摘要
根据天然次生林中收集的样本资料 ,以样地中检尺乔木树干材积为基准变量 Y,以平均林龄、平均胸径、株数、乔木种数、郁闭度为说明变量 。
According to the sample details of natural secondary forest,volume as basic variable factor,and average age,average chest diameter,quantity,wood species quantity,canopy density as the following variable factors,the different trunk volume model were established.
出处
《江西林业科技》
2000年第3期18-19,31,共3页
Jiangxi Forestry Science and Technology