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Below-canopy and topsoil temperatures in young Norway spruce and Carpathian birch stands compared to gaps in the mountains
air soil below-canopy climate microclimate stand environment
2016/11/11
Reduced air pollution load has allowed to use commercially oriented forestry in the Central European mountains since the 1990s. The goal is, however, to restore species- and age-diversified stable sta...
Snow damage to birch stands in Northern Moravia
birch fertile sites growth natural regeneration snow damage slenderness ratio root system
2015/4/14
The condition and snow damage to stands dominated by birch were studied in the area of interest in Northern Moravia. Based on basal area, the share of birch ranged from 68 to 88%. The stands came to e...
How much birch (Betula papyrifera) is too much for maximizing spruce (Picea glauca) growth: a case study in boreal spruce plantation forests
competition future value growth and yield model forest management productivity
2015/4/14
Interest in conifer-broadleaf mixedwood forests has greatly increased due to continuous demand for hardwood products and a shift towards more biological or ecosystem-based management. In British Colum...
Effects of nitrogen on growth properties and phenology of silver birch (Betula pendula Roth)
nitrogen silver birch stress phenology of budbreak leaf-fall frost heaving
2015/4/14
Effects of stress caused by differentiated inputs of nitrogen after the application of ammonium nitrate (NH4NO3) on silver birch (Betula pendula Roth) were monitored in a greenhouse. The applied ammon...
Response of birch (Betula pendula Roth) phytophages to liming
birch Betula pendula Roth liming dolomitic limestone phytophages Eriophyes leionotus
2015/3/12
In the course of 2004–2007, the effects of compensation liming at the application dose of 1.5–3–6 t/ha dolomitic limestone on the elimination or activation of phytophages or other types of damage resu...
Influence of a planting hole application of dolomitic limestone powder and basalt grit on the growth of Carpathian birch (Betula carpatica W. et K.) and soil chemistry in the air-polluted Jizerské hory Mts.
acidic deposition forest ecosystems
2015/3/5
The objective of the study was to evaluate the growth potential of Carpathian birch (Betula carpatica W. et K.) at an environmentally harsh mountain site and a response of this species to altered soil...
Geometridae (Insecta: Lepidoptera) in stands of substitute species with the dominant position of birch
larvae Betula pendula Kruš né hory Mts.
2015/3/3
The species spectrum of Geometridae, their seasonal and population dynamics and importance for the
stability of birch stands in the air-polluted area of the Krušné hory Mts. was derived from a ...
Frost cracks and their effect on the stability of birch stands in the Krušné hory Mts.
Betula pendula Roth frost cracks icing
2015/3/3
Frost cracks which originated in birch due to bending during long-term icing in winter 1995/1996 became
the place of entrance for the attack of birch stems by Piptoporus betulinus (Bull. ex Fr.) Kar...
The effect of stress factors on birch Betula pendula Roth
Betula pendula stress acid rain sulphur nitrogen drought grow phenology
2015/2/2
In a controlled pot trial, plants of birch (Betula pendula Roth) were treated in six variants: acid watering (pH 3), acid watering with spraying, drought, ammonium sulphate fertilisation, ammonium sul...
Hymenoptera (Aculeata) in birch stands of the air-polluted area of Northern Bohemia
Hymenoptera Aculeata Betula pendula
2015/1/29
The Hymenoptera (Aculeata) fauna was studied in birch stands (Betula pendula Roth) of colder areas of Northern Bohemia using the method of Moericke’s yellow traps. Altogether 159 species were trapped;...