次级层理;次生层理
The induced rate of the secondary dormancy differed from the treatments and the incubation conditions. The germination percentage of seeds stratified in ( 23 ± 2)℃ was 10.3%, while it was up to 44.7% after the acid scarification, GA_3 soaking and cold stratification.
酸蚀后在(23±2)℃条件下层积的种子发芽率仅为10.3%,而酸蚀后又经GA3浸种和GA3拌沙低温层积的发芽率可提高到44.7%。
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