Browsing by Title
Now showing items 873-892 of 3542
-
Ecological implications of the 18th and 19th century fur trade: a study of five HBC post's accounts
(2016)This research critically addresses the ecological implications of the 18th and 19th Century fur trade and whether primary source material written and maintained by European fur traders can measure resource procurement ... -
Ecological niche modelling : salix in Ontario
(2013-04-10)It has long been recognized that organisms exist in environments peculiar to taxa. Climate is thought to be of primary importance in determining the natural geographic distribution of species. Growing concern over climate ... -
Ecologically-based taper equations for major tree species in Manitoba
(2004)Kozak's variable exponent taper equation was fitted for balsam poplar (Populus balsamifera L.), trembling aspen (Populus tremuloides Michx.), white spruce (Picea glauca (Moench) Voss), black spruce (Picea mariana (Mill.) ... -
Ecology and management of riparian zone vegetation along small coldwater streams in Northwestern Ontario
(2002)This thesis synthesizes three papers on the ecology of the riparian zone vegetation found along small coldwater streams in northwestern Ontario. The objectives of this thesis were 1 ) to describe the biodiversity and ... -
Ecology of a northern pike (Esox Iucius) population in a small, oligotrophic Lake : with comparisons to other northwestern Ontario populations
(1988)The life history and population dynamics of the northern pike (Esox lucius) within Squeers Lake, Ontario were studied in order to provide information on pike found within oligotrophic lakes. Results clearly demonstrate ... -
Ecology of forage fish following cessation of overharvest of walleye in Henderson Lake, Ontario
(1988)I examined the forage base of Henderson Lake, Ontario following collapse of its walleye stock due to overexploitation, and an inexplicable decline of the ninespine stickleback population. In response to these events a ... -
Ecology of northern pike, Esox lucius Linnaeus, in Savanne Lake, Ontario
(1980)Important aspects of the life history and population dynamics of the northern pike, Esox lucius, in Savanne Lake, Ontario were studied during 1977 and 1978. Feeding relationships involving northern pike and walleyes, ... -
Ecology of pathogenic Escherichia coli in water : survival and molecular detection
(2003)Recently there has been a surge of interest in the ability of enterohemmorhagic Escherichia coli (EHEC) to survive in aquatic environments. It has been speculated a correlation may exist between the genotype of an E. ... -
Ecology of terrestrial gastropods and their response to conifer release treatments in northwestern Ontario
(1995)The primary objective of this study was to document any changes in terrestrial gastropod species richness and density associated with alternative methods of managing competing vegetation on regenerating conifer plantations. ... -
Econometric model of Canada's newsprint exports to the United States of America
(1990)An econometric model was built for predictive purposes and for understanding the relationship between the US market and Canadian newsprint producers. In this study, a simultaneous-equation model was developed, which ... -
An economic analysis of an American ginseng growing operation in a woodlot in Janetville, Ontario
(2018)American ginseng (Panax quinquefolius) has been valued for centuries as a medicine, particularly in Asian cultures. It is highly valuable, and as a result it has been poached to endangered levels throughout much of its ... -
An economic analysis of the impact of the Bronze Birch Borer on birch trees in Thunder Bay, Ontario
(2022)Urban street trees provide many ecosystem services, environmental and economic benefits for residents, communities, cities, and municipalities. The economic benefits of trees are not easily quantified as they have no ... -
Economic analysis of vegetation management alternatives in Ontario
(2014-01-22)Vegetation management practices have become an integral component of forest management. Economics of alternative vegetation management treatments were analyzed in this thesis on the basis of two journal papers. Six research ... -
Economic feasibility of ground-based steep slope logging using winch-assist technologies
(2018)This thesis examines the use of winch-assist technologies in logging operations in the interior of British Columbia. The data used for this thesis is from a contractor’s (located in Central B.C.) professional judgment ... -
The economic feasibility of replacing diesel with renewable energy resources in remote First Nation communities in Northern Ontario
(2017)Ontario has many First Nation communities in the remote northern region that use diesel fuel to generate part or the whole of their energy requirements. There is a huge financial and environmental cost associated with ... -
Economic performance and strike activity : a macroeconomic model of eight countries, 1955-1981
(1985)After having explored the articles by Orley Ashenfelter and George Johnson, and Martin Paldam and Peter Pederson, it was discovered that there existed a strong relationship between strike activity and economic performance, ... -
Economic risk analysis of the emerald ash borer on the Thunder Bay campus of Lakehead University
(2018)In addition to their beauty, these trees contribute valuable ecosystem services. As of June 2016 the emerald ash borer, an invasive beetle from Asia, has been found in Thunder Bay and has the potential to kill every ash ... -
The economic value of recovering the town of Oakville's urban forest after the impacts of the emerald ash borer
(2019)The Town of Oakville is responsible for maintaining some 2,016,500 city trees planted within boulevards on the city’s streets (UFORE 2016). Prior to the emerald ash borer, ash trees represented the top 5 most trees planted ... -
Economic wood supply from alternative silvicultural systems : a case study in Ontario's boreal forest
(1997)A modified version of the Harvest Schedule Generator model (HSG) was used to predict the economic wood supply from alternative silvicultural systems on a case study forest (Seine River Forest) In northwestern Ontario’s ...