苹果斑点落叶病(Alternaria blotch)病原鉴定及防治研究简报

• 作 者: 鹿世晋
• 机 构: 青岛市农业科学研究所
• 出 处: 山东果树
• 发表日期: 1983年02期
• 关键词: 苹果斑点落叶病 病原鉴定 简报 Alternaria 病斑直径 紫褐色 波尔多液 落叶 分生 杀菌剂

近年来,在青岛及省内外一些苹果主要产区,发生一种未知的为害相当严重的落叶性病害,尤以印度、元帅系品种受害为烈,七、八月份新梢叶片几乎全部受害或脱落。目前生产上常用农药和现行防治时期不足以控制其为害。为此,我所于1980年开始对该病的致病菌原、发生规律及防治方法进行

In recent years, in Qingdao and some major apple producing areas inside and outside the province, there has been an unknown and extremely serious deciduous disease. Especially in India, the mandarin is the victim of severe diseases. In July and August, almost all the shoots of young shoots were damaged or shed . At present, the commonly used pesticides in production and the current control period are not enough to control the damage. To this end, I started in 1980 on the pathogens of the disease, the occurrence of the law and prevention methods