搜索结果: 1-15 共查到“森林土壤学 Norway spruce”相关记录17条 . 查询时间(0.093 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 ...
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...
Influence of limestone and amphibolite application on growth of Norway spruce plantation under harsh mountain conditions
Picea abies forest soil chemical amelioration growth nutrition
2015/4/14
The results of a fifteen-year period of investigations conducted on Norway spruce in the upper plateau of the Jizerské hory Mts. were summarised. The objectives were to evaluate the growth performance...
Soil environment and nutrient status of Norway spruce (Picea abies [L.] Karst.) underplantings in conditions of the 8th FAZ in the Hruby Jeseník Mts.
Norway spruce nutrient deficiency symptoms stand nutrition soil environment
2015/3/27
The main objective of this study was to investigate the causes of nutrient deficiency symptoms in Norway spruce (Picea abies [L.] Karst.) underplantings in the Hruby Jeseník Mts. In the area concerned...
Findings regarding ectotrophic stability of Norway spruce forest of the Krkonoše and Orlické Mountains based on mycorrhiza studies
forest ectotrophic stability species spectrum of macromycetes mycorrhizae root defoliation Picea abies
2015/3/27
Analyses of root mycorrhizal samples and monitoring of fruiting bodies of macromycetes from Norway spruce stands at mountain and foothill localities in the Krkonoše and Orlické Mts. provided seve...
Drought and aluminium as stress factors in Norway spruce (Picea abies) seedlings
drought aluminium proline water potential photosynthesis chlorophyll fluorescence
2015/3/27
Effects of drought, Al and their possible interaction on physiological characteristics were studied in four-years-old Norway spruce seedlings in a pot experiment. Drought stress was imposed by withhol...
Relationships between the parameters of aboveground parts and the parameters of root plates in Norway spruce with respect to soil drainage
Picea abies root plate waterlogged sites
2015/3/19
The aboveground parameters and the parameters of root plates in uprooted Norway spruce trees (Picea abies [L.] Karst.) were measured in the Hnile Blata locality (the High Tatras Mts.) (waterlogged sit...
Comparison of morphological and physiological parameters of the planting material of Norway spruce (Picea abies [L.] Karst.) from intensive nursery technologies with current bareroot plants
plugs bareroot transplants containerized seedlings
2015/3/16
High quality of planting material is an essential prerequisite for successful artificial forest regeneration. We carried out a detailed investigation aimed at differences between plantable bareroot an...
Differences in fine root traits between Norway spruce (Picea abies [L.] Karst.) and European beech (Fagus sylvatica L.) ?A case study in the Kysuck?Beskydy Mts
ine root biomass and necromass mortality production
2015/3/16
Interspecific comparisons of the fine root 揵ehaviour?under stressful situations may answer questions related to resistance to changing environmental conditions in the particular tree species. Our stud...
Differences in top-soil features between beech-mixture and Norway spruce forests of the 妘mava Mts.
fulvic acids humic acids organic matter Oribatida
2015/3/16
Top-soil samples were taken from four mountain forest ecosystems in the Bohemian Forest to compare the processes in European beech-mixture (Fs) and Norway spruce (Pa) dominating ecosystems. Selected p...
Architecture of root branches of Norway spruce trees (Picea abies [L.] Karst.) growing in gley soil
Picea abies root branch gley soil
2015/3/12
In the locality Hnilé Blatá (the High Tatras Mts.), the structure was measured of root branches in the windthrown spruces (Picea abies [L.] Karst.). After cleaning the root plates, the number, diamete...
Multivariate statistical approach to comparison of the nutrient status of Norway spruce (Picea abies [L.] Karst.) and top-soil properties in differently managed forest stands
humification nutrition cation exchange capacity (CEC)
2015/3/6
The soil is an irreplaceable component of forest ecosystems. Soil-forming processes directly influence element cycling (EC). Plant-soil interaction is a specific part of EC. Plant-soil interactions we...
Mineral nutrition in relation to the Norway spruce forest decline in the region Horny Spis (Northern Slovakia)
Norway spruce stress spruce decline
2015/3/6
In this contribution we present the results of analyses of selected mineral nutrients in assimilatory tissues of spruce trees at different developmental phases (plants, adult trees) in the region Horn...
Derivation of target stocking for forests of Norway spruce vegetation zone in Slovakia
target stocking static stability slenderness coefficient
2015/3/6
The present paper deals with derivation of target stocking in forests of Norway spruce vegetation zone. Target stocking in forests with prevailing ecological and social functions is the stocking when ...
Isotope ratios and concentration of N in needles, roots and soils of Norway spruce (Picea abies [L.] Karst.) stands as influenced by atmospheric deposition of N
N-deposition 15N nitrogen spruce soil
2015/2/6
This study aims to investigate the changes in isotope ratios in foliage and soils of two Norway spruce (Picea abies [L.] Karst.) forests greatly differing in their atmospheric N deposition and climati...