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Geographical variability of spruce bark beetle development under climate change in the Czech Republic
bark beetle altitudinal shift climate change scenario Ips typographus generations temperature increase
2015/3/27
Climate change is expected to influence the distribution and population dynamics of many insect pests, with potential severe impacts on forests. Spruce bark beetle Ips typographus (L.) (Col.: Curculio...
The role of Hylastes cunicularius Erichson (Coleoptera: Scolytidae) in transferring uropodine mites in a mountain spruce forest
Hylastes cunicularius mountain spruce forest uropodine mites West Carpathians
2015/3/19
The bark beetle Hylastes cunicularius was studied in the Tatra Mountains, West Carpathians, to clarify its role in transferring phoretic uropodine mites during dispersal in a mountain spruce forest. E...
Merocoenoses of cambioxylophagous insect fauna of Norway spruce (Picea abies [L.] Karst.) with focus on bark beetles (Coleoptera: Scolytidae) and types of tree damage in different gradation conditions
bark beetles the Beskids Central Europe merocoenoses Norway spruce, Picea abies tree damage
2015/3/19
Research on merocoenoses of cambioxylophagous insect fauna of Norway spruce (Picea abies [L.] Karst.) was carried out in spruce stands of different age in the area with an endemic population (Moravian...
The first reaction of soil mite fauna (Acari, Mesostigmata) caused by conversion of Norway spruce stand in the Szklarska Por阞a Forest District
Mesostigmata mites forest conversion
2015/3/16
To observe the first reaction of Mesostigmata mites for conversion of even aged spruce stands under conversion with common beech and silver fir, four pairs of experimental plots directly neighbouring ...
Correlation between flight activity of sawflies Pristiphora abietina, P. saxesenii, P. gerula and P. leucopodia (Hymenoptera: Tenthredinidae) and spruce (Picea abies) bud breaking in Eastern Czech Republic
flight activity spruce bud breaking correlation
2015/3/6
The flight activity of spruce tenthredinids were studied using Malaise traps and yellow sticky boards in young spruce forests in the Nízky Jeseník Hills during years 2005 and 2006. In most cases, stud...
Spatial distribution of four spruce bark beetles in north-western Slovakia
infested spruces spatial distribution kriging
2015/3/6
Infestation density of four the most common spruce bark beetle species was estimated on 15 study sites (10 trees per site) in the Kysuce model region in 2006. Five half-metre long sections of the stem...
Spatio-temporal patterns of the Norway spruce decline in the Beskid Śląski and Żywiecki (Western Carpathians) in southern Poland
bark beetles mountain forests spatial analysis
2015/3/6
A dramatic forest decline due to the bark beetle outbreak, which occurs in the Norway spruce stands in the Western Beskidy (southern Poland) since 2003, was started after severe physiological drought ...
The results of manipulated experiments with inoculation of Ips typographus (L., 1758) to spruce trees under various levels of water stress
Ips typographus spruce water stress
2015/3/6
Manipulated experiments with males of Ips typographus (L., 1758) were conducted in spruce stands in north-western Slovakia. Some of trees were stressed by a lack of water caused by preparation of roof...
Cambioxylophagous fauna of young spruce stands damaged by snow in the Beskids
Norway spruce the Beskids cambioxylophages
2015/3/6
In 25 to 40-years-old stands damaged by snow in the Beskids, the fauna of cambioxylophages was analyzed both on standing breaks and lying break-off stems. Breaks are characterized by the gradually dry...
Population dynamics of eight-toothed spruce bark beetle (Ips typographus[L.]) in the area of National Nature Reserve Praděd in 1998–2001
Ips typographus population dynamics management of Ips typographus NNR Praděd regulated disintegration
2015/2/6
The paper deals with the study of bionomics and population dynamics of Ips typographus (L.) in the area of the Praděd National Nature Reserve (NNR). Data were collected on the basis of detected feedin...
Hymenoptera (Aculeata) of spruce stands in the air-pollution region of Northern Bohemia
Hymenoptera Aculeata Picea abies
2015/1/29
Using Moericke’s yellow dishes we studied the Hymenoptera (Aculeata) fauna (with the exception of Formicoidea) in spruce (Picea abies) stands of the colder region of Northern Bohemia. We collected 103...
Mountain Norway spruce forests: Needle supply and its nutrient content
Š umava Mts. (Bohemian Forest) Mountain Norway spruce forest
2015/1/29
Soon after bark-beetle attack as well as after clear cutting, grown-up mountain Norway spruce forest cast the following mass of needles: 50–60 kg of dry matter per tree, or 18–20 tons per hectare, con...