00733nam a2200217 a 450000100080000000500110000800800410001910000180006024501220007826000770020030000110027749000540028865000250034265000190036765000260038665000130041265300260042565300260045170000200047770000180049712872912004-10-14 2004 bl uuuu 00u1 u #d1 aCURTIS, R. O. aSilvicultural options for young-growth Douglas-Fir forestsbthe capitol forest study-establishment and first results. aPortland: USDA. Forest Service. Pacific Northwest Research Stationc2004 a110 p. a(USDA. For. Serv. Gen. Tech. Report PNW-GTR-598) aecosystem management aforest ecology asilvicultural systems aFloresta aManejo de ecossistema aSistema silvicultural1 aMARSHALL, D. D.1 aDeBELL, D. S.