The study showed that in vitro D. nobile seeding with thickset roots, stocky pseudobulb and higher survival rate after treated by paclobutrazol.

• 所以探求多效唑壮苗和对根发育的影响，不仅有助于我们进一步加深对多效唑作用机理的认识，还有助于我们在生产实践中更为广泛和有效的应用该类植物生长延缓剂。