搜索结果: 1-4 共查到“森林土壤学 forest floor”相关记录4条 . 查询时间(0.049 秒)
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...
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 ...