最重要的种子——普通野生稻稻米是地球上近一半人口的主要粮食。考古发现,我国是世界上栽培稻的起源中心之一,早在7000多年前,我们的祖先就已会栽培水稻。普通野生稻Oryza rufipogon Griff(.Poaceae)是亚洲栽培稻的近缘祖先,其经过长期的进化变成了现代的栽培稻。在进化过程中,其约有1/3的等位基因和一半的基因型被 The most important seed, the common wild rice, is the staple food for nearly half of the world’s population. Archeology has found that our country is one of the centers of origin of cultivated rice in the world. As early as 7000 years ago, our ancestors had cultivated rice. Oryza rufipogon Griff (.Poaceae) is a related ancestor of Asian cultivated rice, which has undergone long-term evolution into modern cultivated rice. About 1/3 of the alleles and half of the genotypes are evolved