吉单501是吉林省农科院五米研究所1993年育成，代替四早6和白单9的中早熟高产玉米杂交种。在产量、稳产性和抗病性及抗旱性方面优于四早6和白单9。一、产量表现该品种产量高，稳产性好。在肥水较好的栽培条件下，公顷产量可达9000～100O0公斤，比同熟期杂种四早6、白单9增产IO Jidan 501 is Jilin Academy of Agricultural Sciences five meters Institute bred in 1993, instead of four as early as 6 and white single 9 middle-early maturity and high-yielding maize hybrids. It is superior to Si Zao 6 and Bai Dan 9 in yield, stability and disease resistance and drought resistance. First, the yield performance The variety of high yield, good stability and good. Fertilizer in the better cultivation conditions, hectare yield up to 9000 ~ 100O0 kg, four times earlier than the same maturity hybrids 9, white list 9 IO