Yazar
David E Kretschmann
4 cilt bulundu.
Cilt sonuçları
History of lumber submissions under ASTM D 1990 since the North American in-grade testing program
David E. Kretschmann · U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory
52 sayfa · 2010
History / Lumber / Lumber trade / Grading / Testing
Effect of various proportions of juvenile wood on laminated veneer lumber
David E Kretschmann · U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory
31 sayfa · 1993
Veneers and veneering / Testing / Laminated wood / Douglas fir / Southern pines
Monitoring of visually graded structural lumber
David E Kretschmann · U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory
18 sayfa · 1999
Grading / Lumber / Southern pines
Structural lumber properties of hybrid poplar
David E Kretschmann · U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory
Sayfa sayısı yok · 1999
Aspen / Poplar