Effects of grazing management and tree planting pattern in a young Douglas-fir argoforest.

  • 168 Pages
  • 4.38 MB
  • English
Agroforestry., Douglas fir -- Growth., S
Statementby Deirdre H. Carlson.
The Physical Object
Pagination168 leaves, bound :
ID Numbers
Open LibraryOL15527951M

In Targeted Grazing: A Natural Approach to Vegetation Management and Landscape Enhancement, 90– American Sheep Industry Association, American Sheep Industry Association, Sharrow, Steven H. “Effects of Shelter Tubes on Hardwood Tree Establishment in. Impact of competitor species composition on predicting diameter growth and survival rates of Douglas‐fir trees in southwestern Oregon.

Canadian Journal of Forest Resea – Google Scholar. This book contains 86 chapters based on papers presented at the 6th International Symposium on Poisonous Plants (ISOPP6), AugustGlasgow, UK.

Description Effects of grazing management and tree planting pattern in a young Douglas-fir argoforest. EPUB

A range of topics are covered, from poisonous plant biochemistry to toxic effects in animals (particularly grazing farm animals) and humans.

Cambridge Core - Ecology and Conservation - The Ecology of Seeds - by Michael Fenner. The planting of trees, whether as forests or tree clusters, is part of the solution, as are the regeneration and management of natural forests.

With regard to providing rural people with an alternative income, approaches include large-scale planted forests for industrial purposes, commercial orchards, small-scale projects for NWFPs and tourism. There is one case of tree (Douglas Fir) increment being improved by grazing (Hedrick & Keniston ), but this may be a short-term effect.

The physical effects are, however, clearer. Intensive grazing tends to break down surface mineral soil aggregates, reduce the surface pore space and decrease infiltration capacity and surface soil aeration. Converting A Pasture to A Silvopasture in the Pacific Northwest Steven H.

Sharrow Oregon State University, Corvallis, Oregon use multi-row culture for combinations of short and longer rotation trees, such as Douglas-fir Christmas trees and saw logs, and trees that have different growth requirements, such as conifers Young trees may be.

The total proportion of root biomass decreases with age in Douglas-fir, and as the trees at this site are still young, it is likely that the majority of Douglas-fir trees in this study still nearly 50 of their total biomass in roots, and have achieved their near maximum rooting depth. With a large percentage of root biomass still intact, and a.

McCullough DG () Differences in foliar nitrogen and monoterpenes of young jack pine (Pinus banksiana Lamb.) on previously burned and clearcut sites and effects of fertilization: relation to survival and weight gain of jack pine budworm (Choristoneura pinus pinus Freeman).

Predicting forest management effects on oak–rodent mutualisms Oikos (10), - Adult proximity and frugivore's activity structure the spatial pattern in an endangered plant Funct. Ecol. 26 (5), Spatial patterns and competition of tree species in a Douglas-fir chronosequence on Vancouver Island Ecography 29 (5), Full text of "Plant Propagation Principles And Pactices By Hartmann And Kester's (8th Edition)" See other formats.

Douglas-fir Manual The late Leith Knowles, the driving force behind recent Douglas-fir research. This book is dedicated to him. Photo: D. Guild Cover Photos: Main photo: Trial No.

NN Golden Downs (planted ; trial established ) (D. Evison) Top (left to right): Well-planted young stand (D. Guild) yearold Douglas-fir at Flagstaff Forest (D.

Guild) Forest Creek (G. Baker) Huge. Effects of nitrogen and potentially acidifying deposition. Acidifying depositions appear to have negative impacts on seed viability after SP3. We can assume that nitrogen deposition has a similar effect as both variables were highly correlated.

This effect was almost absent after seed phase two. In fire-adapted conifer forests of the Western U.S., changing land use has led to increased forest densities and fuel conditions partly responsible for increasing the extent of high-severity wildfires in the region.

In response, land managers often use mechanical thinning treatments to reduce fuels and increase overstory structural complexity, which can help improve stand resilience and.

Since the early 20th century, silviculturists have recognized the importance of planting seedlings with desirable attributes, and that these attributes are associated with successful seedling survival and growth after outplanting.

Over the ensuing century, concepts on what is meant by a quality seedling have evolved to the point that these assessments now provide value to both the nursery.

Download Effects of grazing management and tree planting pattern in a young Douglas-fir argoforest. FB2

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF.

Visit to get more information about this book, to buy it in print, or to download it as a free PDF. The number of trees to plant and the planting pattern vary widely with the objectives of forestland grazing. If the forest component is to be emphasized, stocking of to trees/ acre are common, with grazing restricted to the first decade or so after tree planting.

Frank Etter and Dave Kahn plant Douglas Fir on B.L.M. land. (photo courtesy of Mattole Restoration Council) In its 10 years of operation the program has been sponsored by several northern.

Brubaker, L. Spatial patterns of tree growth anomalies in the Pacific Northwest. Ecology Brubaker, L. Climate change and the origin of old-growth Douglas-fir forests in Puget Sound lowland. Pages in Wildlife and vegetation of unmanaged Douglas-fir forests. U.S. Forest Service General Technical Report PNW-GTR.

Mule Deer in Bioregions of California 63 aspens, and cottonwoods are most important. Forbs (small herbaceous annu-al plants) and grasses are eaten in the spring and early summer. Oaks–both black oak and Oregon white oak–and the acorns, leaves, and mistletoe they produce are especially important in the fall and winter.

Acorns in particular. Tevini M, Mark U, Saile-Mark M () Effects of enhanced solar UV-B radiation on growth and function of crop plant seedlings. Curr Top Plant Biochem Physiol –31 Google Scholar Restoration of bottomland forests has predominantly focused on planting just a few heavy-seeded, mast-producing species, such as oaks (Quercus spp.) and hickories (Carya spp.), but such active restorations often fail to meet management objectives of vertical structural complexity, unevenly aged trees, standing dead snags, and coarse woody.

Douglas-fir (Pseudotsuga menziesii), also called red-fir, Oregon-pine, Douglas-spruce, and piño Oregon (Spanish), is one of the world's most important and valuable timber trees. It has been a major component of the forests of western North America since the mid-Pleistocene (30).

The effects of forest gap size on Douglas-fir seedling establishment in the southern interior of British Columbia. Book chapters: Simard, S.W.().

Details Effects of grazing management and tree planting pattern in a young Douglas-fir argoforest. FB2

“Mycorrhizal Networks and seedling establishment in Douglas-fir forests” Chapter 4, pages Darlene Southworth. “Bio-complexity of Plant-Fungal Interactions”. First Edition: Cambridge Core - Quantitative Biology, Biostatistics and Mathematical Modeling - Mapping Species Distributions - by Janet Franklin.

Project Methods The planned research is designed to improve sustainability of rangeland production by addressing the interacting effects of disturbances on stability and integrity of rangelands and efficiency of livestock nutrient conversion.

Objectives are to: 1) Develop strategies and decision tools to proactively manage livestock grazing, fire, and drought impacts on Great Plains community.

The grazing and migration pattern in the northern winter range results in modest spring and summer grazing on the lower ranges that receive heavy winter pressure and more intense grazing at higher elevations as snow recedes and green-up occurs (Singer and Harter ).

Turnover of tissues is a fundamental process that operates continuously in all vascular plants. In some, especially those in seasonal environments, entire organs may be shed at the end of the growing season.

Winter or drought deciduous trees are a clear example of this process. Management activities that remove shrub layers (e.g., timber harvest, grazing, or fire) would be detrimental in the immediate term until shrubs return.

On the other hand, timber harvest, prescribed fire, and wildfire that eventually promote shrub growth or increase the area of favored shrub habitats would be beneficial for the time shrub.

Pubs Warehouse Home > Browse > Article > Journal Article > Journal of Wildlife Management. Browse the USGS Publication Warehouse Publications in the Series Journal of Wildlife Management.

Seismic survey design and impacts to maternal polar bear dens,Journal of Wildlife Management (84) - 2. An oak is a tree or shrub in the genus Quercus (/ ˈ k w ɜːr k ə s /;; Latin "oak tree") of the beech family, are approximately extant species of common name "oak" also appears in the names of species in related genera, notably Lithocarpus (stone oaks), as well as in those of unrelated species such as Grevillea robusta (silky oaks) and the Casuarinaceae (she-oaks).Young, Kert R.

Plant establishment and soil microenvironments in Utah juniper masticated woodlands. Provo, UT: Brigham Young University. Dissertation. p. Progress 10/01/11 to 09/30/12 Outputs OUTPUTS: This problem area examines strategies and technologies to enhance the sustainability and management of Western ecosystems.

It provides. Plant community – soil relationships in a topographically diverse grassland in southern interior British Columbia, Canada. Robert N. Lee, a Gary E.

Bradfield, a Maja Krzic, b Reg F. Newman, c W.F. Preston Cumming a. a Department of Botany, The University of British Columbia, Vancouver, BC V6T 1Z4, Canada.