安徽沿江棉区棉花黄萎病发生规律及综合防治研究

• 作 者: 张辅志 胡士久
• 机 构: 安徽省农科院安庆棉花研究所,安徽省农科院安庆棉花研究所
• 出 处: 安徽农业科学
• 发表日期: 1985年03期
• 关键词: 棉花黄萎病 综合防治研究 安徽沿江 散发病 检疫对象 为害程度 五十年代 棉花幼苗 病害 棉花生育

棉花黄萎病是棉花生产上的严重病害,为国内外检疫对象.我国北方棉区三十年代开始发现此病,为害程度逐年加重;长江棉区解放前和五十年代初只个别地方零星发病,未引起重视.六十年代末期至今十多年来由点到面、由零星散发病到成片为害,使局部棉田受害较重,发病率高达78.50% (如附表).

Verticillium dahliae is a serious disease in cotton production and is a quarantine object at home and abroad.China’s northern cotton area began to find the disease in the 1930s and its degree of harm increased year by year. Before the liberation of the Yangtze River cotton area and in the early 1950s, only sporadic diseases , Did not attract much attention.From the late 1960s until more than a decade from point to surface, from sporadic disease into a piece of damage, so that the local cotton fields were seriously affected, the incidence of up to 78.50% (as Schedule).