نتایج جستجو برای: forest management plans

تعداد نتایج: 987018  

2006

In general, the Indonesia official land use zone is divided into two main categories: state forest and non-state forest areas. State forest is land area that is designated by the government as “forest zone or areas” (kawasan hutan). Based on the recent Consensus of Forest Land Use (TGHK) and Provincial Spatial Plans (RTRWP), forestland in Indonesia today covers 112.5 million hectares, or almost...

Journal: :جنگل و فرآورده های چوب 0
منیژه طالبی دانشجوی کارشناسی ارشد ‏مهندسی جنگل، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران باریس مجنونیان استاد گروه جنگل داری و اقتصاد جنگل، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران احسان عبدی دانشیار گروه جنگل داری و اقتصاد جنگل، دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران محمدرضی الهیان کارشناس ارشد و کارشناس مسئول ادارة کل منابع طبیعی شهرستان کلیبر، ارسباران، ایران

forest roads are basic infrastructures for management of forested areas. sustainable management of roads depends on regular and timely forest road maintenance. road inventory is as an important tool to recognize the needs of roads and do corresponding correction operations. gis can be a powerful tool for acquirement, analysis and management of data in road management. the purpose of this study ...

Pourhashemi, Mehdi , Zandebasiri, Mehdi ,

As the name implies, Multi Criteria Decision Making Methods (MCDMs) is a decision making tool that capable the selection of the most preferred choice in a context where several criteria apply simultaneously.  Primary purpose of this study is to examine the status of Multi Criteria Decision Making Methods (MCDMs) in forest management. The study also aims to evaluate the strengths and weaknesses ...

P. Alimoradian S. Dehyouri Sh. Bayat

The major purpose of this study is to assess the perception of managers in the Forest, Range and WatershedOrganization. It is an applied study by using descriptive–correlative method. A questionnaire was developedand data collected from 105 respondents. The validity and reliability of questionnaires was verified. Theresults of study show that there was a relationship between educational level, ...

2000
A. D. Wilson

A. D. Wilson The USDA Forest Service has been involved in Texas oak wilt research since 1976. Despite research successes, there are still many important research areas that have not been addressed or sufficiently investigated to answer the key questions required for making sound disease management decisions. Some of the priority areas planned for future research by the Southern Hardwoods Labora...

2001
SHULEI SUN Shulei Sun Donald Nute Charles Cross Eileen Kraemer Gordhan L. Patel Eileen T. Kraemer

This thesis describes the development of a knowledge-based system to evaluate forested land for availability of wildlife habitat. NED is an acronym derived from “Northeast Decision Model”. The NED DSS, a collection of software products, was created to help resource managers to build up goals, access current and potential conditions, and create long-term, landscape-level management plans for for...

Journal: :International Forestry Review 2022

This paper analyses global progress towards sustainable forest management by climatic domains and national income levels using data from the Global Forest Resources Assessment 2020. It also examines enabling conditions for management. The findings reveal globally supported widespread presence of frameworks. However, such has been uneven, rate loss is accelerating in tropical low-income countrie...

2007
Jose A. Carrera Estanislao de Simon Manuel Fisac

Dr. Engineers, ICONA (Instituto National para la Conservacion de la Naturaleza), Madrid, Spain. Abstract: Management of the fragile and greatly modified ecosystems in the Spanish Mediterranean climate is complex. Rainfall occurs in a few intensive storms on rough topography. Climax vegetation is sparse forest dominated by evergreen xerophilic species. The emphases of the National Institute for ...

2002
Keith B. Aubry Catherine M. Raley

We propose that the pileated woodpecker (Dryocopus pileatus) is a keystone habitat modifier in the Pacific Northwest. It is the largest woodpecker in this region and the only species that forages primarily by excavating; only pileateds are capable of creating large cavities in hard snags and decadent live trees. A wide array of species, including many that are of management concern in the Pacif...

Journal: :Journal of environmental management 2015
Camilo Ordóñez Barona

Urban trees are a dominant natural element in cities; they provide important ecosystem services to urban citizens and help urban areas adapt to climate change. Many rationales have been proposed to provide a purpose for urban forest management, some of which have been ineffective in addressing important ecological and social management themes. Among these rationales we find a values-based persp...

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