The origins and prehistoric spread of rice agriculture between East and West Asia are hot topics in the current archaeological community. In this study, we present the results from a preliminary archaeobotanical study at the Khalchayan site in Uzbekistan, where we recovered the oldest securely dated rice thus far identified in Central Asia. We directly dated the rice grains to 1714–1756 cal yr BP（Kushan period）, and morphologically compared them with other contemporaneous cultivated rice remains... 

【文章來源】：Science China（Earth Sciences）. 2020,63(06)EISCICSCD

【文章頁數】：11 頁

【文章目錄】：
1. Introduction
2. Materials and methods
    2.1 Research area
    2.2 Experimental method
3. Results
    3.1 Dating results
    3.2 Macrobotanical remains
    3.3 Rice morphology
4. Discussion
    4.1 Comparison of rice morphology at the Khalchayan site and others
    4.2 The path of the transmission of rice at the Khal-chayan site
    4.3 Farming and cuisine at Khalchayan
5. Conclusion


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