玉米是异花授粉作物,育种程序为自交系选育,组配杂交组合,杂交组合鉴定。这种程序看起来简单,实际工作却很复杂,效果又不高。为此,我们从1978年开始对其中部分内容和方法进行了分析、研究,以期得到一种选择性强、育种年限短、选育效果好的玉米育种程序和方法。 Maize cross-pollination crops, breeding programs for inbred lines selection, the group with hybrid combinations, hybrid combinations identified. This program looks simple, the actual work is very complicated, the effect is not high. To this end, we started from 1978 on some of the contents and methods were analyzed and studied in order to obtain a selective, short breeding life, good breeding effect of corn breeding programs and methods.