高油647是中国农业大学1998年育成的晚熟优质青贮玉米杂交种。通过在葫芦岛市几年的试验、示范及试种,表现较好,为了使该品种充分发挥其自身增产潜力,做到良种良法配套,我们安排了本试验,以期探索出高油647玉米新品种的综合配套技术,指导农业生产。1高油647特征特性高油647春播 High Oil 647 is a late-maturing high-quality silage maize hybrid bred by China Agricultural University in 1998. Through several years of experiment, demonstration and trial planting in Huludao City, the performance is good. In order to give full play to the potential of its own yield-increasing varieties and achieve the good planting and supporting method, we arranged this experiment to explore the new oil 647 corn Variety of supporting technologies to guide agricultural production. 1 high oil 647 features high oil 647 spring sowing