管胞形态特征 tracheid formal features ; tracheid morphological features ; Tracheid morphological features ; tracheid shape properties
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The grade of canopy density would rise with the increasing in the age and crown of the trees, it would induce reducing in diversity of tracheid morphological features at the latter of the growth period.
随着树龄的增加,树冠增大,郁闭度的加大,生长后期各种源管胞形态值差异减小。
参考来源 - 福建引种火炬松种源管胞形态特征和基本密度变异·2,447,543篇论文数据，部分数据来源于NoteExpress
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