水稻同源四倍体双胚苗
Autotetraploid rice with twin-embryo seedlings
水稻亚种间杂种
Rice intersubspecific hybrid
水稻亚种间杂交
Intersubspecific crosses of rice (Oryza sativa .
同源四倍体多胚苗水稻
autotetraploid polyembryonic rice
同源四倍体西瓜
Autotetraploid watermelon
籼粳亚种间杂种优势
Inter-subspecific heterosis
亚种间杂种优势
Intersubspecific hybrid
subspecific heterosis
intersubspecific heterosis