Seedling Growth Characteristics of 24 Provenances of Larix principis-rupprechtii

Author:

Zhang Guo Jun1,Wang Cheng He1,Zhao Min Hua1,Wang Wan Qi1,Yang Jun Ming1

Affiliation:

1. Hebei Normal University of Science and Technology

Abstract

Seedling growth traits of 24 provenances of Larix principis-rupprechtii were analyzed to select superior provenances. Variance and correlation on height, basal diameter, root length, root and stem fresh weight of 1-year old and 2-year old seedlings of those provenances were analyzed. Then correlation coefficients between these growth traits and membership value of height and basal diameter of 24 provenances were carried on. Results showed that variance on growth traits of 1-year old seedlings among 24 provenances were only significant for height, but for basal diameter, height, root and stem fresh weight of 2-year old seedlings. Based on correlation coefficients between growth traits, height and basal diameter were selected for comprehensive evaluation. The top 5 provenances of Larix principis-rupprechtii were Neimeng Balinzuo, Hebei Weichang 1-21, 7-46, 8-75, and Beijing, according to average of membership value of height and basal diameter.

Publisher

Trans Tech Publications, Ltd.

Subject

General Engineering

Reference10 articles.

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2. J.H. Wang, C.G. Ma, S.G. Zhang, X.M. Sun, S.L. Wu and H.R. Hu: Journal of Hebei Agricultural University, Vol. 31 (2008), p.15 (in Chinese).

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4. Y.Q. Mao, J.L. Zhang, F.S. Wang, L. Liu and C.J. Wu: Scientia Silvae Sinicae Vol. 34 (1998), p.48 (in Chinese).

5. X.B. Zhang, J.H. Feng and J.R. Ren: Journal of Forestry Research Vol. 12 (2001), p.123.

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