考古揭示长江中游地区战国至西汉时期先民食谱|少妇荡乳欲伦交换a片欧美

  中新社武汉11月7日电 (记者 梁婷)记者7日从湖北省文物考古研究院获悉,考古研究团队利用碳、氮稳定同位素分析法,对湖北云梦郑家湖墓地出土的骨骼标本进行研究。结果显示,秦人及其后裔迁入楚地后饮食结构受到江汉平原稻作农业经济强烈影响,该转变印证大一统的秦汉国家形成过程中,北方先民南下后人群间的融合与互动。

  云梦郑家湖墓地C区为战国晚期至西汉初期的中小型墓葬,相关墓葬墓主可能是秦国委派管理楚地的基层官吏与家属及其后裔。

  通过对不同个体同位素结果对比,研究发现,其个体间食物结构存在较大差异。其中,居于楚地的秦人及其后裔中多数个体饮食结构以稻米为主,但以M270、M216与M305为代表的个体则以粟黍为主要口粮。

  “其背后,既有对原有饮食习惯的坚持,也受到食物资源分配的影响,同时也与北方人群迁徙到南方时间长短有关。”湖北省文物考古研究院副院长罗运兵介绍,如M270作为第一等级基层官吏,按当时禀食制度,口粮主要是稻米。但其幼年生活于北方旱作农业区,主要依赖粟类食物,与该个体去世前最后几年食物结构相近,该个体大量消费粟黍类食物与本人幼年时形成饮食习惯有关。

  研究发现,战国晚期至西汉初年,大部分迁至楚地的秦人及家属和后裔食物结构发生转变,稻米成为日常主要粮食,反映稻作农业核心区对秦移民饮食结构的影响。

  “以稻米为主要谷物的农业经济,支撑江汉平原新石器时代考古学文化的繁荣与早期历史快速发展,也是楚文化兴起的关键物质基础。”罗运兵表示,稻作农业在郑家湖等江汉平原核心地区先民日常生产生活中占重要地位。自新石器时代中期以来,江汉平原一直是稻作农业核心区;约新石器晚期开始,粟、黍等谷物开始在江汉平原传播。

  他表示,战国至西汉时期,长江流域稻作农业核心区与黄河流域粟作农业核心区互动紧密。郑家湖墓地的发掘为探讨长江中游地区战国至西汉时期的先民食谱,尤其是北方群体南迁后食物结构转变提供重要材料。(完)

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