In August 1935 ,the cotton improvement and promotion community of Hebei province was united by the cotton improvement and promotion institution of Hebei province, North China agricultural research and improvement community and some others. The government＇ s actuation was the primary motive power. Because of its joint mechanism, the cotton improve- ment and promotion community of Hebei province was provided with social characteristics,which other provinces did＇t have. Under the guidance of the community, Hebei province got a lot of achievement...
