01486nam 2200409Ka 450 991069668970332120080912124508.0(CKB)5470000002379961(OCoLC)248613861(EXLCZ)99547000000237996120080912d2007 ua 0engtxtrdacontentcrdamediacrrdacarrierEstimating Janka hardness from specific gravity for tropical and temperate species[electronic resource] /Michael C. Wiemann, David W. GreenMadison, WI :U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory,[2007]21 pages digital, PDF fileResearch paper FPL ;RP-643Title from title screen (viewed on Sept. 12, 2008)."September 2007."HardnessTestingSpecific gravityWoodTestingHardnessTesting.Specific gravity.WoodTesting.Wiemann Michael Carl1946-1389901Green David W(David William),1944-2019.1391653Forest Products Laboratory (U.S.)Pacific Northwest Research Station (Portland, Or.)GPOGPOBOOK9910696689703321Estimating Janka hardness from specific gravity for tropical and temperate species3445603UNINA