The IBA solution could also accelerate the growth of cuttings, but the effect was not as good as that of compound preparation.

• 经IBA溶液浸泡处理亦可有效提高苗木的生长，但整体效果不及复合制剂的最佳处理。初步确定了复合制剂的最有效成分配比及处理方法。