【摘要】 [目的]为玉米(Zea mays L.)新品种通单258今后大面积推广及在玉米育种中的应用提供科学依据。[方法]介绍通单258的选育经过、特征特性、产量表现、适应区域、栽培技术及制种技术。[结果]通单258是通化市农业科学研究院玉米研究所以自选系通2127作母本、通1702作父本杂交选育而成的中熟玉米杂交种,该品种在吉林省2011～2012年玉米区域试验和生产试验中表现出高产、稳产、品质优良、抗逆性好、适应性广等特点,2013年通过吉林省农业委员会审定。[结论]通单258综合性状优良,具有广阔的应用前景。更多还原

【Abstract】 [Objective] The aim was to provide a scientific basis for promotion of a new maize hybrid variety Tongdan 258 in a large scale and its application in maize breeding in future.[Method] Introduce Tongdan 258’s breeding process,characteristics,yield performance,adaptive regions,cultivation and seed production technology.[Result] The new maize variety Tongdan 258 was bred by the Maize Research Institute of Tonghua Academy of Agricultural Sciences.Tongdan 258 is a mid-maturity maize hybrid bred by taking Tong 2127 as the female parent and Tong 1702 as male parent.This hybrid has the characteristics of high and stable yield,advanced quality,strong resistance,wide adaptability in the regional test and production test of Jilin province from 2011 to 2012.The hybrid was approved by Variety Approval Committee of Jilin Province in 2013.[Conclusion] Tongdan 258’s comprehensive traits are good,has wide application prospect.更多还原