搜索结果: 1-15 共查到“知识库 森林保护学其他学科”相关记录83条 . 查询时间(2.203 秒)
中国林业科学研究院森林生态环境与自然保护研究所学科组：环境与污染生态（图）
中国林业科学研究院 森林生态环境与自然保护研究所 环境与污染生态
font style='font-size:12px;'>
2022/6/13
环境与污染生态学科组研究方向：耐污染树种的筛选、大气污染、酸沉降对中国森林的影响以及环境质量监测及评价和森林生态恢复等方面的研究工作。
根据经典承载力理论,增大基础埋深可提高地基承载力,但基础自重也会随之增加,而采用裙板式基础可解决这一矛盾。目前对裙板基础承载力研究多集中于圆形基础,对其他形状的裙板基础承载力研究较少。
自然保护区生物标本标准化整合平台（图）
自然保护区生物标本标准化整合平台 中国林业科学研究院 森林生态环境与自然保护研究所
font style='font-size:12px;'>
2022/6/13
“自然保护区生物标本标准化整理、整合及共享试点”子项目属国家科技基础条件平台建设项目 “标本资源”项目的子项目，于2005年12月立项，自2005年至2007年分步实现建成布局合理、功能齐全、动态发展、开放高效的自然保护区生物标本 和资源共享子平台。到2008年，自然保护区生物标本标准化整理整合及共享试点子项目共有38家单位直接参与，累计采集整理整合全国27个省（市、自治 区）196个自然保护区的...
A SPATIAL DISTRIBUTIONMAP OF THE WILDFIRE RISK IN MONGOLIA USING DECISION SUPPORT SYSTEM
MODIS burnt area fire hotspot land cover Multi-Criteria Evaluation Analysis SPI
font style='font-size:12px;'>
2018/5/8
Wildfire is a cause of major disturbance to ecosystems and economies throughout the world. Hence, the wildfire is a vital issue of environment for creating natural disaster and socio-economic damage t...
Operator's physical workload in simulated logging and timber bucking by harvester
forest harvesting biofeedback ergonomics
font style='font-size:12px;'>
2016/6/3
The aim is to conduct experimental measurements and analyses of physical and mental workload of harvester operators. Among other things, monitoring and analyses of work conditions and workload help re...
Assessment of coarse woody debris following selective logging in Caspian forests: implications for conservation and management
line intersect method fixed-area plot beech forest
font style='font-size:12px;'>
2015/4/24
Information on the amount, distribution, and characteristics of coarse woody debris (CWD) in forest ecosystems is highly demanded by wildlife biologists, fire specialists and ecologists. Owing to its ...
The influence of deforestation on runoff generation and soil erosion (Case study: Kasilian Watershed)
forest landuse runoff-rainfall model sediment Iran
font style='font-size:12px;'>
2015/4/24
Destroying of forest lands and landuse changes have caused undesirable effects in the watershed hydrologic conditions. Landuse and vegetation are important factors in soil erosion and runoff generatio...
Financial and socio-economic impacts of nature conservation on forestry in Slovakia
nature conservation financial and socio-economic impacts NATURA 2000
font style='font-size:12px;'>
2015/4/14
The article deals with financial and socio-economic impacts of nature conservation in forest and wood industries of Slovakia. The paper presents costs and losses of state budget, forest enterprises an...
Costs of basic methods of forest landmaintenance in protective zones of high-voltage power lines in the Czech Republic
Czech Republic forest lands high-voltage power lines maintenance costs
font style='font-size:12px;'>
2015/3/20
The paper describes the basic potential methods and their costs of maintenance of forest lands in protective zones under high-voltage power lines (HVPL) 400 kV and 220 kV. In the present situation and...
Research on individual parameters for cutting power of woodcutting process by circular saws
circular saw cutting edge geometry cutting power wood crosscutting
font style='font-size:12px;'>
2015/3/19
Nowadays, the wood cutting process looks like a technological scheme consisting of several connected and relatively inseparable parts. Wood crosscutting is the most widespread operation in the process...
Rodent-caused damage to forest trees from the viewpoint of forestry practice
bank vole bark damage field vole forest damage
font style='font-size:12px;'>
2015/3/19
Small mammals cause serious damage to forests but there is only little knowledge of their ecology and possibilities of plantation protection. The objective of our study was to collect information on t...
Real potentials of social forest functions of selected forest stands at Židlochovice Forest Enterprise
floodplain forests social forest functions real potential of social forest functions
font style='font-size:12px;'>
2015/2/2
Social functions of forests were evaluated at Židlochovice Forest Enterprise by applying the method of Vyskot et al. (1996–2002). Real potentials of social forest functions were determined for al...
Inventory of dead wood in the Kněhyně-Čertův mlyn National Nature Reserve, the Moravian-Silesian Beskids
dead wood inventory Field Map system the Moravian-Silesian Beskids the Kněhyně-Č ertů v mlyn National Nature Reserve
font style='font-size:12px;'>
2015/2/2
In four permanent experimental plots, dead wood was inventory under conditions of mountain forest ecosystems of the Kněhyně-Čertův mlyn National Nature Reserve, the Moravian-Silesian Beskids...
Forestry, mountain catchments and floods in the Czech Republic
forestry erosion precipitation floods hydrology
font style='font-size:12px;'>
2015/2/2
A short introduction of historical overview and current situation refer to forestry problems of the country. Local climate is characterized and impacts of natural phenomena are described, as well as t...
Different types of damage in mountain forest stands of the Czech Republic
health status antropogenous factors new damage spruce mountains
font style='font-size:12px;'>
2015/2/2
Forests in the Czech Republic are highly influenced by the antropogenous factors – those are particularly air pollution, pollutant deposition, soil degradation, change of the natural forest ecosystems...