stand age
Stand age structural dynamics of conifer, mixedwood, and hardwood stands in the boreal forest of central Canada
... of stand development and overstory composition on stand age structure, we sampled 32 stands representing conifer, mix- edwood, and hardwood stand types, ranging in ages from 72 to 201 years on ...
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Stand age and species composition effects on surface albedo in a mixedwood boreal forest
... of stand age, and stand struc- ture and composition as determinants of boreal forest albedo, field measurements are scarce (Kuusinen et ...early stand ages that show high variability in ...
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The Variation of Soil Nutrients and Microbial Biomass Carbon with Stand Age in Eucalyptus grandis Plantations in Sri Lanka
... with stand age was observed by Frederick et ...the age of the temperate plantation ...forest age, when they studied nutrients in soils of plantations of ...
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Determining a Fire Potential Map Based on Stand Age, Stand Closure and Tree Species, Using Satellite Imagery (Kastamonu Central Forest Directorate Sample)
... to stand age, crown closure and tree ...digitized stand map, stand ages were categorized into 4 classes: »a-ab-b«, »bc«, »c-cd-d« and all other areas, which do not belong to a stand ...
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Understory upheaval: factors influencing Japanese stiltgrass invasion in forestlands of Tennessee, United States
... included stand age, site productivity, tree species diversity, basal area, and natural regeneration (growth of exist- ing trees, natural seeding, or both, resulting in a stand at least 50% stocked ...
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Biomass carbon accumulation in aging Japanese cedar plantations in Xitou, central Taiwan
... density to estimate stem biomass. A recently reported basic wood density value of 0.416 Mg m -3 for Japanese cedar in Taiwan was applied (Forest Bureau, 2010). The whole tree biomass in stem, branches, foliage, and roots ...
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An Empirical Analysis of Adaptability to Climate Change and Risk in Forest Management
... by stand status (stand age and density) and the surrounding environment (site characteristics, geographic regions and ...individual stand dynamics and intermediate sil- vicultural ...
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Responses of Soil Microbial Communities to Robinia Pseudoacacia Plantations of Different Ages in A Loess Area
... increasing stand age, the relative abundance of fungi compared with bacteria first decreased and then increased, followed by a decrease in the soils of ...increasing stand age, indicating that ...
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Spatiotemporal variations in productivity and water use efficiency across a temperate forest landscape of Northeast China
... type, stand develop- ment, and the regeneration scheme all played important roles in determining the ecosystem productivity and re- lationship with water ...and stand-age class are factors of key ...
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Growth characteristics of oak (Quercus petraea [Mattusch ] Liebl ) stand under different thinning regimes
... abstract: In the paper, selected quantitative characteristics of 57-year-old oak pole stage stand were analysed on plots with different thinning regimes at its establishment. Six thinning treatments were performed ...
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Structural changes in chamise (Adenostoma fasciculatum) along a fire-induced age gradient.
... Above-ground biomass changes of individual Adenostoma fasciculatum along a gradient of stand age since fire for Sequoia National Park, San Dimas, and Echo Valley..[r] ...
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Changes in soil organic carbon and nitrogen capacities of Salix cheilophila Schneid. along a revegetation chronosequence in semi-arid degraded sandy land of the Gonghe Basin, Tibetan Plateau
... of stand age and depth were established ...and stand age as independent variables (x and y respectively), and the regression model was established as ...
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Artificial neural network models predicting the leaf area index: a case study in pure even-aged Crimean pine forests from Turkey
... at stand ages characterized by canopy ...and stand top height, and con- cluded that LAI increased nonlinearly with increasing relative density holding stand top height ...and stand mean ...
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Wealth accumulation in rotation forestry – failure of the Net Present Value
... reaches the momentary increment rate at stand age 70 years, which corresponds to the rotation. 440[r] ...
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Carbon stock growth in a forest stand: the power of age
... forest age – another important characteristic of this ...forest age, but there seems to be no escaping the conclusion that forest age is one of the points of intervention at which the future ...
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Drought can favour the growth of small in relation to tall trees in mature stands of Norway spruce and European beech
... the stand. As annual re- cords of stand growth over long times are rare we based our study on just one ...conditions, stand age phase (50–70 years), and species composition of the experi- ment ...
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Coarse woody debris, macrofungal assemblages, and sustainable forest management in a Eucalyptus obliqua forest of southern Tasmania
... Correlation and distribution of ectomycorrhizal species with vascular plant community and stand age Although there was a correlation of the number of ectomycorrhizal macrofungal species [r] ...
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Practice Oriented Yield Table for White Poplar Stands Growing under Sandy Soil Conditions in Hungary
... reference age which is usually 100 years [11]. A much lower ref- erence age is used for fast-growing stands and planta- tions, for example, 25 years for black locust (Robinia pseudoacacia ...
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Pruning radiata pine in New Zealand to produce clearwood
... The clearwood yields obtained are illustrated in Figure 17# Site index had a marked effect on clearwood yield because of the effect o n growth rate and hence stand me a n diameter at rotation age. Over the ...
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Probabilistic identification of sit-to-stand and stand-to-sit with a wearable sensor
... Heuristics-based methods, with predefined set of rules and conditions, have been used for recognition of activities of daily living (ADLs). An angle recognition threshold-crossing method was embedded in the robot suit ...
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