Abstract: Some traditional institution, custom and conception about water resources management are contained in the traditional ethnic culture of Yunnan province. The traditional ethnic culture like production mode, living custom and pacts of Yunnan province has been analyzed, the relationship between the traditional ethnic culture of Yunnan province and the management of water resources has been discovered，and the ecological civilization that has a protective effect on water resources from the minority production and life has been excavated，from culture respect.The research shows：the traditional ethnic ecologic culture not only has an important reference to the management of water resources, but also has a significant impact on the protection, management and sustainable development of our countrys water resources.