我国是一个传统的农业国家 ,农业在国民经济中占有主导地位。但是 ,畜牧业的发展和对农业的互补作用同样也占有重要的地位。农耕文化与游牧文化的交融结合的历史活动构成了统一的多民族中国形成与发展的主旋律。本文试图通过部落制度对游牧民族历史进程作用的探究 ,来揭示我国游牧民族的社会发展与文化变迁 Our country is a traditional agricultural country. Agriculture plays a dominant role in the national economy. However, the development of livestock husbandry and the complementary role of agriculture also play an important role. The historical activities of the combination of farming culture and nomadic culture constitute the main theme of the formation and development of a unified multi-ethnic China. This article tries to reveal the social development and cultural changes of nomadic ethnic groups in our country by exploring the role of tribal system in the historical process of nomadic ethnic groups