品种来源原名小黑北早。由山西省农业种子站于1992年用黑叶小平头与北京早熟两个自交不亲和系作亲本杂交组配而成。1997年4月经山西省品审委三届二次会议审定通过。特征特性生育期60－65d，中早熟。植株开展度55－60cm，外叶14－17片，叶色深绿，叶球圆球形，色泽黄绿，生长整 Original source of small black early North. From the agricultural seed stations in Shanxi Province in 1992 with black leaves Xiaoping first premature and Beijing two self-incompatible lines as the parental cross from. In April 1997 by the Shanxi Provincial Commodity Auditing Commission examined and approved the second meeting of the third. Characteristics of the growth period of 60-65d, premature. Plant development degree 55-60cm, outer leaves 14-17, dark green leaf color, spherical ball, yellow and green color, growth and development