搜索结果: 1-13 共查到“林业信息管理 management”相关记录13条 . 查询时间(0.234 秒)
Stand structure indices as tools to support forest management: an application in Trentino forests (Italy)
stand complexity species diversity diametric differentiation index mingling index contagion index composite stand index
2015/4/24
Stand structure and species diversity are two useful parameters to provide a synthetic measure of forest biodiversity. The stand structure is spatial distribution, mutual position, diameter and height...
Analysis of the genetic structure of a model Scots pine (Pinus sylvestris) seed orchard for development of management strategies
fructification gene markers isozymes Monte-Carlo test Rao coefficient Shannon index
2015/4/24
Genetic structure, diversity and clonal homogeneity were determined on the basis of the isozyme gene markers in a model Scots pine seed orchard in the north-eastern part of the Czech Republic that ori...
Reducing erosion from forest roads and skid trails by management practices
water diversion vegetation cover erosion skid trails management practices sediment delivery environmental effects stream water
2015/4/14
A road network in forest lands provides easy access to forest resources for extraction, regeneration, protection and recreation activities. Erosion from forest roads and skid trails is a major concern...
Public attitudes toward sustainable forest management: Opinions from forest-dependent communities in British Columbia
human dimensions public advisory groups public opinion surveys public participation
2010/8/31
Although public participation is a requirement of sustainable forest management (SFM), it can be difficult for forest managers to obtain broad levels of representation through traditional public parti...
The legal aspects of public participation in forest management in Turkey
Public participation forests management planning legislation
2011/1/11
Dealing with forest resources management, “participation” emerged as a central theme. There has, for some time, been a growing recognition within the government and society at large that the future of...
Scarification for Promoting Sustainable Resource Management of Betula maximowicziana in a Second-growth Forest
Betula maximowicziana hydraulic excavator regeneration scarification sustainable resource management
2009/8/24
To test the utility of scarification to promote sustainable management of Betula maximowicziana resources in a second-growth forest established after a forest fire, an area of 0.27 ha was clear-cut an...
Managing Sun-exposed Crowns to Produce High-quality Large Timber under Long-term Forest Management in the Yoshino Forestry Area
annual ring width long-term forest management sun-exposed crown Yoshino Forestry
2009/8/24
We analyzed the relationships between the annual growth rate of the diameter at breast height (ΔDBH) and the sun-exposed crown size (sun-exposed crown diameter, length, and surface area) of trees in 3...
Computer-based visualization of forest management：A primer for resource managers, communities, and educators
landscape visualization simulation primer
2009/2/11
Landscape visualizations are pictures of real places seen in perspective that show visible or non-visible features or recognizable landscapes in the future, the present, or the past. This paper is int...
Forest operations engineering and management – the ways behind and ahead of a scientific discipline
forest operations forest engineering paradigms future challenges scientific discipline historical development
2009/2/7
The forest operations engineering and management community has been facing the problem of improving its scientific visibility, realigning its research efforts to the future challenges, and of streng...
Governance and management of small forest tenures in British Columbia
accountability British Columbia community forestry forest management
2009/2/6
The growing number of small tenures in British Columbia creates new demands on local organizations to manage public forest lands. To deal with these demands, small tenure holders must develop governan...
The Arrow IFPA framework sustainable forest management：An early precedent
Arrow IFPA framework sustainable forest management early precedent
2009/1/23
The transition from traditional sustained yield forest management to sustainable forest management
began in the early 1990s based on concepts arising from natural disturbance. The development
of sus...
Operation Research Methods in The Forest Management Planning
Operation Research Methods Forest Management Planning
2009/1/23
The purpose of this study is to approximate the actual forest state to an aptimal forest state within different conversion period lenghts, to ensure the sustainability of allowable cut over planning h...
Combinatorial Optimization in Forest Ecosystem Management Modeling
Combinatorial Optimization Ecosystem Management Modeling Sustainability
2009/1/14
Modeling forest management activities has been tackled by scientists over the last two decades. Both simulation and optimization techniques have been used in solving forest management planning proble...