Astragalus Markou disease is important diseases in Astragalus mongolius,famous for the pock grain size of the pit (hole) like the callus in Astragalus surface.Because the occurred of Markou disease,resulting in the Astragalus productiondecreased year by year,the finished product quality constantly decline,commodityprices also fell affected by Markou disease,seriously affected the enthusiasm offarmers to plant,inhibit the development of Astragalus industry,so the production isan urgent need to solve this pro...