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Observation on Stocking Growth in Betula alnoides Provenance (Family) Trial
Author(s): GUO Wen-fu, LI Ming, ZENG Jie
Pages: 63-
68
Year: 2005
Issue:
2
Journal: GUANGXI FORESTRY SCIENCE
Keyword: 西南桦; 种源; 家系; 育苗试验;
Abstract: 对西南桦全分布区内收集的13个种源以及相应的350个家系育苗试验数据,进行苗高及生物量聚类分析和方差分析,结果表明:不同种源及不同家系苗高生长差异显著;在广西凭祥育苗试验点,种源表现较好的有广西靖西、广西田林等广西本地种源,而云南分布区的种源表现较差;苗高生长较差的种源中,也有生长表现较好的家系,因此,认为在中心分布区内家系选择比种源选择意义更大.
Citations
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