Abstract:

To give a more reasonable and comprehensive ways for regional trial data of wheat.Experimental data from 2008-2009 Winter Wheat Group of Henan Regional Trial were used to study by means of nonparametric statistics analysis. The results showed that,V11(Yujiao5) had good productivity and stability,and it has taken part in large-area trial in Henan Province.V5(Fumai6) is the worst variety of productivity,V8(Tianhe077) is the worst variety of stability.they have been washed out.The distinguish of varieties difference in seven regions is high.L7(Jiyuan agricultural science institution) is the highest.There is 87.2% prominent difference.