我省玉米育种的趋势正向着早熟、抗病、质佳、高产的目标发展。当前,想尽快选育出比当地垒栽品种早熟,并稳定增产10%以上的杂交种是比较困难的。要迅速突破目前玉米育种的“爬坡”状态,必须从选育玉米自交系的基础工作上狠下功夫。若能尽早选育出具有高配合力增产潜力大的过 The trend of maize breeding in our province is toward the goal of early maturity, disease resistance, good quality and high yield. At present, it is more difficult to bred hybrids that are more precocious than the local cultivars and yield stable increase of more than 10%. To quickly break the current state of corn breeding “climbing ”, we must make great efforts from the basic work of breeding corn inbred lines. Breeding as soon as possible with a high yield potential with a large increase too