Chemical treatments (soaking seeds in 15% H2O2 for 30min or in 75% ethanol for 30s) before stratification were not more effective than the control in breaking seed dormancy.

• 另以15%25H2O2浸泡30分钟及75%25酒精浸泡30秒钟之药剂处理后再进行低温或组合层积，其删除种子休眠效果均逊于控制组（未经药剂处理者）。