种质创新是链接种质资源和育种的关键环节，玉米种质创新在玉米育种中发挥着重要作用。对基于野生近缘植物、地方品种、外来群体、杂交种和自交系的玉米种质创新进展进行评述，对今后我国玉米种质创新发展方向进行展望。

Germplasm enhancement is the key link between germplasm resources and plant breeding. It has also played an important role in maize breeding. The advances in germplasm enhancement of maize based on its wild relatives, landraces, exotic populations, hybrids and inbreds were reviewed. Directions and main tasks of germplasm enhancement of maize in China in the near future were also proposed.

科技部重点研发计划项目（2016YFD0100102）、中国农科院科技创新工程项目