【摘要】 报导了广东省３种重要药用作物：山药、玉竹、丹参烂根或死株的主要病原菌分别为：尖孢镰孢山药专化型（Ｆｕｓａｒｉｕｍｏｘｙｓｐｏｒｕｍｆ．ｓｐ．ｄｉｓｃｏｒｅａｅ），腐皮镰孢根生专化型（Ｆｓｏｌａｎｉｆ．ｓｐ．ｒａｄｉｃｉｃｏｌａ）及腐皮镰孢深蓝变种（ＦｓｏｌａｎｉＶａｒ．ｃｏｅｒｕｌｅｕｍ），均为中国新报导的对生产危害大或较大的病害，其中尖孢镰孢山药专化型为国内真菌新纪录更多还原

【Abstract】 Three important Fusarium Diseases which caused wilt and root rot were re-ported on Dioscorea opposita Thunb.,Polgonatum odoratum.(Mill.) Druce and Salviamiltiorrhiza Bge. The pathogens are Fusarium oxysporum Schl.f. sp.dioscoreaeWellman,F. solani(Mart.)Sacc.f. sp. radiciola(Wr.) Snyd.& Hans,and F solani(M)art.) Sacc.var.coeruleum(Sacc.)Booth respectively. The first fungus is a new recordin China,the second and third cause root rot on new hosts.更多还原