Effects of watering treatments on germination, survival, and growth of Rocky Mountain Douglas-fir : a greenhouse study /

Radial growth in grand fir and Douglas-fir related to defoliation by the Douglas-fir tussock moth in the Blue Mountains outbreak /
by: Wickman, Boyd E.
Published: (1980)

Terpenes for indirect selection of growth potential in Rocky Mountain Douglas-fir /
by: Rehfeldt, G. E.
Published: (1978)

Radial growth of grand fir and douglas-fir 10 years after defoliation by the douglas-fir tussock moth in the Blue Mountains outbreak /
by: Wickman, Boyd E.
Published: (1986)

Inventory and value of old-growth in the Douglas-fir region /
by: Haynes, Richard W.
Published: (1986)

Regeneration of Douglas-fir in the Klamath Mountains Region, California and Oregon /
by: Strothmann, R. O.
Published: (1984)

Douglas-fir.
by: Bormann, Bernard T.
Published: (1984)

Douglas-fir beetle /
by: Furniss, Malcolm M.
Published: (1978)

Douglas-fir beetle /
by: Schmitz, Richard F.
Published: (1996)

Genetics of Douglas-fir /
by: Silen, Roy R.
Published: (1978)

Dynamics and simulated yield of Douglas-fir /
by: Mitchell, Kenneth J.
Published: (1975)

Douglas-fir dwarf mistletoe /
by: Hadfield, James S.
Published: (2000)

Levels-of-growing-stock cooperative study in Douglas-fir : report no. 18-Rocky Brook, 1963-2006 /
by: Curtis, Robert O.
Published: (2009)

Tree growth in thinned and unthinned white fir stands 20 years after a Douglas-fir tussock moth outbreak /
by: Wickman, Boyd E.
Published: (1988)

Ecological characteristics of old-growth Douglas-fir forests /
Published: (1981)

Ecological characteristics of old-growth Douglas-fir forests /
by: Franklin, Jerry F.
Published: (1981)

The deterioration of beetle-killed Douglas-fir in western Oregon and Washington /
by: Wright, Kenneth H.
Published: (1967)

Wrenching Douglas-fir seedlings in August : immediate but no lasting effects /
by: Stein, William I.
Published: (1984)

Effects of water suspension and wet-dry cycling on fertility of Douglas-fir pollen /
by: Copes, Donald L.
Published: (2000)

Douglas-fir beetle in the intermountain west.
Published: (2004)

Patterns of first-year growth in populations of Douglas-fir (Pseudotsuga menziesii var. glauca) /
by: Rehfeldt, G. E.
Published: (1979)

Douglas-fir dwarf mistletoe.
Published: (1983)

Douglas-fir tussock moth /
by: Wickman, Boyd E.
Published: (1980)

Radial growth in grand fir and Douglas-fir related to defoliation by the Douglas-fir tussock moth in the Blue Mountains outbreak /
by: Wickman, Boyd E., et al.
Published: (1980)

Nursery fertilization of Douglas-fir seedlings with different forms of nitrogen /
by: Radwan, M. A., 1926-
Published: (1971)

Site index curves for Douglas-fir in New Mexico /
by: Edminster, Carleton B.
Published: (1976)

Better Douglas fir forests from better seed.
by: Isaac, Leo A. (Leo Anthony), 1892-1970
Published: (1949)

Effects of thinning on yield of Douglas-fir : concepts and some estimates obtained by simulation /
by: Reukema, Donald L.
Published: (1977)

Douglas-fir tussock moth in the interior West /
Published: (2000)

Effect of operational fertilization on foliar nutrient content and growth of young douglas-fir and Pacific silver fir /
by: Cochran, P. H.
Published: (1986)

Uphill falling of old-growth Douglas-fir /
by: Hunt, Douglas L.
Published: (1981)

The Douglas-fir tussock moth : a synthesis /

Large stock and fertilizer improve growth of Douglas-fir planted on unstable granitic soil in northern California /
by: Strothmann, R. O.
Published: (1980)

Investigating dominance in Douglas-fir stands /
by: Krueger, Kenneth W. (Kenneth William), 1935-
Published: (1967)

Levels-of-growing-stock cooperative study in Douglas-fir : report no. 19--the Iron Creek study, 1966-2006 /
by: Curtis, Robert O.
Published: (2009)

Initial thinning effects in 70- to 150-year-old douglas-fir-western Oregon and Washington /
by: Williamson, Richard L.
Published: (1971)

Levels-of-growing-stock cooperative study on Douglas-fir.
by: Bell, John F.
Published: (1972)