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Filtering by: Advisor Clinton%2C R. J. Subject Douglas fir

Comparative efficiency of the wedge prism method and the circular plot method in estimating volumes of Douglas-fir stands

Creator:

Richardson, James Hollins

Resource Type:

Masters Thesis
Vegetative factors influencing the germination and survival of Douglas-fir seeds and seedlings in the Tillamook Burn

Creator:

Lavender, Denis P.

Resource Type:

Masters Thesis
Direct seeding of Douglas fir with special reference to survival

Creator:

Finnis, John Michael

Resource Type:

Masters Thesis
Developing an equation for making estimates of diameter inside bark at various heights up the stem in Douglas-fir

Creator:

Faqir Mohammad Khan

Abstract:

The purpose of this thesis was to develop a suitable multiple regression equation for making estimates of diameter inside bark at various heights up the bole in Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco)tree. Data on 237 and 302 trees from Black Rock Forest Management Research Area, Polk County, Oregon, and scattered...

Resource Type:

Masters Thesis
Occurrence of stump callusing in second-growth Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco)

Creator:

Schultz, Robert Paul

Resource Type:

Masters Thesis
The construction of stand aerial photo-volume tables for second-growth Douglas-fir

Creator:

Lundgren, John Wollan

Resource Type:

Masters Thesis
Survival of planted Douglas-fir seedlings on severe sites using the paper sheet mulch planting method

Creator:

Bradley, Robert F.

Abstract:

Two studies were undertaken in search of a method or methods which might improve the survival of planted Douglas-fir seedlings on severe sites. The first, or preliminary study involved the planting of 2-0 Douglas-fir seedlings on southerly aspects, using nine techniques, including a control. The second, or main study involving...

Resource Type:

Masters Thesis