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Where does the white pine weevil live on earth?
White pine weevil is a pest in Christmas tree plantations, ornamental trees and forests in Washington.All the eastern states, from Minnesota and Iowa eastward are home to this native insect. See map at http://threatsummary.forestthreats.org/threats/threatSummaryViewer.cfm?threatID=338 http://www.na.fs.fed.us/spfo/pubs/fidls/wp_weevil/weevil.htm states it is transcontinental. Another map from Oregon STate University gives a broader picture. http://www.na.fs.fed.us/spfo/pubs/fidls/wp_weevil/weevil.htm Sharon J. Collman
What is the timber choice for constructional timbers?
Douglas fir is a straight grained and resilient timber with high strength to weight ratio. It is easily worked with machine or hand tools and possesses excellent nail holding, gluing and staining properties. Seasoning presents no difficulties under controlled conditions and the timber dries easily with negligible checking or distortion. Douglas fir is a premium building product specified by leading architects, engineers and builders for a wide range of construction projects.* http://www.coxlumber.com/douglas.htmlConifers are the trees of choice for construction lumber.* http://www.na.fs.fed.us/spfo/pubs/uf/lab_exercises/calc_board_footage.htm
