河北考古为中国北方万年农业文化史提供核心贡献

Core Insights - The article highlights six major achievements in "scientific archaeology and cultural heritage protection" announced by the Chinese Academy of Social Sciences, with a focus on early dryland agriculture research in the Yanshan region [1][2] Group 1: Major Achievements - The six archaeological achievements include the establishment of a leading scientific archaeological resource standard library, innovative field archaeology methods, restoration of Tang Dynasty textiles, new findings on the history of agriculture in northern China, discovery of ancient myrtle trees, and digital archaeology revealing ancient water management systems [1][2] Group 2: Agricultural Research Findings - The research indicates that northern China is one of the centers of agricultural origin, with evidence of millet and sorghum cultivation dating back approximately 10,000 years at sites like the Donghulin site in Beijing [2][3] - Key archaeological sites such as Shangyi Sitai and Xuankua Zhengjiagou reveal the coexistence of settled life and agricultural origins, with evidence of organized housing and early agricultural practices [3] - Carbon and nitrogen stable isotope analysis shows that between 6,200 and 5,000 years ago, millet and sorghum constituted about 80% of the diet, supporting the development of a sustainable dryland agricultural economy [3]