搜索结果: 1-5 共查到“知识库 农学 forest stand”相关记录5条 . 查询时间(0.053 秒)
Relation between selected indicators of forest stand diversity and quality of timber production in young stands aged up to 40 years
species and structural diversity managed forest assortment
2015/4/24
The present study examines the relationships between the indicators of tree species and structural diversity and the quality of timber production in young even-aged forest stands with the average age ...
Sulphate concentration and S-SO42 – flux in soil solutions in the West Carpathians Mountains on an example of submontane beech forest stand
sulphate concentrations soil water submontane beech forest West Carpathians Mts
2015/4/14
The paper presents the evaluation of data on precipitation totals and on SO42 –concentrations and S-SO42 – fluxes in lysimetric waters in a submontane beech stand. The records cover continually a 1...
Influence of soil temperature and precipitation depth on the biomass production of fruiting bodies of macromycetes in a submountain beech forest stand
beech macromycetes biomass production
2015/3/5
The paper deals with research on the biomass production of fruiting bodies of macromycetes in a submountain beech stand in dependence on selected climatic variables. The study was carried out at the E...
Influence of forest stand structure on the occurrence of bird community in Skalná Alpa National Nature Reserve in the Veľká Fatra Mts. (West Carpathians)
primeval forest texture diameter structure dead wood bird community
2015/2/2
The study deals with the influence of the structure, texture and dynamics of a spruce-beech primeval forest on the bird community in Skalná Alpa National Nature Reserve in the Veľká Fatra Mts. (W...
Virtual forest stand as a component of sophisticated forestry educational systems
forest visualisation forest modelling e-learning
2015/1/29
The paper presents the methodology of virtual stand generation. Virtual stand serves for forestry e-learning as a tool for training of forest tending and demonstration of stand structure and some fore...