TY - BOOK ID - 146284353 TI - Levels-of-growing-stock cooperative study in Douglas-fir : report no. 18-Rocky Brook, 1963-2006 AU - Curtis, Robert O. AU - Marshall, David D. AU - Pacific Northwest Research Station (Portland, Or.) PY - 2009 PB - Portland, OR : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, DB - UniCat KW - Douglas fir KW - Douglas fir KW - Douglas fir KW - Growth. KW - Thinning KW - Yields UR - https://www.unicat.be/uniCat?func=search&query=sysid:146284353 AB - ER -