3 edition of Dominant Douglas-fir respond to fertilizing and thinning in southwest Oregon found in the catalog.
Dominant Douglas-fir respond to fertilizing and thinning in southwest Oregon
Richard Edward Miller (forester)
by Pacific Northwest Forest and Range Experiment Station in Portland
Written in English
|Statement||by Richard E. Miller.|
|Series||USDA Forest Service research note PNW -- 216.|
|Contributions||Pacific Northwest Forest and Range Experiment Station (Portland, Or.)|
|The Physical Object|
|Pagination||8 p. :|
Full text of "Silviculture of Ponderosa Pine in the Pacific Northwest: The State of Our Knowledge" See other formats. • Douglas fir bark has an abundance of available nutrients. • Nutrient availability in the bark is Water quality in Oregon R2 = 0 20 40 60 80 0 50 Hardness Calcium (ppm) Alkalinity • The measure of a water’s ability to neutralize acids.
Navratil, Theodore William, "Ponderosa pine versus Douglas-fir reproduction on the cut-over lands of the Lubrecht Experimental Forest in Montana" (). Graduate Student Theses, Dissertations, & . Douglas fir trees dying outside Yamhill. Asked Ap , PM EDT. I have several douglas fir trees on my property which are dying. The trees range in age from 5 years to 25 years old. Do you have any recomendations? You can see from the picture several trees dying or starting to turn brown. Here is an write up from Oregon Dept of.
Thinning and fertilizing increase growth in a western white pine seed production area. U.S. Forest Serv. Res. Note INT, 3 pp. Tarrant, R. F. and Silen, R. R. Growth and nutrient uptake of irrigated young ponderosa pine after fertilizer treatment. Thinning to a CSI target level allows priorty to be placed on spacing over tree frequency; whereas thinning to a basal area, trees/acre, SDI, Rd or CCF target level emphasizes tree frequency alone. Since CSI is a tree-based parameter, it will cause trees to be selected from clumps rather than openings for .
40 questions about elders and deacons
Readings in managerial accounting
Chaucer and the fifteenth century
Aeneid actually accomplished the promises which Augustus saw in the use of literature as a medium for furthering his nationalistic policy.
Why is that art?
In Thy presence
More examples of English handwriting
Arizona Gold Treks (Prospecting and Treasure Hunting)
Women-owned businesses, 1972
microcomputer and business writing
DOMINANT DOUGLAS-FIR RESPOND TO FERTILIZING AND THINNING IN SOUTHWEST OREGON by Richard E. Miller, Principal Soil Scientist and Richard L. Williamson, Mensurationis t AB STRACT In year-old Site IV Douglas-fir in southwest Oregon fertilizing increased average 4-year basal area growth of dominant trees by 57 and 28 percent onCited by: 2.
Get this from a library. Dominant Douglas-fir respond to fertilizing and thinning in southwest Oregon. [Richard E Miller; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)]. Traveling across the state, you soon discover that Oregon is home to a wide range of trees.
There are 30 native coniferous species and 37 native species of broadleaf trees. Oregon varies greatly in terms of elevation, temperature, wind, rainfall and soil composition. Combinations of all these factors help determine the dominant tree species of an area.
This publication is part of the Alternative Forest Management series. It describes a case study on thinning in the mature Douglas-fir stands common to interior southwestern Oregon, many of which have become very dense and are at risk of loss due to wildfire, drought, and insect attack.
Following a wide thinning from below, nearly all the trees in the study responded with. Oregon and Gabriel F. Tucker, Castor International, 8th Avenue S.W., Olympia, Washington Overstory Response to Alternative Thinning Treatments in Young Douglas-fir Forests of Western Oregon Abstract An increase in land dominated by young second-growth Douglas-fir forests in the Pacific Northwest has coincided with heightened.
Thinning is removing selected trees from a stand to allow others to continue growing. Ordinarily, a woodland manager uses a thinning system that encourages the remaining trees to grow in a manner consistent with the manager’s objectives for those : William H.
Emmingham, Daniel Green. Abstract. Nine hundred and forty permanent to ha plots were established in the Vancouver Forest Region by the B.C. Forest Productivity Committee in to study the effects of thinning and/or fertilizing pure and mixed stands of immature Douglas-fir (Pseudotsuga menziesii [Mirb.].
Influence of Thinning on Acoustic Velocity of Douglas-fir Trees in Western Washington and Western Oregon. David. Briggs, Gonzalo Thienel, Eric. Turnblom, Eini Lowell, Dennis Dykstra, Robert. Ross, Xiping Wang, and Peter Carter.
Abstract. Acoustic velocity was measured with a time-of-flight method on approximately 50 trees in each Cited by: 1. Introduction. Much is known about the effects of thinning on stand characteristics such as volume growth and rates of overstory tree mortality, as well as on individual tree characteristics such as diameter growth and live crown ratio (Smith, ).Several long-term studies have related tree and stand development to such measures of stand density as basal area, stand density index (Reineke Cited by: C.
Berger et al. TABLE 1 Site Characteristics for Selected Study Locations in the Coast and Cascade Range Mountains of Western Oregon Site Blue Retro Little Wolf Sand Creek Perkins Creek Latitude (hddd mm ss)43 16 49 N 20 N 05 N43 42 51 N Longitude (hddd mm ss) 04 57 W 37 45 W 35 26 W 54 47 W Elevation range (ft) 1,–1, – 1,–1.
Review Forest Restoration Using Variable Density Thinning: Lessons from Douglas-Fir Stands in Western Oregon Klaus J. Puettmann 1,*, Adrian Ares 2, Julia I.
Burton 3 and Erich Kyle Dodson 1 1 Department of Ecosystems and Society, Oregon State University, Corvallis, ORUSA; [email protected] Size: 2MB. of the Douglas-fir timber types potentially pass through this to year-old range, providing regeneration cuts are not made prior to age Table Inventory of Douglas-fir type.
westen Oregon and Washington, Age class Area Volume. Thousand acres. 2, 1, 1, The response to various levels of stand density by natural Douglas-fir regeneration, shrub and sprouting hardwood species was studied in the mixed-evergreen-forests of southwest Oregon.
Partial-cut old growth (harvested years prior) and thinned evenaged (harvested years prior) stand types were used as surrogates for intentionally Cited by: 1. Lessons from Douglas-Fir Stands in W estern Oregon Klaus J. Puettmann 1, *, Adrian Ares 2, Julia I.
Burton 3 and Erich Kyle Dodson 1 1 Department of Ecosystems and Society, Oregon State. Large-scale commercial thinning of young forests in the Pacific Northwest is currently promoted on public lands to accelerate the development of late-seral forest structure for the benefit of wildlife species such as northern spotted owls (Strix occidentalis caurina) and their prey, including the northern flying squirrel (Glaucomys sabrinus).
To demonstrate the trade-off between physical volume, economic return, and stand diameter, examples of thinning regimes for maximizing volume, forest rent, and soil expectation are compared with an example of maximizing volume without by: 7. TABLE m minimum standards for old-growth Douglas-fir and mixed conifer forests in western Washington and Oregon and in California• (from Old-Growth Definition Task Group ).
Douglas-fir on western Douglas-fir on Douglas-fir on hemlock sites mixed conifer mixed evergreen SierraFile Size: 6MB. By Brad Withrow-Robinson, Forestry & Natural Resources Extension Agent, Benton, Linn and Polk Counties. Young Douglas-fir trees with dying branches or tops turning brown, then red have become a common sight all around the Willamette Valley this spring.
Program, Oregon State University, Medford After two growing seasons on a hot, dry site at low elevations in southwest Oregon, survival rates were 88 percent for 1 +0 plug Douglas-fir (Pseudotsuga menziesii (Mirb.) Franco), 99 percent for 2+0 bareroot Douglas-fir, 91 percent for 1 +0 plug ponderosa pine (Pinus ponderosa Dougl.
ex Laws.). Three-year growth response of young Douglas-fir to nitrogen, calcium, phosphorus, and blended fertilizers in Oregon and Washington and co-dominant trees in young Douglas-fir plantations across. The Douglas-fir/ninebark habitat type in central Idaho succession and management (SuDoc A INT) [Steele, Robert W.] on *FREE* shipping on qualifying offers.
The Douglas-fir/ninebark habitat type in central Idaho succession and management (SuDoc A INT). Occurrence of shrubs and herbaceous vegetation after clear cutting old-growth Douglas-fir in the Oregon Cascades by Yerkes, Vern P; Pacific Northwest Forest Pages: conducted in a greenhouse at Oregon S tate University (OSU), Corvallis.
Containers were filled with Douglas fir bark and peat moss ( by vol) amended with the same nutrients used in Experiment 1. Pulverized dolomitic limestone was incor - porated at 0, 6, 12, 24, or 47 kg/m3 (0, 10, 20, 40, or 80 lb/ yd3).
Fourteen seeds of creeping.