Search Results - "Lavkulich, L.M."

Developing Indicators for Regional Water Quality Assessment: An Example from British Columbia Community Watersheds by Brown, Sandra, Lavkulich, L.M., Schreier, Hanspeter

“…An increased understanding of regional surface water quality and the key factors which differentiate regional from local differences is necessary for…”
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Assessing the surface composition of soil particles from some Podzolic soils by X-ray photoelectron spectroscopy by Yuan, G, Soma, M, Seyama, H, Theng, B.K.G, Lavkulich, L.M, Takamatsu, T

“…We have applied X-ray photoelectron spectroscopy (XPS) to assess the surface composition of soil particles in the AB, Bf, and Bhf horizons of some Podzolic…”
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Modelling of soil nutrient budgets: an assessment of agricultural sustainability in Nepal by Brown, S, Schreier, H, Shah, P.B, Lavkulich, L.M

“…Sustaining soil fertility under agricultural intensification and expansion onto marginal lands is a significant challenge in the Nepalese Middle Mountains. In…”
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Leaching gold with cassava: An option to eliminate mercury use in artisanal gold mining by Torkaman, P., Veiga, M.M., de Andrade Lima, L.R.P., Oliveira, L.A., Motta, J.S., Jesus, J.L., Lavkulich, L.M.

“…Mercury pollution from artisanal gold mining causes severe environmental and health problems, especially to operators and people living around the processing…”
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Effects of forest harvest on soil nutrients and labile ions in Podzols of southwestern Canada: Mean and dispersion effects by Grand, Stephanie, Hudson, Robert, Lavkulich, Les M.

“…Forest harvest can disrupt biogeochemical cycles with consequences for regenerating forest nutrition and drainage water quality. Few studies have examined…”
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Modelling rainfall interception by urban trees by Huang, Jie Ying, Black, T.A., Jassal, R.S., Lavkulich, L.M. Les

“…Trees in the urban environment have significant effects on the hydrological cycle by aiding in the reduction of stormwater runoff through rainfall…”
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Luvisolic soils of Canada: Genesis, distribution, and classification by Lavkulich, L. M, Arocena, J. M

“…Lavkulich, L. M. and Arocena, J. M. 2011. Luvisols of Canada: Genesis, distribution, and classification. Can. J. Soil Sci. 91: 781-806. Luvisols link the soil…”
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The effects of naturally occurring acids on the surface properties of chrysotile asbestos by Holmes, Emma P., Lavkulich, L.M. (Les)

“…Chrysotile asbestos is considered an environmental health hazard. It is postulated that the surface of chrysotile, with its inherent positive charge and…”
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Kinetics of ammonium adsorption and desorption by the natural zeolite clinoptilolite by Kithome, M. (Agriculture and Agri-Food Canada, Agassiz, BC, Canada.), Paul, J.W, Lavkulich, L.M, Bomke, A.A

“…The kinetics of NH4+ adsorption and desorption were investigated on the natural zeolite clinoptilolite to ascertain its ability to adsorb and release the…”
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Trace Metal Concentrations in an Intensive Agricultural Watershed in British Columbia, Canada by Smith, I.M, Hall, K.J, Lavkulich, L.M, Schreier, H

“…Effects of agricultural intensification and a naturally occurring landslide of asbestos material upon water and sediment quality in a transboundary watershed…”
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Numerical analysis of a [soil] chronosequence, including the development of a chronofunction by Sondheim, M.W, Singleton, G.A, Lavkulich, L.M

“…Multivariate techniques were applied to 11 chemical and physical properties of soil samples collected along a prograded beach chronosequence, located on the…”
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Phosphate sorption in relation to extractable iron and aluminum in spodosols by Yuan, G, Lavkulich, L.M

“…Phosphorus is an important plant nutrient and of concern from the environmental point of view. Numerous studies on the relationship between P sorption…”
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The effects of moisture inputs on landfill gas production and composition and leachate characteristics at the Vancouver Lanclfill Site at Burns Bog by Wreford, K.A., Atwater, J.W., Lavkulich, L.M.

“…Infiltration of water into a landfill affects the process of waste decomposition. An analysis of variation in landfill gas production and composition (%CH4,…”
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Effect of pH on ammonium adsorption by natural zeolite clinoptilolite by Kithome, M, Paul, J.W, Lavkulich, L.M, Bomke, A.A

“…Clinoptilolite, a zeolite mineral with a high cation exchange capacity and surface area, has ion-exchange properties that can be utilized to adsorb NH(4)+,…”
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Sorption behavior of copper, zinc, and cadmium in response to simulated changes in soil properties by Yuan, G. (National Institute for Environmental Studies, Ibaraki, Japan.), Lavkulich, L.M

“…Environmental changes and management practices which alter soil properties may affect the capacity of soils to sorb trace metals, such as copper (Cu), zinc…”
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Effect of decaying wood on eluviation, podzolization, acidification, and nutrition in soils with different moisture regimes by Kayahara, G.J, Klinka, K, Lavkulich, L.M

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Thermodynamics of ammonium exchange by clinoptilolite by Kithome, M, Paul, J.W, Lavkulich, L.M, Bomke, A.A

“…An investigation was conducted to study the effect of temperatures from 298 to 328 degrees K on the kinetics of NH(4)+ exchange by clinoptilolite using a batch…”
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Ferro-humic podzols of coastal British Columbia. I. Morphology, selected properties, and classification by Sanborn, P, Lavkulich, L.M

“…Ferro-Humic Podzols (Cryorthods and Cryochrepts) of loamy texture on western Vancouver Island, British Columbia, have distinctively high organic matter and…”
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Nitrogen balance in the Lower Fraser River Basin of British Columbia by Vizcarra, A.T. (University of British Columbia, Vancouver, British Columbia, Canada.), Lo, K.V, Lavkulich, L.M

“…/ A study was conducted to determine the extent of nitrogenpollution in agricultural lands in the Lower Fraser River basin of BritishColumbia, Canada. The…”
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Effect of sesquioxide coatings on surface charge of standard mineral and soil samples by Hendershot, W. H., Lavkulich, L. M.

“…In nature, Fe and Al hydrous oxides often form the interface between crystalline soil minerals and the soil solution. To understand better the effect of these…”
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