品种来源 丹东农科院于1997年以丹599为母本，丹T138为父本杂交选育而成，2002
年经辽宁省农作物品种审定委员会审定命名并推广。
Dan599 cross DanT138, Bred by Dandong Academy of gricultural Sciences in 1997, Passed examination and
approval, Permission to spread and renamed by Liaoning
Examination and Approval committee of crops Variety in 2002
特征特性 种子：黄色、马齿型、穗轴白色。
幼苗：叶鞘紫色，叶片绿色，叶缘浅紫色。
成株：叶片绿色，株高287厘米，穗位125厘米，株形半紧凑，全株叶片21~22片。
果穗：长筒形，穗长25.5厘米，穗粗5.5厘米，每穗16~18行，百粒重42.8克，出籽率82.5%。
生育期：132天，属晚熟品种。
抗性：高抗倒伏、玉米大斑病、玉米灰斑病、玉米丝黑穗病、玉米螟。
[品质分析]
总淀粉69.36%，蛋白质13.12%，脂肪4.9%，赖氨酸0.30%，角质率高。
Kernels: dent and yellow kernel, white ear axis.
Seedling: Purple leaf sheath, green leaves, light purple edge of leaves.
Adult plant: green leaves, about 287cm of plant height, about 125cm of ear Position height, half-compact plant type, about 21-22 leaves.
Ear: Long—tube ear, about 25.5cm in average length, about 5.5cm in average width, 16~18 rows per ear, 42.8g per ndred grains, 82.5% kernels per ear.
Growth Period: about 132 days. Late maturity
[Quality Analysis]
Crude fat content 69.36%；protein content 13.12%; total tarch content 4.9%，Lysine content 0.30%；much more cutin.
产量表现 2001年辽宁省玉米区域试验晚熟组，每公顷产量9842.5公斤，比对照丹玉26号增产6.3%。
2002年辽宁省玉米区域试验晚熟组，每公顷产量9882公斤，比对照沈单16号增产3.3%。
2001年与2002年两年玉米区域试验，平均每公顷产量9865.5公斤，比对照增产4.8%，居第五位。
2002年辽宁省玉米生产试验，平均每公顷产量9009公斤，比对照沈单16增产2.9%。[Yield character]
The yield was 9842.5kg per ha in the late maturate district
comparison test of liaoning province and increased 6.3% ore than the ck Danyu 26 in 2001.
The yield was 9882kg per ha in the late maturate district omparison test of liaoning province and increased 3.3% more han ck shengdan16 in 2002.
It got the average yield of 9865.5kg per ha and increased .8% more than the ck and placed fifth in 2001 to 2002.
The averaged yield was 9009 kg per ha the production test f liaoning district showed and increased 2.9% more than the k shengdan 16 in 2002.
适宜区域 丹玉90号玉米品种种植区域广泛，适宜于辽宁、河北、山东、山西、河南等省种植。
This hybrid has wide adaptation. The growing area covered iaoning, Hebei, Shandong, Shanxi, Henan province etc in ina.
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