【摘要】 运用近年我们对籼粳稻的研究结果，从比较籼粳稻的遗传多样性和原始性的角度，结合考古发现及一些学者的研究结果，笔者认为籼粳稻分别起源于同一野生稻种不同地理生态型。更多还原

【Abstract】 This topic tries to probe into the evolution and origin of Hsien and Keng rice with recent research results of the auther on this two subspecies through comparison of their genetic diversity,primitiveness,the archaeological findings and the research results of some researchers.It is assumed that the Hsien and Keng originate respectively from different geoecotypes of a same wild rice species.更多还原