5 edition of effects of soil temperature and site preparation on subalpine and boreal tree species found in the catalog.
effects of soil temperature and site preparation on subalpine and boreal tree species
L. M. McKinnon
by Natural Resources Canada, Canadian Forest Service, Pacific Forestry Centre in Victoria, B.C
Written in English
|Statement||L.M. McKinnon and A.K. Mitchell and A. Vyse.|
|Series||Information report,, BC-X-394, Information report (Pacific Forestry Centre) ;, BC-X-394.|
|Contributions||Mitchell, Alan Kenneth, 1950-, Vyse, Alan., Pacific Forestry Centre.|
|LC Classifications||Z5991 .M395 2002|
|The Physical Object|
|Pagination||iv, 29 p. ;|
|Number of Pages||29|
|LC Control Number||2003428283|
This book provides an overview of how boreal and temperate tree species have adapted their annual development cycle to the seasonally varying climatic conditions. Therefore, the frost hardy dormant phase, and the susceptible growth phase, are synchronized with the seasonality of the climate. GENERAL BOTANICAL CHARACTERISTICS: Subalpine fir is a native, coniferous, evergreen tree. It is the smallest of the eight species of fir native to the western United States. Five growth forms, each apparently an adaptation to a particular environment, are described below [9,54]: typical form is found throughout much of the subalpine zone.
A recent study by D’Orangeville et al. in Science has used tree ring data f black spruce trees in the northeastern North American boreal to quantify how water availability and air temperature control tree growth. Their findings suggest that at latitudes south of 49°, black spruce growth was negatively correlated with increases in. Here, we tested the climate sensitivity of germination and initial development for two widely distributed subalpine conifers, using controlled-environment growth chambers with one temperature regime from subalpine forest in the Colorado Rocky Mountains and one 5 °C warmer, and two soil moisture levels.
Stand age, fire and clearcutting affect soil organic carbon and aggregation of mineral soils in boreal forests. Soil Biology & Biochemistry Laganière, J., D. Paré, Y. Bergeron, and H.Y.H. Chen. The effect of boreal forest composition on soil respiration is mediated through variations in soil temperature and C quality. Boreal forests contain large quantities of soil carbon, prompting concern that climatic warming may stimulate decomposition and accentuate increasing atmospheric CO 2 concentrations. While soil warming increases decomposition rates, the accompanying increase in nutrient mineralization may promote tree growth in these nutrient-poor soils and thereby compensate for the increased carbon .
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The effects of soil temperature and site preparation on subalpine and boreal tree species: a bibliography (Information report ; BC-X) Includes an abstract in French.
ISBN X Cat. Fo/E 1. Trees -- Effect of temperature on -- Bibliography. Forest productivity -- Climatic factors -- Bibliography. Get this from a library. The effects of soil temperature and site preparation on subalpine and boreal tree species: a bibliography.
[McKinnon L. M.; Alan Kenneth Mitchell; Alan. Site preparation is undertaken to ameliorate one or more constraints that would otherwise be likely to thwart the objectives of management. A valuable bibliography on the effects of soil temperature and site preparation on subalpine and boreal tree species has been prepared by McKinnon et al.
Soil temperature also varies diurnally and seasonally. Soil temperature can be modified through silvicultural measures, for example, site preparation can increase soil temperature by as much as 10 °C (Dobbs and McMinn,Orlander et al., ).
We exposed 1-year-old seedlings of four boreal tree species (Picea Mariana (Mill.)Cited by: Effects of Soil Temperature on Biomass Production and Allocation in Seedlings of Four Boreal Tree Species Article in Forest Ecology and Management () July with Reads.
Yet, few experiments have investigated the effects of soil temperature on Canadian boreal tree species (but see Peng and DangDang and Cheng ) in Québec's forests, which differ. To test whether an N‐based model of R m would apply generally to foliage of boreal and subalpine woody plants, I measured R m (CO 2 efflux at night from fully expanded foliage) for foliage of seven species of trees and shrubs in the northern boreal forest (near Thompson, Manitoba, Canada) and seven species in the subalpine montane forest.
Hope, GD. Clearcut harvesting effects on soil and creek inorganic nitrogen in high elevation forests of the southern interior British Columbia. Can. Soil Sci. – The effects of soil temperature and site preparation on subalpine and boreal tree species: a bibliography.
Nat. Resources Can., Can. For. Serv. The temperature also rose at the depths of 50 and cm. Soil preparation also increased the cumulative temperature sum. The highest sums accumulated during the summer months were recorded at the depth of 5 cm in the humps of cross-directional ploughed area ( dd.) and in the tilts of the ploughed area ( dd.), while the corresponding.
Bonan GB, Van Cleve K () Soil temperature, nitrogen mineralization, and carbon source-sink relationships in boreal forests. Can J Wein RW, Lange P () Gas exchange and growth of three arctic tree-line tree species under different soil temperature and drought preconditioning regimes.
King J. () Effects of Soil Temperature on. To investigate how different tree species affect the composition of SOM and its mineralization in boreal forest ecosystems. We used pyrolysis GC–MS for molecular-level characterization of the SOM formed under five common boreal tree species at a replicated field experiment ~50years after plantation.
We incubated soil samples at 4, 9, 14 and 19 °C and measured. 1. Introduction. Boreal forest holds a major part of the global terrestrial carbon (C) and, unlike warmer ecosystems, boreal soils in general contain a much greater share of it than the vegetation ().Soil respiration (R S) is a major contributor to atmospheric CO 2; thus, it is important to quantify CO 2 efflux from forest soils and to understand how it is affected by forest management and.
Subalpine forests give way to mountain lakes like Odessa Lake. NPS. A maze of evergreen trees covers the mountainsides in subalpine areas. Hidden among the trees are crystal clear lakes and fields of wildflowers that may surprise you.
The subalpine ecosystem occupies elevations just below tree-line between 9, feet. Mckinnon, L.M. ll and The effects of soil temperature and site preparation on subalpine and boreal tree species: a bibliography. Natural Resources Canada. Canadian Forest Service, Pacific Forestry Centre, Information Report BC-X.
Considering the integrated effects of soil moisture and soil temperature, soil respiration was described as (R 2 =P temperature sensitivity of soil respiration incorporating the effect of soil moisture (w) can be described as the function of, which indicates that the Q 10 decreases by 36% if the soil moisture is lowered by.
lodgepole pine in the sub-boreal spruce zone of interior British. Columbia: the Bednesti trial, year results. For. Ecol. The effects of soil. temperature and site preparation on subalpine and boreal tree species: a bibliography. Information Report BC-X Climate models predict increases in temperature and aridity across the boreal forest region 1 that are likely to exceed 2 °C by the end of the century 2, warmer and drier conditions are.
To investigate if timber harvesting influences spatial patterns of soil micro climate, forest floor soil temperature and moisture were examined across forest-clearcut edges.
Transects were sampled during the growing season across a 1-ha clearcut at a subalpine forest site in the southern interior of British Columbia, Canada. LaMarche et al. () hypothesized that recent trends of increasing ring widths in subalpine conifers may be due to the fertilizing effects of increased atmospheric CO tree—ring series from foxtail pine (Pinus balfouriana), lodgepole pine (P.
murayana), and western juniper (Juniperus occidentalis) collected in the Sierra Nevada, California, were analyzed to determine if the temporal. Many other soil-specific process models exist, ROMUL and RothC are popular models, but the list goes on: PATCIS is a one-dimensional process-based model (Fang and Moncrieff, ) that simulates production and transport of CO 2 in soil (e.g.
Hui and Luo, ; Saiz et al., ); SOC dynamics (Fan et al., ) is a model used for post-fire. Three mature canopy trees of each species selected for the study were growing in aspen-fir pairs (subalpine fir establishment and germination) and the remaining three trees of each species were growing independently (>3 m from another tree) with one tree in.Boreal forest soil.
Soil types vary across the large circumpolar extent of the boreal. Heavily leached and nutrient poor podzols are the most common. Podzols form when the acidic needle layer leaches clays and minerals into lower soil horizon layers, leaving a sandy texture in the upper layers.
Here we introduce a method to resolve tree-canopy leaf temperature with the use of δ 18 O of cellulose in 39 tree species. We show a remarkably constant leaf temperature of ± .