The character of pollen cultivation of the remote cross hybrid and breeding method of new varieties
1990
Li Kwang Su | Choe Bong Hak (Institute for Rice, Pyongyang (Korea Democratic People's Republic))
The rate of callus formation of the remote hybrid was very low as to 2.3 percents. The spontaneous poliploidization rate of pollen plants induced from remote hybrids is about 36 percents and the rate of advantive plants as to 19.4 percents
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