Search Results - "Campbell, A C"

Crop residue removal and fertilizer N: Effects on soil organic carbon in a long-term crop rotation experiment on a Udic Boroll by Lemke, R.L., VandenBygaart, A.J., Campbell, C.A., Lafond, G.P., Grant, B.

“…Biofuels can be produced by converting cellulose in crop residues to ethanol. This has recently been viewed as a potential supplement to non-renewable energy…”
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Can Pulse Crops Play a Role in Mitigating Greenhouse Gases from North American Agriculture by Lemke, R.L, Zhong, Z, Campbell, C.A, Zentner, R

“…The atmospheric buildup of greenhouse gases (GHGs) is a serious environmental issue. Globally, agricultural activities are an important source of anthropogenic…”
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Carbon input to soil from oilseed and pulse crops on the Canadian prairies by Gan, Y.T., Campbell, C.A., Janzen, H.H., Lemke, R.L., Basnyat, P., McDonald, C.L.

“…The dynamics of carbon (C) in soil is fundamentally affected by crop mix in diverse cropping systems, yet, little is known about C inputs from oilseed and…”
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Designing environmental research for impact by Campbell, C.A., Lefroy, E.C., Caddy-Retalic, S., Bax, N., Doherty, P.J., Douglas, M.M., Johnson, D., Possingham, H.P., Specht, A., Tarte, D., West, J.

“…Transdisciplinary research, involving close collaboration between researchers and the users of research, has been a feature of environmental problem solving…”
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Risk of water contamination by nitrogen in Canada as estimated by the IROWC-N model by De Jong, R., Drury, C.F., Yang, J.Y., Campbell, C.A.

“…With increasing amounts of nitrogen (N) being added to farmland in the form of fertilizer and manure to optimize crop yields, and more broadly, to meet the…”
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Tillage Effects on Carbon Fluxes in Continuous Wheat and Fallow–Wheat Rotations by Curtin, D., Wang, H., Selles, F., McConkey, B. G., Campbell, C. A.

“…The traditional cropping system in semiarid regions of the Canadian prairies involves frequent summer fallowing with several tillage operations to control…”
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Fractalkine Cleavage from Neuronal Membranes Represents an Acute Event in the Inflammatory Response to Excitotoxic Brain Damage by Chapman, Gayle A, Moores, Kitty, Harrison, David, Campbell, Colin A, Stewart, Brian R, Strijbos, Paul J. L. M

“…Fractalkine is a recently identified chemokine that exhibits cell adhesion and chemoattractive properties. It represents a unique member of the chemokine…”
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Quantifying Straw Removal through Baling and Measuring the Long-Term Impact on Soil Quality and Wheat Production by Lafond, G.P, Stumborg, M, Lemke, R, May, W.E, Holzapfel, C.B, Campbell, C.A

“…Crop residues are considered the feedstock of choice for the production of ethanol, but removing crop residues may negatively impact soil productivity. The…”
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Root mass for oilseed and pulse crops: Growth and distribution in the soil profile by Gan, Y.T, Campbell, C.A, Janzen, H.H, Lemke, R, Liu, L.P, Basnyat, P, McDonald, C.L

“…Crop roots transport water and nutrients to the plants, produce nutrients when they decompose in soil, and provide organic C to facilitate the process of C…”
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Soil microbial populations and activities as influenced by legume green fallow in a semiarid climate by Biederbeck, V.O., Zentner, R.P., Campbell, C.A.

“…Tilled fallow–wheat ( Triticum aestivum L.) (F–W) is the most commonly used cropping system in the semiarid Canadian prairie. However, because frequent…”
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Specialist or refugee: Microhabitat use and competition between two sympatric woodland salamanders by Waldron, B. P., Campbell, C. A., Kuchta, S. R.

“…Co‐occurrence between species may be mediated by ecological differences or competitive interactions, but the nature of these interactions can vary across…”
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Water use and distribution profile under pulse and oilseed crops in semiarid northern high latitude areas by Gan, Y., Campbell, C.A., Liu, L., Basnyat, P., McDonald, C.L.

“…Oilseed and pulse crops have been increasingly used to replace conventional summer fallow and diversify cropping systems in northern high latitude areas. The…”
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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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Effects of acidity on mineralization: pH-dependence of organic matter mineralization in weakly acidic soils by Curtin, Denis, Campbell, C.A., Jalil, Abdul

“…The literature is ambiguous regarding the influence of acidity on mineralization of soil organic matter. Although mineralization is often regarded as being…”
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Attitudes of farm consultants in the South Island of New Zealand towards the role of veterinarians in farm businesses by Bates, AJ, Wapenaar, W, Campbell, AC, Eggleton, RG

“…AIMS: To assess the attitude of dairy farm consultants to the role of veterinarians on dairy farms and whether they viewed veterinary advice as impartial, free…”
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Harmonization of critical result management in laboratory medicine by Campbell, C.A., Horvath, A.R.

“…Unsafe medical care is a major source of disabling injuries and death throughout the world. The failure to notify, follow up, and action critical results,…”
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Process optimization via neural network metamodeling by Chambers, M., Mount-Campbell, C.A.

“…Queuing systems are often used to model manufacturing or communication systems. Simulation models have been the most accurate models of such systems, but when…”
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Effects of input management and crop diversity on non-renewable energy use efficiency of cropping systems in the Canadian Prairie by Zentner, R.P., Basnyat, P., Brandt, S.A., Thomas, A.G., Ulrich, D., Campbell, C.A., Nagy, C.N., Frick, B., Lemke, R., Malhi, S.S., Fernandez, M.R.

“…▶ Organic practices use 50% less non-renewable energy. ▶ Conventional high-input cropping systems maximize calorimetric energy output. ▶ Energy use efficiency…”
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Grazing preferences of diadematid echinoids in Fiji by Coppard, S.E., Campbell, A.C.

“…Grazing preferences of two species of Diadema and two species of Echinothrix, including two colour morphs of Echinothrix calamaris, were investigated by gut…”
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Light‐Fraction Organic Matter in Soils from Long‐Term Crop Rotations by Janzen, H. H., Campbell, C. A., Brandt, S. A., Lafond, G. P., Townley‐Smith, L.

“…Light‐fraction (LF) material, comprised largely of incompletely decomposed organic residues, may provide a sensitive indicator of the effects of cropping…”
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