نتایج جستجو برای: iranian forest industry

تعداد نتایج: 334967  

1999
Olli Simula Petri Vasara Juha Vesanto

The Self-Organizing Map (SOM) is a powerful neural network method for the analysis and visualization of high-dimensional data. It maps nonlinear statistical relationships between high-dimensional measurement data into simple geometric relationships, usually on a two-dimensional grid. The mapping roughly preserves the most important topological and metric relationships of the original data eleme...

2011
Katie Nelson

Wildland–Urban interface forest (WUIF) entrepreneurs are finding a niche in fragmenting forests. Most successful entrepreneurs are either scaling down from their forestry and logging backgrounds or scaling up from green industry. They are skilled in some aspects of working with WUIF owners but often need additional tools, including people and marketing skills, business plans based on hourly fee...

1998
Linda McLean Jeremy Rickards

Despite a reduction in the workplace injury rate for most industries in Canada, the number of compensation claims for the Canadian Forest Industry is not declining at a comparable rate. While mechanisation, particularly of tree harvesting operations, has improved injury rates in the last 5 to 7 years, the forest industry, along with similar labour-intensive industries such as mining, constructi...

2007
Jingfeng Xiao Qianlai Zhuang

Fire is the dominant disturbance in forest ecosystems across Canada and Alaska, and has important implications for forest ecosystems, terrestrial carbon dioxide emissions and the forestry industry. Large fire activity had increased in Canadian and Alaskan forests during the last four decades of the 20th century. Here we combined the Palmer Drought Severity Index and historical large fire databa...

2005
David Humphreys

The concept of a National Forest Programme (NFP) is not new. It was first popularised in the 1980s when the Food and Agriculture Organisation, along with the World Bank, United Nations Development Programme and World Resources Institute, launched the Tropical Forests Action Programme (TFAP). There were five action programmes within the TFAP: forestry in land use; forest-based industrial develop...

2017
Esther S. Parish Virginia H. Dale Emma Tobin Keith L. Kline

The data presented in this article are related to the research article entitled "How is wood-based pellet production affecting forest conditions in the southeastern United States?" (Dale et al., 2017) [1]. This article describes how United States Forest Service (USFS) Forest Inventory and Analysis (FIA) data from multiple state inventories were aggregated and used to extract ten annual timberla...

2011
Rodney J. Keenan Cris L. Brack Martin Golman Jerome K. Vanclay

Planning and management of forest resources in Papua New Guinea (PNG) has sometimes resulted in overcutting, resource depletion, unintended environmental impacts and uncertainty about the long-term capacity of forests to supply the future needs of local communities or industry. Sound inventory and planning are critical for sustainable forest management. Good systems are in place in PNG to deter...

2011
Tuija Aronen Martti Venäläinen Anni Harju Teijo Nikkanen

A three-year project, financed by EU, European Regional Developmental Fund, will be carried out in 2011-14 as a collaborative effort with Finnish Forest Research Institute as a main performer, and Eastern Finland University and a commercial company Taimityllilä Oy as partners. Three new researchers are engaged by the project. The aim of the project is to deepen knowhow and develop technology fo...

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