吴国良;杨俊强;张鹏飞;刘群龙;宋艳波;

• 1:河南农业大学园艺学院
• 2:山西农业大学园艺学院
• 3:山西省农科院园艺研究所
• 4:山西农业大学生命学院

摘要(Abstract)：

山西绵核桃是我国核桃重要的栽培类型,以山西绵核桃为试材研究了其无融合生殖特性。套袋隔离结果表明,4个供试核桃单系均具有一定的无融合生殖能力,平均无融合生殖率为20.4%,最高达67.4%;方差分析结果显示不同地区来源单系间无融合生殖能力的差异达极显著水平,说明山西绵核桃群体中存在专性无融合生殖类型。山西绵核桃无融合生殖胚由卵细胞发育而来,属孤雌生殖类型。具无融合生殖特性的山西绵核桃后代叶片过氧化物酶同工酶酶谱一致性高于自然授粉后代。讨论了培育具无融合生殖特性的核桃新品种的可能性。

关键词(KeyWords)： 山西绵核桃;无融合生殖;套袋隔离;胚胎学;同工酶

Abstract:

Keywords:

基金项目(Foundation): 山西省科技攻关项目(编号021036);; 山西省自然科学基金(编号2006011081);; 河南农业大学特聘教授启动基金

作者(Author): 吴国良;杨俊强;张鹏飞;刘群龙;宋艳波;

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