田麦良种“云麦37号(842—849)”由云南省农科院粮作所1980年春选用从贵州毕节地区农科所引入的抗三锈、矮秆、丰产、早熟的K74—12—6—2—2作母本,用Larm251与6082单交种F_6代作父本进行杂交,选育而成。1989年4月26日鉴定审评时,同行专家认为:“云麦37号”具有大穗,大粒,千粒重高,白粒,抗条锈病,抽穗整齐,灌浆落黄快等特点,1988,1989年在昆明市 Triticum aestivum “Yunmai 37 (842-849)” by the Yunnan Academy of Agricultural Sciences Institute of grain in the spring of 1980 selected from the agricultural science in Bijie, Guizhou introduced anti-rust, dwarf, high yield, precocious K74-12-6 -2-2 was used as the female parent, and Larm251 and 6082 single crosses F_6 were used as male parents for breeding. April 26, 1989 appraisal review, peer experts believe that: “Yunmai 37” with a large spike, large grain, 1000 grain weight, white grain, resistance to stripe rust, heading neat, fast grouting fall, etc., 1988,1989 Years in Kunming