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Quantitative and qualitative evaluation of Northern red oak (Quercus rubra L.) in arid areas of North-Western Bohemia
exotic oak domestic oak growth tree quality stand quality health status
2018/3/6
The article analyses growth and quality of Northern red oak (Quercus rubra Linnaeus) based on 13 research plots
(seven in red oak stands and six in sessile oak stands) with the ages between 17 to 159...
Evaluation of the provenance plot “Hrubá Skála” (Northern Bohemia) with grand fir at the age of 36 years
Abies grandis growth qualitative traits quantitative traits IUFRO
2017/4/6
The article aims to evaluate the research provenance plot established in 1980 in locality No. 214 – Hrubá Skála (in the north of the Czech Republic), where nine provenances of grand fir (Abies grandis...
Iodine concentrations in cow’s milk in Central and Northern Bohemia
iodine dairy cows milk alkaline mineralisation HPLC-electrochemical detection goitrogenic substances
2015/6/2
Iodine deficiency and related risks of medical and/or developmental disorders in humans are a worldwide problem. In the last years, Czech endocrinologists and paediatricians have observed a significan...
Iodine content in bulk feeds in western and southern bohemia
pasture herbage hay grass silage
2015/6/1
In 1997?001 a total of 304 samples of bulk feeds were analysed. Iodine was determined spectrophotometrically by Sandell and Kolthoff抯 method (Bedn狲 et al., 1964). The highest content of iodine was det...
Analysis of operational approach during forest transformation in Klokočná Range, Central Bohemia
stand transformation harvest diameter distribution
2015/5/18
In this study immediate results concerning the effectiveness of the applied silvicultural measures in the
course of forest transformation were analysed.
Analysis of operational approach during forest transformation in Klokočná Range, Central Bohemia
stand transformation harvest diameter distribution De Camino homogeneity Lorenz ordering Gini index Shannon evenness index
2015/5/6
Afforestation of agricultural lands may be in many cases a positive step. Especially, it is a beneficial with waterlogged soils, stony soils or for soils which are for any other reason less fertile an...
Evaluation of changes in the landscape management and its influence on animal migration in the vicinity of the D1 motorway in Central Bohemia
landscape migration wildlife motorway
2015/3/27
The article summarizes changes detected in landscape structures and interrelated changes in landscape management surrounding a model section of the D1 motorway (11th–29th km). Biotopes' gradual develo...
Natural regeneration of senescent even-aged beech (Fagus sylvatica L.) stands under the conditions of Central Bohemia
seedling survival mortality Vodě rady Beechwoods
2015/3/16
The natural regeneration of beech (Fagus sylvatica L.) was studied under various shelterwood densities and silvicultural treatments in senescent beech stands in Central Bohemia. Four permanent researc...
Fine root growth of beech (Fagus sylvatica L.) seedlings during the first outplanting years in Western Bohemia (Czech Republic)
beech seedlings total root volume fine root volume root growth
2015/3/12
The study analyses the growth of beech seedling fine roots and their development in the first five years. The research plots were established in 1997–2003 in community forests of Stary Plzenec (Wester...
Pedogenesis on volcanic rocks in protected landscape areas in Central and North Bohemia
andesite basalt Bw horizon dolerite mineral compostion main pedogenic process
2015/3/10
The development of soil cover on volcanic rocks in Central and North Bohemia was analyzed. The study was performed in the protected landscape areas on basalt, andesite, and dolerite. Parent material w...
Relating extent of colluvial soils to topographic derivatives and soil variables in a Luvisol sub-catchment, Central Bohemia, Czech Republic
digital elevation model digital soil mapping loess soil erosion soil organic carbon
2015/3/10
Colluvial soils, resulting from accelerated soil erosion, represent a significant part of the soil cover pattern in agricultural landscapes. Their specific terrain position makes it possible to map th...
Forest topsoil organic carbon content in Southwest Bohemia region
soil organic layer mineral horizon bulk density
2015/3/3
The aim of this study was to evaluate organic carbon content (SOC) in the surface layers of forest soils in
the two Natural Forest Regions situated in Southwest Bohemia, namely Západočeská paho...
The occurrence of endophytic fungus Phomopsis oblonga on elms in the area of southern Bohemia
elm Ulmus Dutch Elm Disease Ophiostoma ulmi
2015/3/3
The health condition of the population of elms in the region of southern Bohemia was studied from the
viewpoint of their decline, the occurrence of Dutch Elm Disease (DED) and the presence of other ...
Norway spruce thinning experiment Polom (Eastern Bohemia) after 22 years of observation
Norway spruce air pollution thinning health condition snow damage
2015/2/2
Effects of thinning were studied in an air-polluted young stand of Norway spruce on Polom series in the Orlické hory Mts. (North-Eastern part of the Czech Republic) founded in 1980 in 15 years old spr...
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;...