00739nam a2200241 a 450000100080000000500110000800800410001910000190006024500880007926000680016730000100023549000460024565000210029165300140031265300190032665300220034565300210036765300310038865300140041965300240043365300230045770000170048013144042009-06-16       2007    bl uuuu     u0uu1 u    #d1 aWIEMANN, M. C.  aEstimating janka hardness from specific gravity for tropical and temperate species.  aMadison: USDA, Forest Service, Forest Products Laboratoryc2007  a21 p.  a(USDA. For. Serv. Res. Paper FPL-RP-643).  aspecific gravity  aDensidade  aJanka hardness  aMadeira temperada  aMadeira tropical  aRelação dureza/densidade  aSoftwoods  aTemperate hardwoods  aTropical hardwoods1 aGREEN, D. W.