Agricultural Development in the Period of Three Yan Culture in Western Liaoning
The period of Wei and Jin Dynasties was a period of great migration and integra-tion of famous ethnic groups in China.Murong Xianbei moved into western Liaoning.Its e-conomic form was still dominated by animal husbandry,supplemented by agriculture,The development of agriculture in the Three Yan period in western Liaoning experienced four sta-ges:germination stage(early stage)—rapid development stage(former Yan period)—de-cline stage(later Yan period)—redevelopment stage(Northern Yan).The development of agriculture was related to the attention paid by the Three Yan regime to agriculture,and the decline of agriculture was mostly related to war turbulence,It is helpful to understand the development process of agricultural technology and is of great significance to the formation of the pattern of pluralistic integration of the Chinese nation.