西辽河上游生态环境变迁与中国北方旱作农业起源

Ecological Environment Changes and Rain Fed Agriculture Origin in Upper Reaches of Liao River Area

关于中国北方旱作农业起源问题一直以来在学术界众说纷纭。内蒙古敖汉旗兴隆沟遗址第一地点出土炭化粟、黍的鉴定结果将中国北方旱作农业起源推进了五百至一千年。本文对西辽河上游地区特殊的地理景观分布、生态环境、气候条件进行系统分析,研究表明:西辽河上游地区是中国北方旱作农业起源地或重要地区之一,西辽河上游地区特殊的生态环境、旱作农业的发展推动了这一地区文明化进程的发展。

There were many opinions in the academic circles about the origin of rain fed agriculture in North China.The identification results of carbonization millet unearthed in the first place of Xinglongwa Ruins proved that the agriculture origin in the area could be brought forward 500-1000 years more than the former thinking.By system analysis on special geographical landscape distribution,the ecological environment,and the climatic conditions in the upper reaches of Liao River,the conclusion was drawn that this...