该品种在适应区出苗至成熟生育日数为125d左右,需≥10℃活动积温2 600℃左右。该品种幼苗期第一叶鞘紫色,叶片绿色,茎绿色。株高278cm,穗位高100cm,成株可见14片叶。果穗圆筒形,穗轴粉色,穗长23cm,穗粗5.2cm,穗行数18~20行,籽粒硬粒型、黄色,百粒重38.7g。吉龙1号品质优良、耐密,高产优势明显,茎秆坚韧,根系发达,抗旱、抗倒伏;抗玉米螟、大斑病、小斑病,丝黑穗病,耐低温。该品种适应 The varieties in the adaptation zone emergence to mature birth days is about 125d, need to ≥ 10 ℃ active accumulated temperature of about 2 600 ℃. The variety of seedling first leaf sheath purple, green leaves, stems green. Plant height 278cm, ear height 100cm, adult plants can be seen 14 leaves. Ear cylindrical, cob pink, spike length 23cm, ear diameter 5.2cm, ear rows 18 to 20 lines, grain hard-type, yellow, 100-grain weight 38.7g. Jilong 1 is of high quality, tight tolerance, obvious superiority of high yield, stalk toughness, developed root system, drought resistance and lodging resistance; resistant to corn borer, big spot disease, small spot disease, head smut and low temperature resistance. The variety to adapt