工学 >>> 林业工程 >>> 木材学 >>>
搜索结果: 1-7 共查到木材学 Picea abies相关记录7条 . 查询时间(0.031 秒)
In this research the spruce plywood board and combined spruce-beech plywood board were prepared in laboratory conditions using two levels of processing pressure
Norway spruce (Picea abies (L.) Karst.) is frequently the object of dendrochronological research owing to its distribution, wood structure and longevity. The Norway spruce chronologies published in Sl...
In the paper, potential analysis of various growth parameters of Norway spruce are introduced at the macro and micro levels. Dendroecological measurements give information as to xylem growth ring widt...
Norway spruce trees from the subalpine stand are exposed not only to high UV-B radiation but also to a complex of other environmental factors, such as high photosynthetically active radiation, extreme...
The effect of experimental heating and cooling in a part of the stem of Norway spruce (Picea abies) on cambial activity and cell differentiation was studied. Experiments were performed for 30 days; he...
Genetic differentiation of 22 indigenous Norway spruce (Picea abies (L.) Karst) populations from Slovenia and 4 from Croatia has been investigated by means of isoenzyme gene markers. The degree of dif...
The Zasavje district has been heavily affected by air pollution due to mining, the presence of a coal-fired power plant, and industry. The extent of forest damage differs according to location because...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...