搜索结果: 1-11 共查到“森林土壤学 species”相关记录11条 . 查询时间(0.046 秒)
Production and soil restoration effect of pioneer tree species in a region of allochthonous Norway spruce dieback
forest transformation regeneration methods birch aspen wood production soil chemistry
2017/4/6
The paper analyses the growth, structure, production and soil chemistry of different tree species stands 20 years after allochthonous spruce dieback. The experiment was carried out at lower altitudes ...
Quality of organic and upper mineral horizons of mature mountain beech stands with respect to herb layer species
forest floor top soil layers soil chemical characteristics Calamagrostis villosa Vaccinium myrtillus Avenella flexuosa
2016/5/11
The study analyses the chemical properties of the soil in open-canopy beech stands in relation to the predominant species of ground vegetation. A hypothesis is examined whether the predominant ground ...
Response of directly seeded high-value timber species to microorganisms,fertiliser and a water retention polymer:implications for reforestation of agricultural lands in Southeast Asia
forestry mycorrhizal fungi rehabilitation root nodule bacteria Rose woods
2016/4/6
High-value native timber species are being promoted in reforestation in Southeast Asia. However, slow growth during early establishment, coupled with poor soil fertility, poses challenges for promotin...
Changes of agricultural land characteristics as a result of afforestation using introduced tree species
agricultural land afforestation soil characteristics grand fir
2016/3/2
The paper documents the mid-term changes of the soil characteristics and upper soil dynamics in the stands of introduced tree species, grand fir and Douglas-fir, on the former agricultural lands. Thes...
Differential diameter-size effects of forest management on tree species richness and community structure: implications for conservation
Differential diameter-size effects tree species richness
2015/11/13
In this paper we tested the hypothesis that logging effects in the adult tree
community reverberate upon the regeneration contingent. We examined the differences on
the tree community between forest...
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...
Growth response of Alnus viridis to application of crushed limestone and amphibolite and forestry potential of the species in harsh acidic mountain sites
Alnus alnobetula amelioration Duschekia alnobetula initial fertilizing Jizerské hory Mts
2015/3/27
An experiment with seedlings of Alnus viridis was established on a clear-felled tract situated on a summit tableland of the Jizerské hory Mts. (central Europe, Czech Republic) at an altitude of 980 m ...
Soil characteristics under selected broadleaved tree species in East Norway
broadleaved forest stands forest soils soil chemistry soil classification soil properties
2015/3/19
Comprehensive analyses of soil properties of sites of native Scandinavian broadleaved tree species were performed in 36 habitats in East Norway. The material consisted of stands of silver birch (Betul...
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...
Geometridae (Insecta: Lepidoptera) in stands of substitute species with the dominant position of birch
larvae Betula pendula Kruš né hory Mts.
2015/3/3
The species spectrum of Geometridae, their seasonal and population dynamics and importance for the
stability of birch stands in the air-polluted area of the Krušné hory Mts. was derived from a ...