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About phytopathological and histological aspects of Norway spruce dieback in the Orlické hory Mts.
spruce decline Gremmeniella abietina Ascocalyx abietina Sirococcus strobilinus NOx
2015/2/6
The condition was evaluated of tissues of declining young spruce stands in selected localities of the Orlické hory Mts. It refers to stands occurring in top parts affected by an air pollution disaster...
The role of root system in silver birch (Betula pendula Roth) dieback in the air-polluted area of Krušné hory Mts
Betula pendula Roth root system air pollution
2015/1/29
120 root systems and trunks of 20 years old birch trees and 60 root systems and trunks of 15 years old birch trees affected by defoliation and with no visual symptoms of damage were analyzed in the ai...
Dieback of Austrian pine – the epidemic occurrence of Sphaeropsis sapinea in southern Moravia
Sphaeropsis sapinea dieback Pinus nigra
2015/1/29
In the course of recent years, various cases of Austrian pine dieback of all age classes have occurred in a number of localities. At all localities, Sphaeropsis shoot – killing of pine caused by Sphae...