对不同树龄窄冠杨黑11的纤维形态与制浆性能进行了研究。
The fiber morphology and pulping properties of narrow-crown Poplar Aigeiros 11 at different ages were studied.
宽冠型树种树冠在成熟龄后,仍有缓慢生长,而窄冠型树种则保持稳定。
Crown width would keep slowly growth for the wide-crown species and the narrow-crown species would keep stable growth after mature age.
宽冠型树种树冠在成熟龄后,仍有缓慢生长,而窄冠型树种则保持稳定。
Crown width would keep slowly growth for the wide-crown species and the narrow-crown species would keep stable growth after mature age.
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