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1

Influence of date of cone collection on Douglas-fir seed processing and germination : a case history /

by Olson, Donald F.
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1975

Government Document Book

2

Lumber recovery from large, highly defective, low grade Coast Douglas-fir /

by Snellgrove, Thomas A.
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1975

Government Document Book

3

Comparison of western spruce budworm populations and damage on grand fir and Douglas-fir trees /

by Carolin, V. M. (Valentine M.), 1918-
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1975

Government Document Book

4

Douglas fir tussock moth egg hatch and larval development in relation to phenology of grand fir and Douglas-fir in northeastern Oregon /

by Wickman, Boyd E.
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1976

Government Document Book

5

Lumber yields by the new timber cruising log grades for old-growth coast Douglas-fir /

by Plank, Marlin E.
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1976

Government Document Book

6

Estimation of needle populations on young, open-grown Douglas-fir by regression and life table analysis /

by Mitchell, R. G.
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1974

Government Document Book

7

Guidelines for precommercial thinning of Douglas-fir /

by Reukema, Donald L.
Portland Or. : Pacific Northwest Research Station, U.S. Dept. of Agriculture, Forest Service, 1975

Government Document Book

8

Fertilizing Douglas-fir forests /

by Miller, Richard E., 1932-2021
Portland Or. : Pacific Northwest Forest and Range Expriment Station, U.S. Dept. of Agriculture, Forest Service, 1979

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Government Document Book

9

Losses associated with Douglas-fir and true fir tops killed by western spruce budworm in eastern Washington /

by Aho, Paul E.
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1984

Government Document Book

10

Predictions of fire behavior and resistance to control for use with photo series for the Douglas-fir--hemlock type and the coastal Douglas-fir--hardwood type /

by Sandberg, David V., 1944-
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1981

Government Document Book

11

Height growth and site index curves for Douglas-fir on dry sites in the Willamette National Forest /

by Means, Joseph E.
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1985

Government Document Book

12

Yield tables for managed stands of coast douglas-fir /

[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1982

Government Document Book

13

Levels-of-growing-stock cooperative study in Douglas-fir /

by Williamson, Richard L.
Portland, Or. : Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1976

Government Document Book

14

Effects of thinning on yield of Douglas-fir : concepts and some estimates obtained by simulation /

by Reukema, Donald L.
Portland Or. : Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service, 1977

Government Document Book

15

Major outbreaks of the Douglas-fir tussock moth in Oregon and California /

by Wickman, Boyd E.
Portland Or. : Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1973

Government Document Book

16

Estimating the weight of crown segments for old-growth Douglas-fir and western hemlock /

by Snell, J. A. Kendall
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1985

Government Document Book

17

Parasite records for the Douglas-fir tussock moth /

by Torgersen, Torolf R.
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1981

Government Document Book

18

Characteristics of residues in a cable-logged area of old-growth Douglas-fir /

by Pong, W. Y.
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1984

Government Document Book

19

A new stand simulator for coast Douglas-fir : DFSIM user's guide /

by Curtis, Robert O.
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1981

Government Document Book

20

Wrenching Douglas-fir seedlings in August : immediate but no lasting effects /

by Stein, William I.
[Portland, Or.] : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1984

Government Document Book

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