苜蓿锈病寄主范围研究  

Study on Host Category of Uromyces striatus Schrot.

作　　者：刘爱萍[1] 侯天爵[1] 

机构地区：[1]中国农业科学院草原研究所

出　　处：《中国草地》1999年第1期49-50,67,共3页Grassland of China

基　　金：农业部重点资助

摘　　要：通过室内和田间人工接种苜蓿锈病病原物，观察苜蓿锈病的寄主范围。研究表明，苜蓿锈病的寄主除苜蓿属的植物外，扁蓿豆属的扁蓿豆、三叶草属的白三叶草、野火球等均是该病原锈菌的夏孢子的寄主，大戟属的乳浆大戟是苜蓿锈菌的转主寄主。扁蓿豆、野火球是国内外未见报道的新寄主，乳浆大戟是国内尚未见报道的转主寄主。The host category of Uromyces striatus Schrot was observed by means of artificial inoculating pathogens of Uromyces striatus Schrot. The results showed: besides Medicago sativa, the hosts of Uromyces striatus uredinispores Schrot were, Medicago ruthenicus, Trifolium repens and Trifolium lupinaster; the hosts of Uromyces striatus Schrot was Euphorbia esula L. Medicago ruthenicus and Trifolium lupinaster were new hosts, Euphorbia esula was new alterhate host.

关 键 词：苜蓿锈病 寄主范围 转主寄主 

分 类 号：S551.7[农业科学—作物学]