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	Low net primary productivity of dominant tree species in a karst forest, southwestern China: first evidences from tree ring width and girth increment 期刊论文 OAI收割 Acta Geochimica, 2017, 卷号: 36, 期号: 3, 页码: 482-485 作者: Jian Ni; Haiyang Xu; Libin Liu \| 收藏 \| 浏览/下载：22/0 \| 提交时间：2018/03/19 Biomass Increment Tree Ring Girth Measurement Karst Evergreen And Deciduous Broadleaved Forest Allometric Functions
	Acyclic coloring of graphs with some girth restriction 期刊论文 OAI收割 JOURNAL OF COMBINATORIAL OPTIMIZATION, 2016, 卷号: 31, 期号: 4, 页码: 1399-1404 作者: Cai, Jiansheng; Feng, Binlu; Yan, Guiying \| 收藏 \| 浏览/下载：11/0 \| 提交时间：2018/07/30 Graph Girth Coloring Acyclic coloring Local lemma
	Survey of Loxodonta africana (Elephantidae)-caused bark injury on Adansonia digitata (Malavaceae) within Pendjari Biosphere Reserve, Benin SCI/SSCI论文 OAI收割 2014 Kassa B. D.; Fandohan B.; Azihou A. F.; Assogbadjo A. E.; Oduor A. M. O.; Kidjo F. C.; Babatounde S.; Liu J.; Kakai R. G. 收藏 \| 浏览/下载：35/0 \| 提交时间：2014/12/24 bark damage intensity bio-reserves distribution tree girth class distribution West Africa springs national reserves west-africa colophospermum-mopane elephants park zimbabwe savanna impact kenya herbivores
	A new upper bound for the spectral radius of graphs with girth at least 5 期刊论文 OAI收割 LINEAR ALGEBRA AND ITS APPLICATIONS, 2006, 卷号: 414, 期号: 2-3, 页码: 512-516 作者: Lu, M; Liu, HQ; Tian, F \| 收藏 \| 浏览/下载：13/0 \| 提交时间：2018/07/30 graph spectral radius Perron-eigenvector girth