定丰18号是定西市农业科学研究院于2003年利用自育品系核1利为母本、CMS579-1学为父本杂交,再经过多年株系优选,最终选育出的抗病性强、丰产优质、水旱兼用型春小麦新品种,于2016年12月通过甘肃省农作物品种审定委员会第32次会议审定,品种审定编号为甘审麦20170002。1生物学特征特性该品种幼苗直立,叶色深绿,生育期111~ Dingfeng No. 18 Dingxi City Institute of Agricultural Sciences in 2003, the use of self-nursery of nuclear 1 Lee as the mother, CMS579-1 study for the male parent cross, and then after years of strain optimization, the final breeding of the disease resistance , A new spring wheat variety with high yield, good water quality and drought resistance, was approved by the 32nd Meeting of Gansu Provincial Crop Variety Approval Committee in December 2016. The variety approval number is Gan Zhaimai 20170002.1 Biological characteristics The seedling of this variety is erect, leaves Dark green color, the growth period of 111 ~