一、品种来源我所于1982年以胞质雄性不育系“74102-4A”(1980年从吉林省向日葵研究所引进)为母本,自选分枝型恢复系“7911”为父本,杂交选育而成.二、特征特性汾葵3号属油用型中熟杂交种.从出苗至成熟春播生育日数100天左右,复播日数85天左右,生育期≥5℃活动积温约2100℃.汾葵3号幼茎呈紫色,果皮呈黑色带暗 First, the variety of sources I in 1982 to cytoplasmic male sterile line “74102-4A ” (introduced from the Institute of Sunflower in Jilin Province in 1980) as the female parent, optional branching restorer 7911 Male and female.Secondly, the characteristics Fenfen 3 is an oil-use medium-maturing hybrids.From emergence to maturity, the number of days of reproductive growth is about 100 days, the number of days of compound replanting is about 85 days, the growth period is≥5 ℃ The accumulated temperature is about 2100 ° C. The young stem of Fen Kui No. 3 is purple and the peel is black and dark