搜索结果: 1-3 共查到“林业工程 basic density”相关记录3条 . 查询时间(0.143 秒)
Spectrometric prediction of wood basic density by comparison of different grain angles and variable selection methods
Spectrometric prediction wood basic density
<
2023/6/2
Background:Wood basic density (WBD) is one of the most crucial wood property in tree and mainly determined the end use of wood for industry. However, the measurement WBD is time- and cost-consuming, w...
Use of the Pilodyn for Estimating Basic Density and Its Applicability to Density-based Classifying of Cryptomeria japonica Green Logs
Pilodyn basic density log classification green condition Cryptomeria japonica
<
2009/3/6
We used a Pilodyn for estimating basic density in the green condition for the purpose of classifying logs of Cryptomeria japonica D. Don based on their density. The relationships between Pilodyn pene...
Longitudinal Changes of Basic Density and Non-Destructive Quality Evaluation Using the Pilodyn in Todomatsu（Abies sachalinensis）Plus Tree Clones
todomatsu clone longitudinal change basic density Pilodyn penetration
<
2009/3/4
The longitudinal changes in the basic density of disks (mean Bd) of todomatsu (Abies sachalinensis) were investigated using plus-tree clones and breeding-material clones. The relationship between Pilo...