韩井遗址出土炭化水稻与小穗轴 (IMAGE) Science China Press Caption A,B基本完整的稻米; C,D驯化型水稻小穗轴,表现出轮廓不平整、外表有凹陷、基部疤痕不对称的特征。 Credit ©《中国科学》杂志社 Usage Restrictions Use with credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.