西芹菌核病的防治吴向军（广东省江门农药厂５２９０００）西芹在栽培过程中，因为发生了菌核病，常会出现全株腐烂使现象。该病主要危害西芹叶柄，多由叶柄基部开始染病。初呈淡褐色水渍状不规则斑，逐渐扩展叶柄和茎基变褐色软腐。潮湿时病部产生浓密白色絮状物，以后生... Prevention and treatment of celery sclerotinia Wu Xiangjun (Guangdong Jiangmen Pesticide Factory 529000) celery in the cultivation process, because of the occurrence of sclerotinia, often appear whole plant decay phenomenon. The disease mainly harm celery petiole, petioles and more by the beginning of the base disease. The first light brown water-like irregular spots, gradually expanding petiole and stem base brown soft rot. Department of dense disease when wet white flocs, after the students ...