The water relations of Picea abies in a healthy stand with green trees only and a declining stand with trees showing different stages of needle yellowing were investigated in northern Bavaria. The ...

Leaf gas exchange, transpiration, water potential and xylem water flow measurements were used in order to investigate the daily water balance of intact, naturally growing, adult Larix and Picea trees ...

本研究针对森林树木育种周期长、表型评价成本高的瓶颈，通过整合两代挪威云杉(Picea abies)在两种环境下的木材性状数据（包括密度、管胞特性等），首次系统评估了基因组选择(GS)在跨世代（G0母树→G1子代）和跨环境预测中的效能。研究发现GBLUP模型对高遗传 ...

Jennie Mazzone, Penn State Extension Educator, Horticulture Spruces (Picea spp.) are eye-catching at this time of the year, especially now that deciduous trees have lost their leaves. Spruces […] ...

In Finland, forest stands damaged by the European spruce bark beetle (Ips typographus) tend to concentrate in groups and form ...