financially supported by the National Natural Science Foundation of China(10505018);the Natural Science Foundation of Henan Province;China(091100110401)
Calluses of two autotetraploid rice (DPR (4) and Zijing (4)) were implanted with 30 KeV N+beams at doses ranging from 1.0×1015 to 9.0×1015 ions cm-2. The differentiation rates of calluses, the concentration o...