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Filtering by: Creator United States. Forest Service. Intermountain Region Decade 1960-1969 Degree Field Forestry

Some anatomical features of Douglas-fir wood rated permeable and refractory

Creator:

Krahmer, Robert Lee

Resource Type:

Masters Thesis

Full Text:

. Ottawa, 1939. 48p. (Dominion Forest Service, Bulletin 95). Brown, H. P., A. J. Panshin and C. C. Forsaith
Effect of light quality and periodicity upon germination of Douglas-fir seed (Pseudotsuga menziesii (Mirb.) Franco) and on growth of Douglas-fir seedlings

Creator:

Johnson, Le Roy Curtis

Abstract:

A study on the effects of light quality and periodicity on the germination of Douglas-fir seed and the growth of Douglas-fir seedlings was conducted. Interest was focused on responses that could be measured and observed without biochemical assay. It was found that .Douglas-fir seed,s would respond to red-light treatments by...

Resource Type:

Masters Thesis

Full Text:

.. in FOREST GENETICS (Name) Date thesis is presented Title EFFEC:T OF LIGHT QUALITY AND PERIODICITY
Photosynthesis, respiration, and dry matter accumulation of Douglas-fir seedlings from different geographic sources and growth at different temperatures

Creator:

Sorensen, Frank C.

Resource Type:

Dissertation

Full Text:

on the McDonald Forest of Oregon State University located about ten miles north of Corvallis