The results showed among the regrowth traits after fall defoliation, regrowth plants height was not correlative observably with coldhardiness since the correlative coefficient of them was just -0.389.

结果表明，刈割后再生形态指标，他研究者来测定秋秋季再生长高度与抗寒相关不高，相关系数仅为-0.389。