瓜枯宁防治黄瓜枯萎病效果好

• 作 者: 杨金勇 李秀舫
• 机 构: 河北省秦皇岛市卢龙县农业局蔬菜站,河北省秦皇岛市卢龙县农业局蔬菜站 066400,066400
• 出 处: 农村科技开发
• 发表日期: 1998年02期
• 关键词: 黄瓜枯萎病 保护地蔬菜 菜区 半知菌亚门 镰孢属 化工研究所 灌根 病株根 托布津 可湿性粉剂

目前,随着保护地蔬菜生产的发展,蔬菜各种病害日益严重,尤其在老菜区,黄瓜枯萎病发病特别严重,轻者减产30～50％,重者造成绝收,极大地打击了菜农的积极性。 黄瓜枯萎病病原为半知菌亚门镰孢属真菌,主要是土壤带菌,从根部侵染,造成植株萎蔫枯死,多年来,枯萎病一直被视为黄瓜“癌症”,一直无特效药。最近齐齐哈尔市北方化工研究所最新研制出一种新药——

At present, with the development of vegetable production in protected areas, the diseases of vegetables are becoming more and more serious. Especially in the old vegetable area, the incidence of cucumber wilt disease is particularly serious. The light yield is reduced by 30-50% Positivity. The pathogen of cucumber wilt is the conidia of Fusarium ssp. Fusarium, which is mainly soil-borne and infects from the root, resulting in the wilting and wilting of plants. For many years, the wilt disease has been regarded as “cancer” of cucumber and has been without cure. Recently, Qiqihar North Institute of Chemical recently developed a new drug -