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Skip to Search Results- 13Graduate and Postdoctoral Studies (GPS), Faculty of
- 13Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 5Biological Sciences, Department of
- 5Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 3Sustainable Forest Management Network
- 2Sustainable Forest Management Network/Research Papers (Sustainable Forest Management Network)
- 4Department of Biological Sciences
- 3Department of Agricultural, Food, and Nutritional Science
- 2Department of Renewable Resources
- 1Department of Civil Engineering
- 1Department of Earth and Atmospheric Sciences
- 1Department of Mathematical and Statistical Sciences
- 2Vinebrooke, Rolf (Biological Sciences)
- 1David W. Schindler (Department of Biological Sciences, University of Alberta)
- 1Galbraith, Eric D. (Experimental Sciences & Mathematics, UAB)
- 1Korver, Doug (Agricultural, Food and Nutritional Science)
- 1Korver, Doug (Agriculture, Food and Nutritional Science)
- 1Lewis, Mark (Mathematical and Statistical Sciences)
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A study of low chlorophyll levels relative to high phosphorus and nitrogen levels in prairie saline lakes
Download1986
Masters thesis. Results of an extensive study of Fluevog, Peninsula and Oliva lakes in eastern Alberta.
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Climate Change Impacts on Stoichiometry, Phytoplankton, and Zooplankton in Alpine Lake Food Webs
DownloadFall 2013
The main hypothesis of this study was that warmer and drier conditions affect fishless alpine lakes by increasing (1) phosphorus (P)-availability, (2) P-limited autotrophs versus mixotrophic phytoflagellates, and (3) fast-growing P-limited cladocerans versus slower-growing nitrogen (N)-rich...
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1999
Leavitt, P. R., Vinebrooke, R. D.
Differential sensitivities of benthic and planktonic communities to UV radiation may involve differences in habitat conditions (e.g., availability of physical refuge), taxonomic composition, UV-A (320-400 nm) and DNA-damaging UV-B (280-320 nm) irradiances, and potential indirect effects via...
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Fall 2023
Global warming is contributing to extreme climatic events, especially at higher elevations and latitudes. Phytoplankton assemblages are highly sensitive to these climate-related environmental changes, which include heatwaves and drought events. Knowledge gaps exist concerning the cumulative...
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Effects of dietary phosphorus and calcium levels and phytase supplementation on bone metabolism of egg-laying hens
DownloadFall 2018
The importance of this Ph.D. thesis work is to assess the effects of dietary available phosphorus (avP) and calcium (Ca) levels and phytase supplementation in egg-laying hens and broilers. Two trials were conducted to evaluate the effects of marginal, moderate, and severe reduction in dietary avP...
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Effects of phytase in laying hen diets reduced in available phosphorus and calcium on productivity, eggshell quality, and bone mineralization of white egg layers
DownloadSpring 2021
Phosphorus and Ca are essential for maintaining egg production and bone health of laying hens. The effects of marginal or moderate reductions in available P (aP) and Ca in layer diets, with or without phytase supplementation on performance, egg production, apparent ileal digestibility (AID) and...
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Effects of Root Zone pH, Calcium and Phosphorus Supply on Selected Boreal Forest Plant Species
DownloadSpring 2015
Soil pH is among the major environmental factors affecting plant growth. In the reclaimed areas following open-pit oil sands mining in northeastern Alberta, Canada, the pH of reclaimed soil is commonly higher than 8.0. The optimum range of soil pH for growth and the tolerance of pH extremes...
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Fish Assemblages in Subarctic Lakes: Does Fire Affect Fish–Environment Relations in Northern Alberta?
Download2004
Tonn, W. M., Scrimgeour, G. J., Paszkowski, C. A., Aku, P. K. M., Boss, S. M.
In 1995, a wildfire swept through a large area of the Caribou Mountains, a remote subarctic plateau of northern Alberta, Canada, containing numerous unstudied and unexploited small lakes. To assess near-term effects of fire and to establish information on assemblage–environment relations in this...
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