阿根廷vs墨西哥竞猜 knowledge commons: recent submissions
now showing items 261-280 of 3668
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effect of tree species diversity on species growth rate in the saskatchewan boreal forest
(2023)diverse ecosystems are crucial to combating climate change. this study aims to examine the impacts of tree species diversity on growth rate of seven boreal tree species. data from permanent sample plots located in the ... -
natural regeneration in norway spruce and red pine plantations in dufferin county ontario - a case study
(2023)norway spruce has been demonstrated to be a highly productive species in eastern temperate regions of canada and is commonly utilized for the afforestation of poor soils. however, literature on the understory regeneration ... -
barriers which preclude the formation of strong, comprehensive wildfire mitigation plans and strategies in ontario: a knowledge gap analysis
(2023)as occurrences of wildland-urban interface (wui) wildfires become more frequent throughout ontario, there has been an increasing need for mitigative approaches towards managing wildfire on landscapes, especially where ... -
assessing the vulnerability of south-central ontario’s maple syrup industry to climate change: a multidisciplinary approach
(2023)productivity of ontario’s maple syrup industry is tied to a specific climate window. as climate continues to change, there is growing concern over the industry’s vulnerability given its reliance on stable climate conditions ... -
modulation scheme investigation for high-power medium-voltage current source converter based drives
(2023)pulse width modulated (pwm) current source converter (csc) based drives are commonly used in high-power (1-10 mw), medium-voltage (mv) (2.3-6.6 kv) applications. these drives feature a simple converter structure, inherent ... -
a framework to avoid maloperation of transformer differential protection under geomagnetic disturbances
(2023)geomagnetically induced currents (gics), which are generated due to geomagnetic disturbances (gmds), can saturate the cores of power transformers and their associated current transformers (cts). to avoid maloperation of ... -
stigma resistance versus self-stigma in university 世界杯2022赛程表淘汰赛 with mental health problems
(2023)self-stigma is the process by which an individual is aware of, agrees with, and internalizes demeaning societal stereotypes and prejudices. stigma resistance is when an individual may be aware of societal stigma, yet ... -
acoustic properties of four central boreal tree species for potential use in instruments
(2023)in resonance wood, acoustic velocity, density profiles, and ring characteristics play an important role. multiple factors cause variation of these properties, like the difference between juvenile wood and mature wood, ... -
increasing fruit production in wild populations of pawpaw (asimina triloba (l) dunal) trees in southern ontario
(2023)the pawpaw (asimina triloba (l) dunal) is a unique native understory tree species found in the deciduous and carolinian forest regions in southern ontario. it is at the edge of its range in ontario, most of the population ... -
investigation of adaptive variation of black spruce in 29-year height growth of black spruce in a northwestern ontario provenance trial
(2023)seed sources from across northwestern ontario were used to establish a black spruce provenance trial at the former thunder bay forest nursery located on 25th sideroad, thunder bay. the heights of these trees were measured ... -
the use of citizen science data to predict the winter distribution of the snowy owl in ontario
(2023)as an anishinaabe person and environmental scientist, i feel i have an inherent duty to be a steward of the environment. i chose to conduct research on snowy owls after learning about the conservation issues affecting ... -
urban forest management: evaluating the benefits and options for replacing declining urban ash tress, and value-added potential of urban trees
(2023)this thesis investigates the benefits and options for replacing declining urban ash trees, as well as the value-added potential of urban trees more broadly. the study aims to provide insights into the selection of suitable ... -
measurement of bimanual coordination in rehabilitation for poststroke individuals: a systematic review
(2023)a stroke can result in a decreased ability to coordinate the upper limbs, which leads to difficulty in performing the activities of daily living (adls). as a result, upper-extremity rehabilitation has been frequently ... -
modeling the impact of hemlock woolly adelgid under several climate change scenarios
(2023)the hemlock woolly adelgid (adelges tsugae), or hwa, is a species of insect invasive to eastern north america that has caused significant mortality amongst its hemlock (tsuga spp.) hosts. survivorship and subsequent ... -
bioconversion of agricultural residues into value-added products by pectinase-producing bacteria and expression of pectinase gene in e. coli for biomass valorization
(2023)pectinase is a group of enzymes that degrade pectin and is one of the most influential industrial enzymes, which helps produce varieties of good-quality products. these enzymes are ecofriendly, highly specific, sustainable, ... -
the association of rat prevalence and composting in thunder bay’s urban neighbourhoods
(2023)landfilling is the most common municipal solid and urban organic waste disposal method in north america and comes with numerous negative environmental side effects. encouraging greater participation in community composting ... -
monitoring and access management of resource roads with instrumentation
(2023)forest transportation operations are facing challenges such as having larger road networks to manage because of dispersed harvest patterns, climate changes forcing more hauling to take place under wet road conditions, ... -
late holocene paleovegetation and fire history of northern lake of the woods and the woodland period
(2023)this thesis analyzes two late holocene lake sediment cores which were collected from the vicinity of two archaeological sites in northeastern lake of the woods, ontario: the bundoran site (djkn-5) and the bud site (djkn-6). ... -
evaluation of canada’s biomass policy in comparison to its nordic counterparts
(2023)the transition towards renewable energy sources is considered one of the main mitigation measures combating the effects of climate change. the use of renewable energy, particularly those derived from forest biomass, is ... -
comparison of picea mariana, abies balsamea, betula papyrifera, populus tremuloides for the production of wood pellets
(2023)scientists and international organisations agree that wood pellets are a type of biofuel that is better for the environment than fossil fuels. wood pellets are produced from the residues in sawmills, ground logs and is ...
