Various approaches have been used to improve the performance of adapted indigenous stock, including cross-breeding and upgrading through back-crossing with improved breeds, and within-line selection.
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.
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。
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The remarkable successes on research and breedingof two line hybrid rice in China are introduced.