[1]刘平,王玉涛,马履一,等.油松人工林单木胸径生长过程模拟及检验[J].西北林学院学报,2010,25(04):139-143.
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油松人工林单木胸径生长过程模拟及检验
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第25卷
期数:
2010年04期
页码:
139-143
栏目:
OA
出版日期:
2010-07-31

文章信息/Info

作者:
刘平;王玉涛;马履一;
沈阳农业大学林学院;北京林业大学林学院;
关键词:
油松人工林单木胸径生长理论生长方程
摘要:
本文采用Logistic、Richards、Gomertz、Weibull、JohnsonSchumacher、Bertalanffy 6种理论生长方程对油松人工林单木胸径生长过程进行了模拟,从中筛选出拟合精度最佳的生长方程。研究结果显示:6种理论生长方程模拟油松单木胸径生长过程的决定系数R~2值均为0.7以上,达极显著水平,其中Richards方程预测精度最高;使用未进行建模的10株油松解析木对所构建的预测方程进行T检验,发现模型预测值与实测值之间无显著差异(p=0.1699>0.05)。所构建的预测方程可以预测油松人工林单木胸径生长过程,为油松人工林科学经营提供重要参考。

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备注/Memo

备注/Memo:
国家林业局948项目(2005-04-02);
更新日期/Last Update: 2010-08-20