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Filtering by: License Public Domain Mark 1.0 Remove constraint License: Public Domain Mark 1.0 Peer Reviewed No Remove constraint Peer Reviewed: No Resource Type Technical Report Remove constraint Resource Type: Technical Report

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The national forests of California

Creator:

Ayres, Robert W. (Robert William), 1880-, Hutchinson, Wallace, and United States. Forest Service

Abstract:

In the following pages the national forests of California are described and an account is given of their value to the public welfare and of the means and methods used by the United States Forest Service to make them contribute as much as possible, both now and in the future,...

Resource Type:

Technical Report
Relationship Between Specific Gravity and Percentage of Summerwood in Wide-Ringed, Second-Growth Douglas-Fir

Creator:

Smith, Diana M.

Abstract:

For the sample of wide-ringed Douglas-fir discussed in this report, the relationship between specific gravity and percentage of summerwood is linear over a range of 16 to 60 percent summerwood content of the annual ring. The specific gravity of the summerwood and springwood portions of 96 dissected annual rings is...

Resource Type:

Technical Report
Reduction in growth of pole-sized Ponderosa pine related to a Pandora moth outbreak in central Oregon

Creator:

Cochran, P. H.

Abstract:

A pandora moth (Coloradia pandora Blake) outbreak began in 1991 in a ponderosa pine (Pinus ponderosa Dougl. ex. Laws) spacing study area that also included scattered sugar pine (P. lambertiana Dougl). The relation of defoliation to five tree spacings (with and without understory vegetation) was examined, and stand growth reduction...

Resource Type:

Technical Report
Measuring fire weather and forest inflammability

Creator:

Gisborne, Harry Thomas, 1893-1949 and United States. Department of Agriculture

Abstract:

In the measurement of fire weather and forest inflammability, now practiced regularly at more than 90 forest stations in northern Idaho and western Montana, it is necessary to use many methods that are peculiar to this work. Some of these methods are familiar to meteorologists, but few foresters have had...

Resource Type:

Technical Report
Instructions for cooperative observers : circulars B and C, Instrument Division

Creator:

United States. Weather Bureau

Abstract:

9th edition (Revised 1941)

Resource Type:

Technical Report
Government forest work

Creator:

United States. Department of Agriculture

Resource Type:

Technical Report
Fuel wood used in the United States, 1630-1930

Creator:

Reynolds, R. V. (Robert Van Rensselaer), 1873-1948, Pierson, Albert H. (Albert Halsey), 1877-1948, and United States. Department of Agriculture

Resource Type:

Technical Report

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Creator

United States. Department Of Agriculture3
Ayres, Robert W. (Robert William), 1880 1
Cochran, P. H.1
Gisborne, Harry Thomas, 1893 19491
Hutchinson, Wallace1
more Creators »

Contributor

Forest Products Laboratory (U.S.)1

Date

Date range begin – Date range end

Current results range from 1927 to 1998

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1990-19991
1950-19591
1940-19492
1930-19392
1920-19291

File Format

application/pdf2

Language

English [eng]7

License

Public Domain Mark 1.0[remove]7

Non-Academic Affiliation

Oregon Explorer1

Peer Reviewed

No[remove]7

Resource Type

Technical Report[remove]7

Rights Statement

No Copyright - United States6
No Known Copyright1

Subject

Circular (United States. Weather Bureau)1
Douglas fir1
Fire weather -- Measurement1
Forest fire forecasting1
Forest fires -- Prevention and control1
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