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Black spruce stand at Arctic Chalet, Inuvik, NT Spruce-pine-fir (SPF) is a classification of lumber that can be traded on commodities exchanges.. In Canada, and parts of the United States, most of the spruce tree species, pine tree species, and fir tree species share similar physical and mechanical characteristics, to the point where lumber derived from any of these species are interchangeable ...
Local market conditions will determine the particular length of cut. It is common for log buyers to issue purchase orders for the length, diameter, grade, and species that they will accept. On the West Coast common cuts on a large Pine or Fir tree are three 32's and a 10. There are often different prices for different items.
Forest inventory is the systematic collection of data and forest information for assessment or analysis. An estimate of the value and possible uses of timber is an important part of the broader information required to sustain ecosystems. [1]
A forest product is any material derived from forestry for direct consumption or commercial use, such as lumber, paper, or fodder for livestock. Wood, by far the dominant product of forests, is used for many purposes, such as wood fuel (e.g. in form of firewood or charcoal) or the finished structural materials used for the construction of buildings, or as a raw material, in the form of wood ...
Jack pine (Pinus banksiana) Lodgepole pine (Pinus contorta) Monterey pine (Pinus radiata) Ponderosa pine (Pinus ponderosa) Red pine (North America) (Pinus resinosa) Scots pine, red pine (UK) (Pinus sylvestris) White pine. Eastern white pine (Pinus strobus) Western white pine (Pinus monticola) Sugar pine (Pinus lambertiana) Southern yellow pine
Wood processing is an engineering discipline in the wood industry comprising the production of forest products, such as pulp and paper, construction materials, and tall oil.
Apart from structural wood preservation measures, there are a number of different chemical preservatives and processes (also known as timber treatment, lumber treatment or pressure treatment) that can extend the life of wood, timber, and their associated products, including engineered wood. These generally increase the durability and resistance ...
In 1950, the AFPA prepared the first marketing booklet for "Western White Spruce" lumber as "Spruce-Pine-Fir" (SPF), for distribution to buyers in the United States and Canada. At the same time the association urged the Alberta provincial government to increase forest fire protection and help reduce Alberta's high timber loss by fire. The AFPA ...