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The main aim of the research was to study trees growth responses to the changing environmental conditions and to assess the degree of damage to trees taking into consideration their secondary crown. Based the material from plots established in 12 silver fir stands (tab.), chronologies were developed for trees in various age classes (fig. 1). 1950 saw a downward trend in the radial growth that continued...
The aim of the research was to assess the degree of damage to spruce trees and stands and to study their growth responses to the changing environmental conditions in the Sowie Mountains (Central Sudety Mts.). To assess the degree of damage to trees, three methods based on crown characteristics were used. The types of growth responses of trees to changing environmental conditions were additionally...
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