影响植株内源激素水平 10.00 5.00 Influence of AM fungi on IAA and iPAs concentrations of litchi seedlings.Open 0.00 bars and closed bars represent shoots and 5.00 roots,respectively.Asterisk indicates 10.00 significant difference between 15.00 mycorrhizal and nonmycorrhizal 20.00 treatments."nd"means "not determined".Means followed by the 0.60 0.A same letter are not significantly 020 different(P<0.05)for shoots or roots. 0.20 0.40 0.60 0.80 1.00 NM GI GM GI+GM 果树传些须击生瀑程ya⊙2果树专业硕士生课程-yao2 影响植株内源激素水平 现象： Influence of AM fungi on IAA and iPAs concentrations of litchi seedlings. Open bars and closed bars represent shoots and roots, respectively. Asterisk indicates significant difference between mycorrhizal and nonmycorrhizal treatments. ‘‘nd’’ means ‘‘not determined’’. Means followed by the same letter are not significantly different (P < 0.05) for shoots or roots