نتایج جستجو برای: foresters

تعداد نتایج: 397  

Journal: :Journal of environmental management 2005
Bo Shelby Jonathan R Thompson Mark Brunson Rebecca Johnson

Managed forests are increasingly being used for recreation. As a result, foresters may be expected to tailor silvicultural treatments to accommodate specific recreation preferences. To better understand changes in hiking and camping quality in the years following a harvest, six sites on the Oregon State University's research forest were evaluated annually for 11 years. Multiple comparison and r...

Journal: :Forests 2023

Forest infrastructure is an important material basis for healthy forests. According to public goods theory, most forest infrastructures are quasi-public goods, with demand exceeding supply, more than one supplier, unclear responsibilities between suppliers, and a resultant free-rider problem. This study explored ways improve the supply of when government—as leader—cooperates foresters—as follow...

Journal: :Journal of economic entomology 2004
R Chris Williamson

Two field studies were conducted in 2001-2002 and 2003 to evaluate the effectiveness and appropriate application timing of Golden Pest Spray Oil (GPSO) for destruction of gypsy moth, Lymantria dispar (L.) (Lepidoptera: Lymantriidae), egg masses in Wisconsin. GPSO is a commercially available, registered pesticide that is predominantly comprised of a soybean-oil base (93%); its primary mode of ac...

2005
Sushil Kumar Shashi Kant

In transition to community-based forest management (CBFM) paradigm, transformation in the role of foresters from ‘controller’ to ‘facilitator ‘, is taken for granted. Given the militaristic culture of forestry agencies in most developing countries, this change is bound to face resistance. Using structural equation modeling technique, this paper examines two dimensions of resistance – disapprova...

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