The results showed that high concentration of 2,4-D was required for callus induction from mature seeds of tall fescue, and combination of 8mg/L 2,4-D with 2mg/L ABA gave best induction effects.

• 研究表明，高羊茅成熟种子愈伤组织诱导需要较高浓度的2，4-D，以8mg/L 2，4-D与2mg/L ABA配合能获得最佳的诱导效果；