton, Liaodao 8%, and more than 20 adult trees died of the disease due to infection. To control the occurrence and harm of the disease, minimize losses, after many trials and observations, initially mastered the rules and characteristics of silver leaf disease and its effective prevention and control measures are summarized as follows: