In order to obtain st rain of soy bean, wo rthily to be populari zed for g rowingin Nyingchi Prefecture and o ther areas simi lar in ecological condi tio n, in 1997. Weconducted v arietal compariso n experiment o n 10 st rains of soybea n on the basi s ofex periments fo rmer ly tested. The result show s that the ten st rains all hav ecomparativ ely high ecological adaptabi li ty in this area, a nd seem to hav e no so ybeanplant diseases a nd insect pests. They also show fai rly go od eco nomic t rai ts. Amo ngthem , Liaodo u No. 9, Ludo u No. 4 and Dong nong No. 836 are the best , w or thi ly to bepopula ri zed and g row ing.