منابع مشابه
The Forest Products Research Laboratory
When we speak of forest products we include not only the timber from the trees, but also such other products as derive from the bark, the leaves, or the roots. In this address, however, I shall be dealing almost exclusively with timber and its derived products. By a long-standing gentlemen’s agreement the other products, as well as certain aspects of pulping, are dealt with by the Colonial Prod...
متن کاملThe Forest Products Research Laboratory
When we speak of forest products we include not only the timber from the trees, but also such other products as derive from the bark, the leaves, or the roots. In this address, however, I shall be dealing almost exclusively with timber and its derived products. By a long-standing gentlemen’s agreement the other products, as well as certain aspects of pulping, are dealt with by the Colonial Prod...
متن کاملNon-wood Forest Products
This paper describes an attempt to integrate the assessment of some non-wood forest products (NWFPs) in the framework of a standard forest inventory. The study is restricted mainly to medicinal and aromatic plants, i.e., herbal NWFPs, a group that has economic importance in the hill regions of Nepal. Several specific difficulties are discussed. They arise from the fact that a regular forest inv...
متن کاملForest Products Terminology
T field of forest products is a blend of several subjects—forestry, biology, chemistry, and engineering, among many others. This blending can at times lead to communication gaps between disciplines and create confusion for consumers. Inaccuracies can lead to the inappropriate utilization of wood, shortening its service life, or worse, creating safety hazards. It is therefore pertinent for users...
متن کاملRecreation and Nontimber Forest Products
Research on forest recreation over the last 60 years has been voluminous. Research on nontimber forest products (NTFP) has been much less voluminous. In this chapter the history of these two tracks of research has been reviewed. Not all studies are mentioned; rather, a representative selection of the subject matter is discussed. Forest recreation research had its beginnings in the late 1950s wi...
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ژورنال
عنوان ژورنال: Nature
سال: 1955
ISSN: 0028-0836,1476-4687
DOI: 10.1038/176248a0