Search Results - "McGill, W.B."

The nitrogen balance of three long-term agroecosystems on a boreal soil in western Canada by Ross, S.M., Izaurralde, R.C., Janzen, H.H., Robertson, J.A., McGill, W.B.

“…Nitrogen (N) budgets can be used to quantify the flows of N in agroecosystems and to account for differences in losses and retention of N. The objective of our…”
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A comparison of the performance of nine soil organic matter models using datasets from seven long-term experiments by Smith, P., Smith, J.U., Powlson, D.S., McGill, W.B., Arah, J.R.M., Chertov, O.G., Coleman, K., Franko, U., Frolking, S., Jenkinson, D.S., Jensen, L.S., Kelly, R.H., Klein-Gunnewiek, H., Komarov, A.S., Li, C., Molina, J.A.E., Mueller, T., Parton, W.J., Thornley, J.H.M., Whitmore, A.P.

“…Nine soil organic models were evaluated using twelve datasets from seven long-term experiments. Datasets represented three different land-uses (grassland,…”
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Elucidation of the source and turnover of water soluble and microbial biomass carbon in agricultural soils by Gregorich, E.G., Liang, B.C., Drury, C.F., Mackenzie, A.F., McGill, W.B.

“…Understanding the dynamics of soil C is key to managing soil organic matter to enhance soil quality and ecosystem functioning, and reduce trace gas emissions…”
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modeling approach to quantifying soil macroaggregate dynamics by Plante, A.F, Feng, Y, McGill, W.B

“…While several researchers have suggested that soil aggregate turnover is a significant control on organic matter dynamics, the quantification of soil aggregate…”
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Long‐Term Changes in Soil Carbon under Different Fertilizer, Manure, and Rotation by Grant, R.F., Juma, N.G., Robertson, J.A., Izaurralde, R.C., McGill, W.B.

“…Soil C contents can be raised by land use practices in which rates of C input exceed those of C oxidation. Rates of C inputs to soil can be raised by…”
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Simulating soil C dynamics with EPIC: Model description and testing against long-term data by Izaurralde, R.C., Williams, J.R., McGill, W.B., Rosenberg, N.J., Jakas, M.C. Quiroga

“…Soil carbon sequestration (SCS) has emerged as a technology with significant potential to help stabilize atmospheric CO 2 concentrations and thus reduce the…”
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Influence of carbon and buffer amendment on ammonia volatilization in composting by Liang, Y., Leonard, J.J., Feddes, J.J.R., McGill, W.B.

“…Laboratory-scale experiments were carried out to test a mathematical model of the nitrogen dynamics in a composting process. The main ingredients of composting…”
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Soil aggregate dynamics and the retention of organic matter in laboratory-incubated soil with differing simulated tillage frequencies by Plante, A.F., McGill, W.B.

“…It is generally accepted that aggregate dynamics are a significant control on the dynamics of organic C and that aggregate dynamics differ under cultivated and…”
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Intraseasonal soil macroaggregate dynamics in two contrasting fied soils using labeled tracer spheres by Plante, A.F., Mcgill, W.B.

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Management effects on soil C storage on the Canadian prairies by Janzen, H.H, Campbell, C.A, Izaurralde, R.C, Ellert, B.H, Juma, N, McGill, W.B, Zentner, R.P

“…The Canadian prairie, which accounts for about 80% of Canada's farmland, has large reserves of soil organic carbon (SOC). Changes in the size of the SOC pool…”
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Variations in ergosterol content and ornithine decarboxylase activity of ectomycorrhizal root-soil systems by Johnson, B.N. (Washington State Univ., Pullman, WA (USA)), McGill, W.B

“…Influences of soil P fertilization on temporal changes in ergosterol content and ornithine decarboxylase (E.C. 4.1.1.17, ODC) activity were monitored in…”
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Carbon Balance of the Breton Classical Plots over Half a Century by Izaurralde, R.C., McGill, W.B., Robertson, J.A., Juma, N.G., Thurston, J.J.

“…We related C input and management to soil organic C (SOC) dynamics over 51 yr (1939–1990). We used two rotations from the Breton Classical Plots at Breton,…”
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Long-Term Changes in Soil Carbon under Different Fertilizer, Manure, and Rotation: Testing the Mathematical Model ecosys with Data from the Breton Plots by Grant, R F, Juma, N G, Robertson, J A, Izaurralde, R C, McGill, W B

“…Soil C contents can be raised by land use practices in which rates of C imput exceed thos of C oxidation. Rates of C inputs to soil can be raised by continuous…”
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Fate of 14C-labeled pyrene in a creosote- and octadecane in an oil-contaminated soil by Bailey, V.L., McGill, W.B.

“…The disappearance of dichloromethane-extractable organic C (DEO-C) from hydrocarbon-contaminated soil is seldom fully accounted for by the evolution of CO 2…”
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Cross-Correlation of Polarity Curves To Predict Partition Coefficients of Nonionic Organic Contaminants by Xing, Baoshan, McGill, William B, Dudas, Marvin J

“…A method and two equations are reported for relating octanol-water partition coefficients (KOW) of nonionic organic sorbates and polarity index of sorbents to…”
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Relationship between Water Repellency and Native and Petroleum-Derived Organic Carbon in Soils by Roy, J.L, McGill, W.B, Lowen, H.A, Johnson, R.L

“…Some soils develop severe and persistent water repellency following contamination with crude oil. This study was conducted to characterize and compare the…”
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Long‐Term Changes in Soil Carbon under Different Fertilizer, Manure, and Rotation by Grant, R.F., Juma, N.G., Robertson, J.A., Izaurralde, R.C., McGill, W.B.

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Flexible conformation in organic matter coatings: an hypothesis about soil water repellency by Roy, J.L, McGill, W.B

“…Some soils develop severe water repellency several years or decades following oil contamination. We previously reported that soil water repellency is…”
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Sorption of phenol by selected biopolymers: isotherms, energetics, and polarity by Xing, Baoshan, McGill, William B, Dudas, Marvin J, Maham, Yadollah, Hepler, Loren

“…A study focused on the uptake of phenol by soil minerals and by organics that may occur naturally in the soil or be added to it. It was found that the organic…”
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Investigation into mechanisms leading to the development, spread and persistence of soil water repellency following contamination by crude oil by Roy, J.L, McGill, W.B

“…We investigated mechanisms by which soil water repellency may develop, spread and persist at old crude oil spill sites. We tested if its development may be due…”
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