人们通过常规杂交育种、辐射育种、组织培养育种、多倍体育种、航天育种等手段培育了大量的花卉新品种。
Breeders have bred a great deal of new flower varieties by taking routine cross breeding, radiation breeding, tissue culture breeding, polyploidy breeding, and spaceflight breeding etc.
本文介绍了籼型恢复系郴R92-225的杂交和辐射选育过程、特征特性及配制杂交组合应用于生产的情况。
The paper introduces the Hsien rice restoring line Chen R92-225 breeding by allomixis and irradiation methods, the characteristic and application of Hsien rice restoring line Chen R92-225.
利用辐射诱变改造杂交水稻恢复系的研究结果表明：在平均水平上，国外品种比国内品种的辐射敏感性要强。
The work for improving restorer line of hybrid rice has been done. The results showed the radiosensitivity of foreign varieties overtakes Chinese ones at average level.
应用推荐