Taking the introduced varieties of eight Flammulina velutipes as experimental materials,the various varieties of female kind of mycelium growth rate,the mushroom traits and yield and the biological conversion rate were comprehensive compared,in order to select suitable mushroom varieties for Baiyin area.The results showed that the yellow varieties ‘SD-2’,‘Sue 6’，and white varieties of ‘Yuxue 22’,‘Jinbai 1’ of high yield,the mushroom with tidy,long stem and small cap,hard to open,high output,corn cob as main material was adopted to improve the cultivation of the biological conversion rate,and were 81%,79%,61%,60%,and suitable for promotion cultivation in Baiyin area.