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黑龙江省农牧渔业厅科技处于1998年9月8日,在大庆市组织中国农科院、黑龙江省农科院、东北农业大学著名玉米育种专家,对大庆市庆南种子开发公司农艺师王新国同志选育的“C庆432”雄性不育系的繁殖、杂交制种和不育化杂交种一代种植田,进行实地检测鉴定。专家组认为庆南种子开发公司利用C型M017CⅢ为不育源,以庆432为轮回亲本,经连续回交8代,育成“C庆432”不育系,整齐一致,不育性稳定;该公司用“C庆432”不育系配制出不同熟期,优势组合10个。其中有8个恢复组合,杂交种花粉充足,可
Heilongjiang Provincial Department of Agriculture, Animal Husbandry and Fishery Science and Technology in September 8, 1998, organized in Daqing City, Chinese Academy of Agricultural Sciences, Heilongjiang Academy of Agricultural Sciences, Northeast Agricultural University, a well-known maize breeding experts on Daqing City Gansu Seed Development Company agronomist Wang Xin Guo Comrade breeding “C Qing 432 ” male sterile lines of breeding, hybrid and infertility hybrids of a generation of field cultivation, field testing and identification. The expert group believes that Gyeongnam Seed Development Co., Ltd. utilizes C type M017CⅢ as the infertility source and Qing 432 as the recurrent parent. After continuous backcrossing for 8 generations, Gyeongnam Seed Development Co., Ltd. has developed into a sterile “C Qing 432” sterile line and is stably sterile. ; The company used “C Qing 432” CMS formulated different maturity, the combination of 10 advantages. Among them, eight restorer combinations are sufficient for hybrid pollen