Global climate change also influences the forest damaging agents occurrence and thus a
forest health. Forest trees that are damaged by agents are in managed forests processed by …

The gypsy moth is one of the most serious pests in forests and fruit tree plantations over
prevailing parts of the Northern Hemisphere. This work is based on a literature review, and …

Salvage felling is one of the indicators of the forest health quality and stability. Most of the
European Union countries monitor forest harmful agents, which account for salvage felling …

Species within the group of winter moths (Geometridae) are important oak defoliators in
European forests. Adults of these species emerge either in late autumn ('autumn species') or …

Oak forests are of great ecological and socioeconomic values but are declining in many
regions due to abiotic and biotic factors, including crown damage by defoliating insects. In …

Nowadays, a large area of Norway spruce forest stands in Europe is disturbed by windstorm
and, subsequently, bark beetle outbreaks. We investigated the state of three disturbed …

Although tree mortality is an essential process in forests, tree death still remains one of the
least understood phenomena of forest development and dynamics. Therefore, we focused …

The decline of spruce stands caused by bark beetle outbreaks is a serious economic and
ecological problem of forestry in Slovakia. In the preceding period, the decline affected …

Smrk ztepilý (Picea abies) je dřevinou, jejíž přirozené zastoupení v Česku spadá především
do poloh 6.-8. lesního vegetačního stupně (LVS), tedy v nadmořských výškách cca 700 …

Among so-called small forest owners, ie mainly owners of up to 50 ha of forest, there is
generally little interest in managing the forests they own. This situation can lead to an …