最近，我国专家在世界上首次从距今五千年的单粒古 碳化稻种中提取了DNA，经鉴定， 专家认为扩增片段确系 来自五千年前的古稻谷—— 水稻是世界 ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible resultsSome results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback