搜索结果: 1-9 共查到“林学 forest floor”相关记录9条 . 查询时间(0.116 秒)
Effects of Thinning Intensity on Forest Floor and Soil Biochemical Properties in an Aleppo Pine Plantation after 13 Years: Quantity but Also Quality Matters
Pinus halepensis adaptive forest management Mediterranean forest soil organic carbon basal respiration
2023/12/7
In order to quantify the impacts of silvicultural treatments in semiarid forests, it is necessary to know how they affect key aboveground processes and also properties characterizing the forest floor ...
Norway spruce litterfall and forest floor in the IUFRO thinning experiment CZ 13 – Vítkov
forest-floor layers litterfall Norway spruce thinning
2015/4/24
The effect of thinning on litterfall and decomposition of biomass was investigated in Norway spruce IUFRO thinning experiment (CZ-13), Czech Republic. The experiment was established in 1971 in an 8-ye...
The impact of juvenile tree species canopy on properties of new forest floor
afforestation agricultural land forest floor topsoil nutrients
2015/4/24
To keep forest soils fertile, forest practitioners plant mixed stands that are composed of both economically efficient trees such as conifers and soil-improving broadleaves. This is a mandated practic...
Forest floor and soils in limed stands of substitute species in Klášterec nad Ohří forest district in the Krušné hory Mts.
forest floor Kruš né hory Mts. liming soil stands of substitute species
2015/3/27
Forest ecosystems of the Krušné hory Mts. affected by long-term air pollution were finally disintegrated. The tree species composition has been changed in ecosystems disturbed in this way. Liming...
Changes in Austrian pine forest floor properties in relation with altitude in mountainous areas
altitude Pinus nigra forest floor decomposition organic matter humus
2015/3/12
Altitudinal studies has become of interest to ecologists concentrated on functional alterations aiming to clarify the effects of limiting factors. Nutrient element release from forest floor (FF) decom...
Seasonal Changes in the Amount of Litter Layer and Soil Erosion in the Forest Floor:An Impoverished Understory by Deer Impact at Doudaira,Tanzawa Mountains
beech (Fagus crenata) forests browsing impact by sika deer (Cervus nippon) litter soil erosion understory
2009/8/24
Soil erosion has been progressing over a large area in Doudaira (located in East Tanzawa of Kanagawa Prefecture) due to the sika deer (Cervus nippon) feeding which has in turn resulted in a reduction ...
Effects of Fencing for 7 Years on the Regeneration of Tree Species after Dwarf Bamboo on the Forest Floor Has Been Diminished by Sika Deer Browsing
deer-proof fence regeneration Sasamorpha borealis sika deer tree species
2009/8/24
Forest-floor vegetation and regeneration of tree species were investigated inside and outside a deer-proof fence that had been constructed 7 years earlier in a cool temperate deciduous forest in the T...
Estimation of Downslope Leaf-litter Transport on a Forest Floor Using Artificial Leaves
Toshio Abe Tomoki Sakamoto Hiroshi Tanaka Naoki Kabeya Tatsuhiko Nobuhiro Hiroaki Hagino
2009/8/21
To estimate the downslope distance of leaf-litter transport in a given time on the forest floor, we conducted a field experiment with artificial leaves and used the data to construct two models for th...
A State-Dependent Model of Forest Floor Development
State-Dependent Model Forest Floor Development
2009/1/23
A state-dependent, dynamic forest floor development model is presented. The model considers litterfall as input. The decomposition of the litter was modelled as influenced by the quality of litter and...