farming community
7.The whole process just likes concentric circles with the cadres at the level of production team and brigade advocating the demand of Farming on His Own as the perpetual centre and with the development of the movement towards the direction of the Left deviation, the outer circle would broaden appropriately and include the cadres at the level of community and county into its scope step by step.
8.Aridy grassland in Northwest China were divided into four ecological areas according to geographical position,water and warm resources,plants community and soil type,which included extremely drought desert grassland in plateau and basin,arid and semiarid grassland on the Loess plateau,interlaced belt between a farming area and a pasturing area on the Qinghai-Tibet plateau and Loess plateau,artificial grassland.

