山东省玉米辐射诱变育成杂交种的系谱分析

山东省辐射诱变育成的鲁原单号玉米杂交种,其亲本主要是来源于原武02、原齐系和华风系。以原武02及原齐系为亲本,育成的杂交种都具有早熟或中早熟特性。这些品种在黄淮海夏玉米区种植推广,获得极显著的增产效益。

PEDIGREE ANALYSIS OF MAIZE HYBRIDS BRED BY RADIATION INDUCTION OF MUTATION IN SHANDONG PROVINCE

Luyuandan series hybrids were bred by radiation induction of mutation in Shandong, mainly using Yuanwu 02 line, Yuanqi lines and Huafeng lines as parental materials. The hybrids from Yuanwu 02 line and Yuanqi lines were characterized by early or mid-early maturation and have been popularized in the summer corn belts of Huanghe-Huaihe-Haihe region, resulting in a significant benefit both in productivity and economics.