安徽临泉县是红芋栽培大县,以红芋为原料的三粉(粉面、粉丝、粉碴)是当地农民收入的主要来源,近年来,红芋的根腐病日趋严重,病薯的面积不断扩大,仅去年我单位附近的村庄就有上百亩,及至今年,发病情况更 Linquan County, Anhui Province is a large red taro cultivation, with red taro as raw materials, three powder (noodles, fans, powder ballast) is the main source of income of local farmers in recent years, red taro root rot is worsening, Of the area has been expanding, last year alone, there are hundreds of mu of villages in my unit, and up to this year, the incidence of more