周麦21由河南省周口市农科院根据育种目标选育而成,来源于周93S优/郑麦9023杂交组合。于2007年通过国家审定(审定编号:国审麦2007013),已获国家小麦新品种权保护。该品种属弱春性早熟、强筋优质、高产小麦新品种。品质达到国家优质小麦标准,最高产量9294kg/hm2。淮安市农业技术推广中心于2011年 Zhoumai 21 Zhoukou City, Henan Province Academy of Agricultural Sciences breeding based on breeding purposes, from the 93S hybrid Zhou Zheng / 9023 combinations. In 2007 through the national validation (validation number: State audit wheat 2007013), has won the national new varieties of wheat protection. The varieties are weak spring precocious, strong gluten quality, high-yielding wheat new varieties. The quality of the country to achieve high-quality wheat standards, the highest yield 9294kg / hm2. Huai’an Agricultural Technology Promotion Center in 2011