“2—2—3”不育材料是山西省太谷县水秀公社郭家堡大队高忠丽同志1972年从山西农学院选种教研组引入的[(早熟1号×30600)(太谷49×苏联1号)×早洋]×(小红×963)×(太谷49×桑帕斯多尔)编号为19a—25—3—2—2—3(简称“2—2—3”)组合的第6代中发现的一株雄性不育株繁育而成的。我们经过6个世代遗传鉴定试验, “2-2-3” sterile material is Shiguo County, Shanxi Province Shuixiu commune Guo Jiabao Brigadier Comrade Gao Zhongli 1972 from Shanxi Agricultural College Selection Research Group introduced [(precocity 1 × 30600) (Taigu 49 × the Soviet Union 1) × early ocean × small red × 963 × Taigu 49 × Sampalort No 19a-25-3-2-2-3 (simply referred to as “2-2-3”) Of the sixth generation found in a male sterile plant from breeding. After six generations of genetic testing,