搜索结果: 1-15 共查到“农学 Fagus sylvatica”相关记录31条 . 查询时间(0.343 秒)
Growth performance and resistance to ground late frosts of Fagus sylvatica L. plantation treated with a brassinosteroid compound
European beech brassinolide frost events vitality of trees forest plantations
2017/4/6
We measured the initial growth performance of a young plantation of European beech treated with a brassinosteroid compound prior to planting and compared it with a control treatment: we assessed heigh...
Evaluation of the genetic diversity of selected Fagus sylvatica L. populations in the Czech Republic using nuclear microsatellites
DNA analysis European beech populations gene reserves genetic distance
2017/4/6
Fagus sylvatica Linnaeus (European beech), the ecologically and economically most important broadleaved tree species in the Czech Republic, was strongly reduced in the past. Today there are efforts to...
Spatial pattern of relict beech (Fagus sylvatica L.) forests in the Sudetes of the Czech Republic and Poland
European beech horizontal structure protected areas natural forest crown plasticity
2016/8/2
Horizontal structure of forest stands largely affects the competitive relationships between tree individuals and plays a significant role in the stand dynamics. The present study describes horizontal ...
Comparison of the bond strength of oak (Quercus L.) and beech (Fagus sylvatica L.) wood glued with different adhesives considering various hydrothermal exposures
adhesion of wood hydrothermal exposure oak beech
2015/5/18
The investigation of the hydrothermal exposure effect on the glue-line strength is obvious when outdoor
application of wood products is in option.
The effect of different tending on stand structure and quantitative production of European beech (Fagus sylvatica L.) stand in a selected region of East Slovakia
quantitative production free crown thinning
2015/5/18
The paper deals with assessment of a long-term experiment (45 and/or 53 years of investigation) in the
90-years-old European beech (Fagus sylvatica L.) stand in a selected region of East Slovakia. T...
Models for predicting aboveground biomass of European beech (Fagus sylvatica L.) in the Czech Republic
biomass function temperate forests
2015/5/18
We developed optimal models for predicting the aboveground biomass of European beech (Fagus sylvatica L.)
applicable to the national forest inventory data of the Czech Republic. The models were base...
Beech (Fagus sylvatica L.) bark necrotic damage as a serious phytopathological problem in Central and Southeastern Europe
Bulgaria index of necrotization Slovakia
2015/5/18
The results of long-term monitoring of beech bark necrotic damage in a mature stands in Czech Republic, Slovakia, Poland, Hungary, Romania, Serbia and Bulgaria are presented in paper. Overall, 10,863 ...
An infl uence of diff erent thinning methods on qualitative wood production of European beech (Fagus sylvatica L.) on two eutrophic sites in the Western Carpathians
European beech tending qualitative production crop trees
2015/5/5
The issues related to appropriate management methods of beech stands have been considered as a
crucial topic from the past up to now. Although the positive effect of tending on wood quality in beech...
Phenology of common beech (Fagus sylvatica L.) along the altitudinal gradient in Slovakia (Inner Western Carpathians)
beech forests phenological phases altitude Burda Mts Kremnické vrchy Mts. Poľ ana Mts
2015/4/24
The onset and course of selected vegetative phenological phases of beech along the altitudinal gradient in Slovak Republic were studied. Observations were done in the Burda Mts. (200–300 m a.s.l.), Kr...
Development of target (crop) trees in beech (Fagus sylvatica L.) stand with delayed initial tending and managed by different thinning methods
European beech target (crop) trees different tending
2015/4/24
We evaluated the research on silviculture-production in the last 45 years in a 105-year-old beech stand, not tended up to its stand age of 60 years. Four alternatives (tending regime) were studied for...
Growth and characteristics of old beech (Fagus sylvatica L.) trees individually dispersed in spruce monocultures--
beech old trees interspersed trees tree size tree crown competition regeneration spruce monoculture
2015/3/19
We studied old beech trees individually dispersed in spruce monocultures after having found wildlings in their vicinity. The goal was to define stem and crown dimensions of the trees in dependence on ...
Extent and distribution of beech (Fagus sylvatica L.) regeneration by adult trees individually dispersed over a spruce monoculture
beech dispersed trees forest dynamics regeneration transformation of spruce monocultures
2015/3/19
Recently individually dispersed adult beech trees have regenerated in spruce monocultures and this fact could be used to manage the transformation of stands into a mixed forest. Three such cases in th...
Dynamics of natural regeneration of even-aged beech (Fagus sylvatica L.) stands at different shelterwood densities
European beech Fagus sylvatica L. natural regeneration natural reserve stand density
2015/3/19
The article presents results of research focused on the development of natural regeneration of beech stands in the National Natural Reserve Voděradské bučiny, based on information acquired in reg...
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...
Species composition in low mountain beech (Fagus sylvatica L.) stands in the Bieszczady National Park under the global warming
beech stands species composition climate changes
2015/3/16
The author analyzes the changes in the tree species composition of Dentario glandulosae-Fagetum Klika 1927 em. Mat. 1964 in the mountain stands of Bieszczady National Park in 1993?003. The analysis ta...
