【摘要】 种质基础狭窄已成为当前玉米育种工作中不容回避的问题,种质资源急需扩增。群体改良是玉米育种的基础环节,是玉米种质改良创新的核心技术。介绍了玉米群体改良的研究进展。更多还原

【Abstract】 The narrow germplasm base is the unavoidable problem in maize breeding at present,and the germplasm resources need to be expanded.The population improvement is the basic link of breeding and the core technology of germplasm improvement of maize.The progress of population improvement of maize is introduced.更多还原