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6个油葵雄性不育系在兰州的主要性状表现
引用本文:卯旭辉,陈炳东,葛玉彬,贾秀苹.6个油葵雄性不育系在兰州的主要性状表现[J].安徽农业科学,2009,37(30):14645-14647.
作者姓名:卯旭辉  陈炳东  葛玉彬  贾秀苹
作者单位:甘肃省农业科学院作物研究所,甘肃,兰州,730070;甘肃省科学技术协会,甘肃,兰州,730000
基金项目:甘肃省科技重大专项计划项目"农作物杂种优势利用关键技术研究及良种示范" 
摘    要:目的]研究6个油葵雄性不育系在兰州的主要性状表现。方法]在田间将恢复系、不育系与保持系依次相邻播种,生育期记载物候期、植物学特征及农艺性状表现,开花后观察育性,统计不育株率。通过不育系自交,人工杂交和异交,测定不育系结实率、亲和指数和主要经济性状。结果]6个不育系生育期为112~122d,不育株率均为100%,自交结实率为0,与恢复系杂交结实率为77.55%。91.76%,异交结实率为84.24%-92.12%,亲和指数为0.7830—0.9050,子实含油率39.58%-50.22%。结论]6个不育系育性遗传稳定,综合农艺性状表现较好;6个不育系的杂交亲和力差异显著,同一不育系与不同恢复系的杂交亲和力也存在差异。其中F15—2A综合农艺性状表现最突出。

关 键 词:油葵  雄性不育系  兰州  性状表现

Main Characters of 6 Male Sterile Lines of Oil Sunflower in Lanzhou
MAO Xu-hui et al.Main Characters of 6 Male Sterile Lines of Oil Sunflower in Lanzhou[J].Journal of Anhui Agricultural Sciences,2009,37(30):14645-14647.
Authors:MAO Xu-hui
Institution:MAO Xu-hui et al (Research institute of Crops,Academy of Gansu Agricultural Science,Lanzhou,Gansu 730070)
Abstract:Objective] The aim was to study main characters of 6 male-restorer lines of oil-sunflower in Lanzhou.Method] In the field restorer lines,male-sterile lines and maintainer lines were planted in turn.Agronomic characteristics,botanical characteristics,phonological period were recorded in the growth period and sterile rate was counted after blossoming.With self-crossing,artificial crossing and out crossing methods,seeding rate,compatibility index and economic characters were measured.Result] Growth period o...
Keywords:Oil sunflower  Male sterile lines  Main characters  Lanzhou  
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