华玉2号系华中农业大学玉米育种组1987年组配的,属恢复型的雄性不育系单交种。1983年引入我县种植,1984—1985年柴湖区农技站组织了4点次的品比试验,华玉2号亩产453—570公斤,4点次均居第一位,平均亩产511.5公斤,比对照品种豫农704亩产453公斤,增产12.9%.1986年,我们又组织了有鲁玉2号、中单206、郧单1号参加的品比试验,结果华玉2号产量仍居 Huayu 2 Department of Huazhong Agricultural University maize breeding group with 1987, is a recovery of male sterile lines single cross species. In 1983, the county was introduced into my county. From 1984 to 1985, Chaihu Agricultural Technology Station organized a 4-point ratio test. Huayu No.2 produced 453-570 kg per mu, ranking the first 4 times, with an average yield of 511.5 mu Kg, 453 kg more than the control varieties 704 plots per hectare, an increase of 12.9% In 1986, we also organized a Lu Yu 2, Zhongdan 206, Yun Dan No. 1 to participate in the ratio test results Huayu 2 yield Still living