【摘要】 针对辽宁省气候特点和当前市场需要，辽宁省农业科学院玉米研究所育成了玉米新品种辽单312。辽单312母本辽135、父本辽3162，春播125 d成熟，品种综合表现较好，品质达到国家一等玉米标准，中抗大斑病、高抗茎腐病。在区域生产试验中，辽单312平均产量高于对照品种迪卡516，具有稳产性好、适应性广等特点，适合在辽宁地区推广种植。更多还原

【Abstract】 According to the climatic characteristics and market demand of Liaoning Province, the Corn Research Institute of Liaoning Academy of Agricultural Sciences has bred a new corn variety, Liaodan 312. The maternal parent of Liaodan 312 is Liao 135 and the paternal parent is Liao 3162, which is mature in 125 days after spring sowing. The comprehensive performance of the variety is good, with the quality meets the national first-class corn standard. It is moderately resistant to large spot disease and highly resistant to stem rot. In regional and production trials, the average yield of Liaodan 312 was higher than that of Dika 516, with good stability and wide adaptability,which is suitable for promotion and planting in Liaoning area.更多还原