Abstract : It is difficulty to select and breed apomictic germplasm among diploid rices at present, but it has become a hotspot to select and breed apomictic germplasm among polyploid rices.

摘 ： 目前，在二倍体平上育无融和殖种质的难度较大，而在多倍体平筛无融和殖新种质已成为无融和殖研究新的长点。