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干腐病在湖南等地发生严重,是发展核桃生产的重要障碍之一。病原为Physalosporajuglandis Syd et Hara,无性世代为Macrophoma sp.。病情指数与炎夏日灼、土壤酸瘦、干旱、管理不善以及咖啡木蠹蛾为害密切相关。据此,本文提出有效的防治措施。
Dry rot is serious in Hunan and other places and is one of the major obstacles in the development of walnut production. The pathogen is Physalosporajuglandis Syd et Hara and the Asexual Macrophoma sp. The disease index is closely related to summer sunburn, sour soil, drought, poor management, and damage caused by codling moth. Accordingly, this article puts forward effective prevention measures.