搜索结果: 1-8 共查到“林学 tending”相关记录8条 . 查询时间(0.081 秒)
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
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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...
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
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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...
Development of spruce (Picea abies [L.] Karst.) target (crop) trees in pole-stage stand with different initial spacing and tending regime
Norway spruce target trees promising trees different spacing different tending
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2015/4/14
This paper presents findings of a twenty-year investigation of silviculture-production in a 40-year-old afforested spruce pole-stage stand located in a mountain region. The stand was established by fo...
Importance of logging technologies for economic effectiveness of tending Norway spruce stands
economic effectiveness harvesting technologies spruce stands stand tending
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2015/3/27
This article examines the impact of modern harvesting and hauling technologies on the economic effectiveness of tending Norway spruce stands. The analysis of more than 70 tending treatments showed how...
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
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2015/5/6
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. The...
Spontaneous infiltration of broadleaved species into a spruce monoculture left without tending
Norway spruce monoculture natural regeneration biodiversity
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2015/3/3
An experimental stand was established as a monoculture by planting Norway spruce on a clear-felled
area in 1925. In 1958, a research thinning experiment was established there. Control plots and the ...
Utilisation of mathematical models and growth simulators for creating forest management plans and planning the tending felling
mathematical modelling of development of mensurational variables spruce growth simulators SILVA 2.2 tending felling
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2015/2/2
The paper describes modelling of forest development and its utilisation for forest management planning, specifically modelling of growth mensurational variables of the two main commercial species – sp...
Effect of long-term tending on qualitative and quantitative production in mixed stands of spruce, fir and beech on Motyky research plot
thinnings crop trees static stability
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2015/1/29
The paper is a contribution to research on thinnings in mixed (spruce-fir-beech) stands situated in the fifth forest altitudinal zone in the central part of Slovakia. Three plots were tended by free c...