Abstract: This paper had studied the performance that the native yellow cattle was improved by Gelbvich and Belgian Blue using frozen wheatstraw semen which was bought from the beef engineering center of Henan province in 2003 to 2006.And showed that the 6 months development performance of F1 crossbred of Gelbvich or Belgian Blue were higher than the native’s. The male body weight of F1 crossbred of Gelbvich was 177.45 kg，and the F1 crossbred of Belgian Blue’s was 118.26 kg，and the native’s was 113.50 kg.Simultaneously those females body weight were 156.81 kg and 108.86 kg and 97.57 kg resp.

Key words: DF1 crossbred（Gelbvich×Native）; BF1 crossbred（Belgian Blue×Native）; development performance