搜索结果: 1-4 共查到“林业基础学科 tending”相关记录4条 . 查询时间(0.328 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
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
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
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...
Spontaneous infiltration of broadleaved species into a spruce monoculture left without tending
Norway spruce monoculture natural regeneration biodiversity
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 ...