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DigitalCommons@USU
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Physical characteristics of lakes are highly interrelated with biological characteristics. We measured and analyzed the physical characteristics of two side canyons in order to better understand differences in productivity between side canyons and...
1997-01-01
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Eminent contributors present articles which evaluate the causes, consequences and reversibility of freshwater acidification--past, present and future.
1994-01-01
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This text brings together the various facets of the "nitrate issue" at a research level which should be of interest and use to a wide range of scientists working in this general area. It examines the processes of nitrate cycling in particular...
1993-01-01
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The pattern of diel vertical migration exhibited by Chaoborus flavicans in Lake Lenore, Washington has changed over the past decade. Formerly Chaoborus larvae and pupae were present in the water column during the day. Since 1982, a strong pattern...
1986-01-01
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Soil erosion caused by tillage is proportional to the local slope curvature. The value of the coefficient of proportionality (tillage transport coefficient) depends on the interaction between tillage tool and soil. These interactions have been...
2002-01-01
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Potential and actual nitrification were compared between a high and low N fertility Inceptisol in Washington State and between two Tennessee Ultisols to investigate the effect of soil N status and changes in forest floor C/N ratio on NO3-N...
1990-01-01
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Penetration of ultraviolet radiation (UVR) in stream ecosystems is determined by the concentration and optical properties of suspended sediment and dissolved organic carbon (DOC). This study documents the base-flow optical environment of 37 first-...
2009-01-01
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A statistical analysis is presented of patterns of variation in some physical, chemical, and biological variables for a 6 year series of data from the tropical, high altitude Lake Titicaca (Peru-Bolivia). ANOVA techniques and autocorrelation...
1986-01-01
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Nutrients can load directly to either the epilimnion or metalimnion of lakes via either differential inflow depths of tributaries or intentional fertilization of discrete strata. We evaluated the differential effects of epilimnetic versus...
2001-01-01
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Rainbow trout Oncorhynchus mykiss stocked into Flaming Gorge Reservoir, Utah– Wyoming, are thought to be in poor condition and to rarely overwinter. In 2001–2002, we evaluated factors that affect the growth and abundance of rainbow trout, both...
2005-01-01
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A population budget was constructed for Chaoborus flavicans in Lake Lenore, Washington, during the 1985 spring emergence to estimate the proportion of the population consumed by cutthroat trout. Weekly sampling of the population indicated that all...
1988-01-01
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