An integrated study of the prehistoric population in the Yellow River valley suggests that,as time went on,their average age and body height tended to reduce and the rate of patients to increase. It evidences that the...An integrated study of the prehistoric population in the Yellow River valley suggests that,as time went on,their average age and body height tended to reduce and the rate of patients to increase. It evidences that their physical condition was gradually worsened from the Peiligang period to the Erlitou period. This phenomenon was directly concerned with the change of prehistoric environments and the process of social complication.展开更多
文摘An integrated study of the prehistoric population in the Yellow River valley suggests that,as time went on,their average age and body height tended to reduce and the rate of patients to increase. It evidences that their physical condition was gradually worsened from the Peiligang period to the Erlitou period. This phenomenon was directly concerned with the change of prehistoric environments and the process of social complication.