دانلود مقالات ISI درباره جنگل بئرال + ترجمه فارسی

A new method to estimate species and biodiversity intactness using empirically derived reference conditions

Keywords: جنگل بئرال; Biodiversity; Boreal forest; Index; Intactness; Monitoring; Reference conditions;

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2007 سفارش ترجمه

Indices of dissolved organic nitrogen, ammonium and nitrate across productivity gradients of boreal forests

Keywords: جنگل بئرال; Dissolved organic nitrogen; Nitrogen mineralization; Boreal forest; Plant nutrition; Forest productivity; Microbial nitrogen; Amino acid

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2007 سفارش ترجمه

A step further towards quantitative reconstruction of past vegetation in Fennoscandian boreal forests: Pollen productivity estimates for six dominant taxa

Keywords: جنگل بئرال; pollen productivity estimates; ERV model; relevant source area of pollen; pollen loading; boreal forest; Fennoscandia;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2007 سفارش ترجمه

Impact of agriculture, forest and cloud feedback on the surface energy budget in BOREAS

Keywords: جنگل بئرال; Surface energy balance; Land-cover change; Agriculture; Boreal forest; Cloud feedback

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2007 سفارش ترجمه

Variable response of different functional groups of saproxylic beetles to substrate manipulation and forest management: Implications for conservation strategies

Keywords: جنگل بئرال; Saproxylic beetles; Dead wood; Functional groups; Forest management; Substrate characteristics; Conservation; Boreal forest

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2007 سفارش ترجمه

Understory plant communities of boreal mixedwood forests in western Canada: Natural patterns and response to variable-retention harvesting

Keywords: جنگل بئرال; Boreal forest; Mixedwood forest; Vascular plants; Richness; Diversity; Composition; Canopy cover; Canopy composition; Ordination; Variable-retention harvesting

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2007 سفارش ترجمه

Impact of harvesting and logging slash on nitrogen and carbon dynamics in soils from upland spruce forests in northeastern Ontario

Keywords: جنگل بئرال; Boreal forest; Net N mineralization; Immobilization; Logging slash; Microbial biomass; Potential aquatic impacts;

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2007 سفارش ترجمه

Assessing spatial and temporal variations in surface soil moisture in fire-disturbed black spruce forests in Interior Alaska using spaceborne synthetic aperture radar imagery — Implications for post-fire tree recruitment

Keywords: جنگل بئرال; ERS SAR; Boreal forest; Fires; Soil moisture; Tree regeneration

دانلود رایگان متن کامل مقاله ISI 17 صفحه سال انتشار : 2007 سفارش ترجمه

Properties of ERS-1/2 coherence in the Siberian boreal forest and implications for stem volume retrieval

Keywords: جنگل بئرال; SAR interferometry; ERS-1/2; Coherence; Stem volume; Boreal forest; Retrieval

دانلود رایگان متن کامل مقاله ISI 19 صفحه سال انتشار : 2007 سفارش ترجمه

Investigating the soil acid–base status in managed boreal forests using the SAFE model

Keywords: جنگل بئرال; Soil acidification; Boreal forest; Stem-only harvesting; Whole-tree harvesting; Natural disturbances; Acid deposition; Base cations; Dynamic modelling; SAFE

دانلود رایگان متن کامل مقاله ISI 21 صفحه سال انتشار : 2007 سفارش ترجمه

Annual pollen accumulation rate (PAR) at the boreal and alpine forest-line of north-western Norway, with special emphasis on Pinus sylvestris and Betula pubescens

Keywords: جنگل بئرال; pollen monitoring; pollen accumulation rate; forest-line ecotone; boreal forest; altitudinal transect; redundancy analysis; principal components analysis

دانلود رایگان متن کامل مقاله ISI 25 صفحه سال انتشار : 2007 سفارش ترجمه

Volatile monoterpenes in soil atmosphere under birch and conifers: Effects on soil N transformations

Keywords: جنگل بئرال; Forest soil; Microbial biomass C and N; Monoterpenes; N transformations; Boreal forest; Volatile organic compounds

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2006 سفارش ترجمه

Understorey protection harvest expedites recolonisation of boreal forest stands by North American red squirrels

Keywords: جنگل بئرال; Alberta; Red squirrel; Tamiasciurus; Boreal forest; Understorey protection; Sustainable harvest

دانلود رایگان متن کامل مقاله ISI 8 صفحه سال انتشار : 2006 سفارش ترجمه

Conservation implications of exporting domestic wood harvest to neighboring countries

Keywords: جنگل بئرال; Boreal forest; International trade; Conservation; Finland; Russia;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2006 سفارش ترجمه

Vector analysis of understory competition, N fertilization, and litter layer removal effects on white spruce growth and nutrition in a 13-year-old plantation

Keywords: جنگل بئرال; Belowground competition; Calamagrostis canadensis; N supply rate; Vector analysis; Boreal forest

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2006 سفارش ترجمه

Moisture dynamics of moss-dominated surface fuel in relation to the structure of Picea abies and Pinus sylvestris stands

Keywords: جنگل بئرال; Forest fires; Boreal forest; Surface fuel moisture; Moss; Stand structure; Picea abies; Pinus sylvestris

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2006 سفارش ترجمه

The effect of post-fire stand age on the boreal forest energy balance

Keywords: جنگل بئرال; Energy balance; Forest fire; Boreal forest; Evapotranspiration; Radiation; Albedo; Climate change; Bowen ratio; Eddy covariance

دانلود رایگان متن کامل مقاله ISI 10 صفحه سال انتشار : 2006 سفارش ترجمه

Soil N cycling in harvested and pristine Boreal forests and peatlands

Keywords: جنگل بئرال; Boreal forest; Canadian shield; Dissolved organic nitrogen (DON); Forest harvesting; Net N mineralization; Nitrification; Nitrogen; Peatlands

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2006 سفارش ترجمه

Effects of tree harvesting, forest floor removal, and compaction on soil microbial biomass, microbial respiration, and N availability in a boreal aspen forest in British Columbia

Keywords: جنگل بئرال; Available N; Boreal forest; Long-term soil productivity (LTSP); Microbial respiration; Microbial biomass; qCO2; Redundancy analysis

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2006 سفارش ترجمه

Temporal and spatial variability of soil respiration in a boreal mixedwood forest

Keywords: جنگل بئرال; Soil respiration; Temporal and spatial variability; Boreal forest; Carbon budget; Litter layer

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2006 سفارش ترجمه

Controls over pathways of carbon efflux from soils along climate and black spruce productivity gradients in interior Alaska

Keywords: جنگل بئرال; Dissolved organic carbon; Soil respiration; Carbon balance; Water balance; Climate change; Picea mariana; High latitude; Boreal forest; Fire

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2006 سفارش ترجمه

Areas of rapid forest-cover change in boreal Eurasia

Keywords: جنگل بئرال; Forest-cover change; Eurasia; Boreal forest; Remote sensing; Change processes

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2006 سفارش ترجمه

Modelling the response of tree growth to temperature and CO2 elevation as related to the fertility and current temperature sum of a site

Keywords: جنگل بئرال; Boreal forest; Climate change; Growth; Foliage nitrogen; Physiological model; Site fertility; Statistical model; Temperature sum; Transfer function;

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2006 سفارش ترجمه

The application of artificial neural networks to flow and phosphorus dynamics in small streams on the Boreal Plain, with emphasis on the role of wetlands

Keywords: جنگل بئرال; Watershed; Flow; Phosphorus; Boreal forest; Artificial neural networks; Time series

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2006 سفارش ترجمه

Using satellite time-series data sets to analyze fire disturbance and forest recovery across Canada

Keywords: جنگل بئرال; Fire; AVHRR; FPAR; Boreal forest; Canada; Disturbance; Carbon; Time series

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2006 سفارش ترجمه

Carbon, energy and water fluxes at mature and disturbed forest sites, Saskatchewan, Canada

Keywords: جنگل بئرال; Carbon exchange rate; Fire; Boreal forest; Energy balance; Evapotranspiration; Eddy covariance; Harvesting

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2006 سفارش ترجمه

Drought constraints on transpiration and canopy conductance in mature aspen and jack pine stands

Keywords: جنگل بئرال; Transpiration; Climate; Photosynthesis; Drought; Boreal forest; Canopy conductance

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2006 سفارش ترجمه

Late Holocene development of a floodplain along a small meandering stream, northern Québec, Canada

Keywords: جنگل بئرال; Floodplain; Fluvial geomorphology; Meandering streams; Boreal forest; Buried trees; Holocene; Northern Québec

دانلود رایگان متن کامل مقاله ISI 15 صفحه سال انتشار : 2006 سفارش ترجمه

Surface energy balance closure by the eddy-covariance method above three boreal forest stands and implications for the measurement of the CO2 flux

Keywords: جنگل بئرال; Boreal forest; Surface energy balance; Eddy-covariance; Energy balance closure; Net ecosystem exchange

دانلود رایگان متن کامل مقاله ISI 16 صفحه سال انتشار : 2006 سفارش ترجمه

Simulating effects of fire disturbance and climate change on boreal forest productivity and evapotranspiration

Keywords: جنگل بئرال; BOREAS; Boreal forest; Spatial modeling; NPP; ET; CO2; Fire; Climate change; Simulation

دانلود رایگان متن کامل مقاله ISI 18 صفحه سال انتشار : 2006 سفارش ترجمه

Ecosystem-level CO2 fluxes from a boreal cutover in eastern Canada before and after scarification

Keywords: جنگل بئرال; Boreal forest; Harvesting; Scarification; Carbon balance; Net ecosystem productivity; Eddy covariance; Black spruce; Jack pine

دانلود رایگان متن کامل مقاله ISI 18 صفحه سال انتشار : 2006 سفارش ترجمه

A model for the investigation of long-term carbon dynamics in boreal forests of western Canada: I. Model development and validation

Keywords: جنگل بئرال; Boreal forest; Canada; Validation; CENTURY; Model; Forest floor; Carbon dynamics

دانلود رایگان متن کامل مقاله ISI 30 صفحه سال انتشار : 2006 سفارش ترجمه

CO2 efflux from a red wood ant mound in a boreal forest

Keywords: جنگل بئرال; Ant respiration; Carbon dioxide; Closed chamber method; Norway spruce; Boreal forest; Soil C balance;

دانلود رایگان متن کامل مقاله ISI 6 صفحه سال انتشار : 2005 سفارش ترجمه

Isolation and edge effects among woodland key habitats in Sweden: Is forest policy promoting fragmentation?

Keywords: جنگل بئرال; Landscape analysis; Boreal forest; Species conservation; Colonization; Connectivity;

دانلود رایگان متن کامل مقاله ISI 7 صفحه سال انتشار : 2005 سفارش ترجمه

Surveyor consistency in presence/absence sampling for monitoring vegetation in a boreal forest

Keywords: جنگل بئرال; Boreal forest; Ground vegetation; Observer bias; Plot frequency sampling; Sweden;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2005 سفارش ترجمه

Short-term response of ground beetles (Coleoptera: Carabidae) to fire and logging in a spruce-dominated boreal landscape

Keywords: جنگل بئرال; Boreal forest; Community response; Disturbance; Forest fire; Ground beetles; Logging;

دانلود رایگان متن کامل مقاله ISI 9 صفحه سال انتشار : 2005 سفارش ترجمه

Long-term dynamics of large woody debris in a managed boreal forest stream

Keywords: جنگل بئرال; Boreal forest; Dendrochronology; Forest management; Large woody debris; Stream; Sweden;

دانلود رایگان متن کامل مقاله ISI 11 صفحه سال انتشار : 2005 سفارش ترجمه

Remote sensing of sunlight-induced chlorophyll fluorescence and reflectance of Scots pine in the boreal forest during spring recovery

Keywords: جنگل بئرال; APAR; Absorbed photosynthetically active radiation; Chl; Chlorophyll; FIPAM; Frenquency induced pulse amplitude modulation; FLD; Fraunhofer line discriminator; Fo; minimum yield of Chl a fluorescence in dark-adapted needles; Fm; maximum yield of Chl a flu

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2005 سفارش ترجمه

Evaluation of remotely sensed indices for assessing burn severity in interior Alaska using Landsat TM and ETM+

Keywords: جنگل بئرال; Fire; Composite burn index; Normalized burn ratio; Burn severity; Alaska; Landsat TM; Landsat ETM+; Boreal forest;

دانلود رایگان متن کامل مقاله ISI 12 صفحه سال انتشار : 2005 سفارش ترجمه

Stand carbon stocks and soil carbon and nitrogen storage for riparian and upland forests of boreal lakes in northeastern Ontario

Keywords: جنگل بئرال; Boreal forest; Riparian zone; Buffer strips; Carbon pools; Soil nitrogen; Forest management; Full-tree harvesting;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2005 سفارش ترجمه

Evaluation of passive microwave snow water equivalent retrievals across the boreal forest/tundra transition of western Canada

Keywords: جنگل بئرال; Snow water equivalent; Passive microwave; Boreal forest; Algorithm validation;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2005 سفارش ترجمه

Multi-temporal JERS SAR data in boreal forest biomass mapping

Keywords: جنگل بئرال; Remote sensing; Biomass; Microwave; Boreal forest;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2005 سفارش ترجمه

Monitoring forest dynamics using satellite imagery-a case study in the natural reserve of Changbai Mountain in China

Keywords: جنگل بئرال; Change detection; Climax; Disturbance; Boreal forest; Succession;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2005 سفارش ترجمه

A model for regional analysis of carbon sequestration and timber production

Keywords: جنگل بئرال; Boreal forest; Carbon sequestration; Forest management; Optimization; Single-tree model;

دانلود رایگان متن کامل مقاله ISI 13 صفحه سال انتشار : 2005 سفارش ترجمه

Structural development following fire in black spruce boreal forest

Keywords: جنگل بئرال; Boreal forest; Chronosequence; Coarse woody material; Forest structure; Old growth; Piecewise linear regression; Structural development;

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2005 سفارش ترجمه

Spatiotemporal measurement and modeling of stand-level boreal forest soil temperatures

Keywords: جنگل بئرال; Boreal forest; Soil temperature; Spatiotemporal variability; Picea mariana;

دانلود رایگان متن کامل مقاله ISI 14 صفحه سال انتشار : 2005 سفارش ترجمه

Building and evaluating predictive occupancy models for the Siberian flying squirrel using forest planning data

Keywords: جنگل بئرال; Boreal forest; Finland; Forest management; Forest stand; Habitat suitability; Model selection;

دانلود رایگان متن کامل مقاله ISI 16 صفحه سال انتشار : 2005 سفارش ترجمه

Tree diameter distributions in natural and managed old Pinus sylvestris-dominated forests

Keywords: جنگل بئرال; Boreal forest; Forest history; Forest management; Scots pine; Stand structure;

دانلود رایگان متن کامل مقاله ISI 17 صفحه سال انتشار : 2005 سفارش ترجمه

A simple and effective radiometric correction method to improve landscape change detection across sensors and across time

Keywords: جنگل بئرال; Relative radiometric normalization; Post-fire chronosequence; Boreal forest; Temporally invariant cluster; Leaf area index; Enhanced vegetation index; Normalized difference vegetation index; Reduced simple ratio; Landscape detection;

دانلود رایگان متن کامل مقاله ISI 17 صفحه سال انتشار : 2005 سفارش ترجمه

Rainfall generated stormflow response to clearcutting a boreal forest: peak flow comparison with 50 world-wide basin studies

Keywords: جنگل بئرال; Peak flow; Clearcutting; Boreal forest; Rainfall stormflow; Basin studies;

دانلود رایگان متن کامل مقاله ISI 17 صفحه سال انتشار : 2005 سفارش ترجمه