青贮玉米品种龙辐单208的选育与开发

Breeding and Using of Silage Maize Variety Longfudan208

龙辐单208是黑龙江省农科院玉米研究中心以自交系辐967-3为母本,自交系辐913-8为父本育成的青贮玉米品种。该品种在哈尔滨地区生育期127d,需≥10℃积温2700℃·d。1998～2002年在各级青贮产量试验中表现出高产、稳产、优质、适应性广及抗逆性强等特点。作为青贮玉米而言,龙辐单208的适应区为≥10℃积温在2400℃·d以上的地区。它适宜黑龙江省绝大部分地区及内蒙古、吉林省和辽宁省的部分地区。清种密度一般公顷保苗55000～60000株为宜。

Silage maize variety Longfudan208was bred by self-line Fu967-3(female)and self-line Fu913-8(male)in Maize Research Center Heilongjiang Academy of Agricultural Sciences.It needs a total temperature of2700℃·d over10℃,maturing stage is127days in the area of Harbin.In1998～2002,all kinds of yield test results showed:Longfudan208had the characteristics of high and stable yield,good quality,wide adaptation and good re-sistance.As a silage maize variety,the adaptive planting areas of Longfudan208were that had a total temperature of2400℃·d over10℃at least.It is fit for growing in mostly part of Heilongjiang province,and some areas in Inner Mongolia Municipality and Jilin and Liaoning provinces etc.The plant population was55000～60000seedlings/ha.