نتایج جستجو برای: forest management

تعداد نتایج: 943156  

Journal: :جنگل و فرآورده های چوب 0
مجید لقمانپور ؛ دانشجوی دکتری جنگل داری، دانشگاه ملی اراضی ارمنستان، کارشناس سازمان جنگل ها، مراتع و آبخیزداری، تهران، ایران محسن الهی دانش آموختة کارشناسی ارشد جنگل داری، دانشکدة منابع طبیعی، تربیت مدرس، نور، ایران علی یخکشی استاد دانشکدة منابع طبیعی، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری، ایران ژهائیر واردانیان استاد دانشگاه ملی اراضی، ایروان، ارمنستان

in order to investigate the effects of  management models on the diversity of wooden species, forests of third series of shiler, the first division mehrbanrud watershed and third and fourth series of eight division of behshahr – neka townships were studied with participatory and governmental management respectively. the diversity of the wooden species have been evaluated by diversity parametric...

A. Salehi, al. et

The purpose of this study was to investigate the impacts of forest-based activities on the conditions of the Ganaveh woodland in the southern Zagros, Iran, and to suggest strategies for improving the implementation of forest resource management plans. Woodland inventory data was gathered in 2003, accompanied with data from interviews in 2008, were used in this study. The results show that there...

Journal: :Environmental Modelling and Software 2007
Andrei Kirilenko Bogdan Chivoiu Julie Crick Amy Ross-Davis Kenli Schaaf Guofan Shao Vikas Singhania Robert Swihart

Landowners need a simple-to-use, readily available tool to contribute to sustainable management of family forests. We developed an Internetbased decision-support system, 4S Tool (Forest Stand Software Support System), which is designed to encourage informed forest management and to bridge the gap between a new generation of family forest owners (e.g. exurbanites) and natural resources professio...

2001
Khali Aziz Hamzah

Managing complex tropical forest requires up to date technology in ensuring sustainable resources utilisation. Much of the current forest management practices can be improved through the use of current technologies including remote sensing, GIS (Geographic Information System) and GPS (Global Positioning System) which may enhance any decision making process. This paper highlighted the use of cur...

ژورنال: علوم آب و خاک 2009
اسلام بنیاد, امیر, توانکار, فرزام, مجنونیان, باریس,

Forest future depends on forest stands regeneration. Soil is one of the principal capitals in the forest area. It is important to minimize damages to the forest ecosystem during logging operation. In forestry and forest management, it is significant to know the effect of forest logging damages on regeneration, sapling and soil compaction. This study was carried out in Asalem Beech forest area, ...

2004
John R. Davis

The increasing demand for an increasing array of special forest products is forcing forest landowners and managers to address special products within ongoing management and silvicultural activities. Strategies can vary from single species management in agricultural or near agricultural operations to complex forest management strategies which move special products across an ownership or landscap...

Journal: :caspian journal of environmental sciences 2007
a. mahdavi r. naghdi

abstract the aim of this study was to evaluate the status of information on forest and data transfer and to identify the gaps in information and data flow in forestry sector in iran. the study evaluated the data and information flow in three levels (control offices level, provincial offices level and organizational offices level) using the document analysis and questioning (interviews and ques...

Journal: :Conservation biology : the journal of the Society for Conservation Biology 2017
Jodi S Brandt Teri Allendorf Volker Radeloff Jeremy Brooks

Globally, deforestation continues, and although protected areas effectively protect forests, the majority of forests are not in protected areas. Thus, how effective are different management regimes to avoid deforestation in non-protected forests? We sought to assess the effectiveness of different national forest-management regimes to safeguard forests outside protected areas. We compared 2000-2...

2016
Radhika Dave Emma L. Tompkins Kate Schreckenberg

Article history: Received 13 May 2016 Received in revised form 22 August 2016 Accepted 2 September 2016 Available online xxxx Tropical dry deciduous forests provide numerous ecosystem services yet their contribution to agricultural production remains underexplored. We address this research gap by quantifying the broader suite of ecosystem services that support small holder farmers and identifyi...

2000
R. A. LAUTENSCHLAGER

Lautenschlager, R.A. 2000. Identifying specific indicators of sustainable forest management. In Proceedings, From science to management and back: a science forum for southern interior ecosystems of British Columbia. C. Hollstedt, K. Sutherland, and T. Innes (editors). Southern Interior Forest Extension and Research Partnership, Kamloops, B.C., pp. 7–9. Identifying specific indicators of sustain...

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