3 edition of Gross yield and mortality tables for fully stocked stands of Douglas-fir found in the catalog.
Gross yield and mortality tables for fully stocked stands of Douglas-fir
George R. Staebler
by U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station in [Portland, Or
Written in English
|Statement||[by George R. Staebler].|
|Series||Research paper -- no. 14., Research paper (Pacific Northwest Forest and Range Experiment Station (Portland, Or.)) -- no. 14.|
|Contributions||Pacific Northwest Forest and Range Experiment Station (Portland, Or.)|
|The Physical Object|
|Pagination||20 leaves :|
|Number of Pages||20|
A process-based forest growth model, 3-PG (Physiological Principles Predicting Growth), parameterized with values of soil properties constrained by satellite-derived estimates of maximum leaf area index (LAImax), was run for Douglas-fir (Pseudotsuga menziesii) to contrast the extent to which site growth potential might vary across western North America between a cool, wet period (– Cited by: those of larch, Thuja and Douglas fir. Fresh iveight As a result of successive thinnings, the stocking densities of the coniferous plantations are much less than those of the hardwood stands; the conifers, however, are individually so much heavier than hardwoods of comparable age that the total fresh weights of Cited by:
In some areas of its range blue Douglas fir is seen at elevations as high as 10, feet ( m). Growing Conditions: full sun in moist well-drained soil. Pseudotsuga menziesii v. glauca is a variety of Douglas fir having blue-tinged leaves, growing much slower, smaller and more cold tolerant than the coastal Douglas fir, Psuedotsuga menziesii. Pseudotsuga menziesii ; Lumber, Timber, Softwood with resin canals. Least easy to work with hand tools. Data is based on small, clear, air-dried samples unless specified. Property values marked by an asterisk (*) have been taken from an unusually. Re: Douglas Fir Lumber - old growth vs. second growth Its was a long time ago, but I do most distinctly recall the material was supposed to air dried top quality, believe me there were a lot of phone calls on just how long it had been dried and what the .
th0 Douglas fir tussock moth in the Pacific fior4hwe/t A SEMINAR SEMINAR CHAIRMAN Henry J. Korp Deputy Assistant Administrator for Pesticide Programs U.S. Environmental Protection Agency PROGRAM COMMITTEE Roger Pierpont, Entomologist Ecological Effects Branch, Criteria and Evaluation Division Office of Pesticide Programs, U.S. Environmental Protection Agency Washington, . Pseudotsuga menziesii 'Fastigiata' - columnar Douglas-fir, pyramidal Douglas-fir: The Dawes Arboretum. This banner text can have markup.. web; books; video; audio; software; images; Toggle navigation.
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SyntaxTextGen not activatedDouglas-fir Shrinkage and Dimensional Stability Douglas-fir is an important building timber pdf North America, particularly in the Pacific north West, where it has a reputation for being naturally dimensionally stable – the ability to “season well in position” and retaining its shape during use (WWPA, ).File Size: KB.Douglasfir is written as one word or hyphenated to indicate that download pdf is not a true fir.
It is the state tree of Oregon. We inspire people to plant, nurture and celebrate trees. The Arbor Day Foundation is a (c)(3) nonprofit conservation and education organization. A million members, donors, and partners support our programs to make our world.possibly could ebook used to express yield in cubic feet per acre per year for Douglas-fir stands in eastern Oregon and Washington (Cochran, ).
These relationships between site index and MAI should however be used with care, since as we have noted, MAI changes over the life of a tree.