The Quadraplex Tetraploids Hybrids and Duplex Tetraploids Hybrids Are Responsible for Heterosis and

• 作 者: WANGZe-li JamesABirchler WANGL
• 机 构: CollegeofLifeSciences,DivisionofBiologicalSciences,CollegeofLifeSciences
• 出 处: 中国农业科学：英文版
• 发表日期: 2005年7期
• 关键词: 玉米 四倍体 二倍体 杂种优势 近亲繁殖 剂量效应 Maize Quadraplex tetraploids Duplex tetraploids Het
• 基金项目: 教育部留学回国人员科研启动基金，the Department of Energy Biosciences, USA, to University of Columbia, JB

The maize quadraplex tetraploids and duplex tetraploids were developed using Kato's protocols. The phenotype of heterosis and inbreeding depression over generations in their parents and progenies of F1, F2 and F3 were investigated.The results indicate