Origin of the Chinese cultivated rice(Oryza sativa L.)  

作　　者：Xiangkun Wang Chuanqing Sun Hongwei Cai Juzhong Zhang 

机构地区：[1]Chinese Agr Univ, Beijing 100094, Peoples R China [2]Henan Archeolog Inst, Zhengzhou 450004, Peoples R China

出　　处：《Chinese Science Bulletin》1999年第4期295-304,共10页

摘　　要：The following new research progresses are summarized and discussed, which are related to 3 main problems in origin of rice cultivation in China: 1. new hypothesis of rice cultivation in Chinamiddle Yangtze River and upper Huai River regions; 2. primitive cultivated rice and the strengthen period of domestication; 3. genetic diversity centers of cultivated rice in China; 4. China and South Asia might be two independent systems of origin and differentiation of Asian cultivated rice; 5. morphological classification of common wild rice of China; 6. primitive progenitor of common wild rice; 7. direct progenitor of cultivated rice; 8. present or not the annual wild rice in China; 9. differentiation or not the common wild rice into Indica and Japonica; 10. origin and differentiation of Indica and Japonica.The following new research progresses are summarized and discussed, which are related to 3 main problems in origin of rice cultivation in China: 1. new hypothesis of rice cultivation in China— middle Yangtze River and upper Huai River regions; 2. primitive cultivated rice and the strengthen period of domestication; 3. genetic diversity centers of cultivated rice in China; 4. China and South Asia might be two independent systems of origin and differentiation of Asian cultivated rice; 5. morphological classification of common wild rice of China; 6. primitive progenitor of common wild rice; 7. direct progenitor of cultivated rice; 8. present or not the annual wild rice in China; 9. differentiation or not the common wild rice into Indica and Japonica; 10. origin and differentiation of Indica and Japonica.

关 键 词：RICE cultivation of China HOMELAND of CULTIVATED RICE PROGENITOR of CULTIVATED RICE ORIGIN of INDICA and Japonica. 

分 类 号：S511.01[农业科学—作物学]