FORESTRY AND PULPWOOD FORESTS

Of Markets and Forests: Certification and Sustainable Forestry in Bolivia

Bolivia is seldom thought of as a country in the vanguard, but she currently leads the developing world in the certification of well-managed forests, and in efforts to develop a national forest certification infrastructure. While the Bolivian experience with certification largely bears out conventional expectations regarding the behavior of firms in response to market demand for certified produ...

Forests and Forestry in three Eastern European Countries

The impacts of forestry on polyporous fungi in boreal forests

Copyrights Reijo Penttilä (summary and paper IV) Silva Fennica (paper I) Biological Conservation (paper II) Ecological Bulletins (paper III) 3 List of articles This thesis is a summary of the following papers, which are referred to by their Roman numerals. Consequences of forest fragmentation for polyporous fungi at two spatial scales. – Manuscript. 4 Contributions The following table indicates...

New Forestry Principles from Ecosystem Analysis of Pacific Northwest Forests.

Forest management practices on Federal lands in the Pacific Northwest of the United States have been the center of intense controversy. Conflicting value systems, new information, and new perspectives have fueled the debate over the balance between timber production and preservation of natural ecosystems. In this paper we consider examples from three aspects of forest management: (1) management...

Efficiency and Cost Analysis of Forestry Machinery Usage in Hyrcanian Forests of Iran

The operating hourly cost of the machine is a suitable factor to analyze the cost fluctuation certain machinery in a changing environment and to find of economically feasible work concepts for the studied machine system. This paper, which is based on studies carried out in northern forests of IR-Iran, analyzed and compared costs of four skidding and excavation machines used in timber harvesting...