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Forest Products Laboratory
In-depth information from the nation's leading wood research center.
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National Hardwood Lumber Association (NHLA)
Their "General Store" sells authoritative manuals and videos about lumber sawing, inspection and grading.
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Certified Wood Products, Inc.
Certified Wood Products, Inc.'s mission is to facilitate responsible forest management through connecting responsible producers with responsible users.
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The Engineered Wood Association (formerly APA - American Plywood Assn.)
A resource for information about engineered wood products, including plywood.
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About: Forestry
A site with useful information about tree identification, forestry and other information about trees.
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Western Wood Products Association (WWPA) Technical Guide
Engineering, grading and specification information about western timbers.
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International Wood Collectors Society
The official Web site of this long-standing and vital group of wood enthusiasts from over 30 countries.
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Plant Trees at Home for the Planet
A site that encourages environmental awareness and appreciation of all the benefits trees have to offer.
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WOODWEB's Lumber Buying Guide
Current wholesale prices for hardwood lumber in the Eastern, Midwestern and Western regions of the U.S.
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Knots and Wood Defects
A Finnish professor's visual guide to knot appearance and taxonomy.
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Appalachian Hardwood Manufacturers, Inc. (AMHI)
An association site with some information about logging and lumber in this region.
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National Wood Flooring Association
Good information about flooring woods, floor finishing and maintenance.
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Southeastern Lumber Manufacturers Association (SLMA) Hardwood Handbook
Extensive list of Wood and Wood Industry Links.
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Logging & Sawmilling Journal
Interesting and sometimes highly-technical reading about the logging industry
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USDA Forestry Publications
An extensive resource for a huge variety of forestry information.
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Tree Names and Botanical Listings
Genus/species names for common North American trees.
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North American Insects and Spiders
Excellent macro photos of insects and trees, with a link to a "Tree Encyclopedia Index" which comprises an alphabetical listing of more than 450 tree species pages, featuring diagnostic photos and detailed botanical information.