Search Results - "Clayton, G W"

Seeding Rate, Nitrogen Rate, and Cultivar Effects on Malting Barley Production by O'Donovan, J.T, Turkington, T.K, Edney, M.J, Clayton, G.W, McKenzie, R.H, Juskiw, P.E, Lafond, G.P, Grant, C.A, Brandt, S, Harker, K.N, Johnson, E.N, May, W.E

“…The malting barley (Hordeum vulgare L.) industry is often challenged by the availability of sufficient volume and quality to meet demand. Our objective was to…”
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Soil microbial diversity and community structure under wheat as influenced by tillage and crop rotation by Lupwayi, N.Z., Rice, W.A., Clayton, G.W.

“…Soil microbial diversity is important to sustainable agriculture because microbes mediate many processes that support agricultural production. The BIOLOG™…”
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Canola Response to ESN and Urea in a Four-Year No-Till Cropping System by Blackshaw, R.E, Hao, X, Brandt, R.N, Clayton, G.W, Harker, K.N, O'Donovan, J.T, Johnson, E.N, Vera, C.L

“…Nitrogen fertilizer is a major input cost in canola (Brassica napus L.) production and farmers are interested in improving N use efficiencies. A multi-site…”
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Ground Beetle (Coleoptera: Carabidae) Diversity, Activity Density, and Community Structure in a Diversified Agroecosystem by Hummel, J. D, Dosdall, L. M, Clayton, G. W, Harker, K. N, O'Donovan, J. T

“…Diversity and abundance of ground beetles (Coleoptera: Carabidae) can be enhanced in vegetable and field intercropping systems, but the complexity of…”
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Soil microbial response to herbicides applied to glyphosate-resistant canola by Lupwayi, N.Z., Harker, K.N., Clayton, G.W., O’Donovan, J.T., Blackshaw, R.E.

“…Adoption of glyphosate-resistant canola ( Brassica napus L.) has increased glyphosate applications to this crop, and concerns have been raised about unintended…”
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Net Return Risk for Malting Barley Production in Western Canada as Influenced by Production Strategies by Smith, E.G, O'Donovan, J.T, Henderson, W.J, Turkington, T.K, McKenzie, R.H, Harker, K.N, Clayton, G.W, Juskiw, P.E, Lafond, G.P, Grant, C.A, Brandt, S, Edney, M.J, Johnson, E.N, May, W.E

“…The objective of this study was to evaluate the impact of agronomic practices on net return (NR) risk for malting barley (Hordeum vulgare L.) production. This…”
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Comparison of Certified and Farm-Saved Seed on Yield and Quality Characteristics of Canola by Clayton, G.W, Brandt, S, Johnson, E.N, O'Donovan, J.T, Harker, K.N, Blackshaw, R.E, Smith, E.G, Kutcher, H.R, Vera, C, Hartman, M

“…Relatively high seed prices and low canola (Brassica napus L.) grain prices created a controversy over using farm-saved seed from hybrids. Agronomic…”
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Soil nutrient stratification and uptake by wheat after seven years of conventional and zero tillage in the Northern Grain belt of Canada by Lupwayi, N.Z, Clayton, G.W, O'Donovan, J.T, Harker, K.N, Turkington, T.K, Soon, Y.K

“…The distribution of NaHCO 3 -extractable nitrate-N, ammonium-N, phosphorus (P) and potassium (K) with soil depth (0 to 20 cm in 5-cm increments) at Fort…”
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Effects of Canola-Wheat Intercrops on Delia spp. (Diptera: Anthomyiidae) Oviposition, Larval Feeding Damage, and Adult Abundance by Hummel, J. D, Dosdall, L. M, Clayton, G. W, Harker, K. N, O'Donovan, J. T

“…Reductions in oviposition and subsequent damage by root maggots (Diptera: Antho-myiidae, Delia spp.) to brassicaceous crops in the presence of nonhost plants…”
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Persistence of glyphosate-resistant canola in western Canadian cropping systems by Harker, K.N, Clayton, G.W, Blackshaw, R.E, O'Donovan, J.T, Johnson, E.N, Gan, Y, Holm, F.A, Sapsford, K.L, Irvine, R.B, Van Acker, R.C

“…Canola (Brassica napus L.) is the most important oilseed crop in western Canada. Its prevalence across the Canadian Prairies influences the occurrence and…”
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Decomposition of crop residues under conventional and zero tillage by Lupwayi, N.Z, Clayton, G.W, O'Donovan, J.T, Harker, K.N, Turkington, T.K, Rice, W.A

“…Field experiments were conducted to determine decomposition patterns of red clover (Trifolium pratense), field pea (Pisum sativum), canola (Brassica rapa) and…”
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Emergence and Seasonal Activity of the Entomophagous Rove Beetle Aleochara bilineata (Coleoptera: Staphylinidae) in Canola in Western Canada by Broatch, J. S, Dosdall, L. M, Yang, R-C, Harker, K. N, Clayton, G. W

“…Aleochara bilineata Gyllenhal (Coleoptera: Staphylinidae) is an important natural enemy of root maggots (Delia spp.) (Diptera: Anthomyiidae), which are serious…”
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Bacterial diversity in water-stable aggregates of soils under conventional and zero tillage management by Lupwayi, N.Z, Arshad, M.A, Rice, W.A, Clayton, G.W

“…Reduced tillage of agricultural soils has been shown to result in greater macroaggregation, microbial biomass and microbial diversity. While it has been shown…”
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Seeding rate, herbicide timing and competitive hybrids contribute to integrated weed management in canola (Brassica napus) by Harker, K.N, Clayton, G.W, Blackshaw, R.E, O'Donovan, J.T, Stevenson, F.C

“…Implementing a favourable agronomic practice often enhances canola production. Combining several optimal practices may further increase production, and, given…”
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Plant competition effects on the nitrogen economy of field pea and the subsequent crop by Soon,Y.K, Harker, K.N, Clayton, G.W

“…We evaluated weed competition effects on the N economy of field pea (Pisum sativum L.) and the subsequent crop to address the paucity of such information…”
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Effects of seeding date and canola species on seedling damage by flea beetles in three ecoregions by Cárcamo, H.A, Otani, J.K, Dosdall, L.M, Blackshaw, R.E, Clayton, G.W, Harker, K.N, O'Donovan, J.T, Entz, T

“…Flea beetles (Phyllotreta striolata (Fabricius), Phyllotreta cruciferae (Goeze) and Psylliodes punctulata Melsheimer) (Coleoptera: Chrysomelidae) are chronic…”
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Economic Value of Polymer Seed Coat for Fall‐Seeded Canola by Upadhyay, B. M., Smith, E. G., Clayton, G. W., Harker, K. N., O'Donovan, J. T., Blackshaw, R. E.

“…Applying a polymer seed coat (PSC) to canola (Brassica napus L. and B. rapa L.) seed could be economically beneficial for dormant fall seeding. Field trials at…”
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Lu oat by Mitchell Fetch, J.W, Kibite, S, Clayton, G.W, Turkington, T.K, Chong, J, Fetch, T, Haber, S, Menzies, J, Ames, M

“…Lu is an early-maturing, high-yielding oat with good lodging resistance. Lu has the best combination of high yield and early maturity of contemporary cultivars…”
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Soil microbiological properties during decomposition of crop residues under conventional and zero tillage by Lupwayi, N Z, Clayton, G W, O'Donovan, J T, Harker, K N, Turkington, T K, Rice, WA

“…Field experiments were conducted to correlate decomposition of red clover (Trifolium pratense) green manure (GM), field pea (Pisum sativum), canola (Brassica…”
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Soil microbial biomass, functional diversity and crop yields following application of cattle manure, hog manure and inorganic fertilizers by Lupwayi, N.Z, Lea, T, Beaudoin, J.L, Clayton, G.W

“…Soil biological properties can be significantly impacted by land management. Cattle manure, hog manure or inorganic fertilizers were applied annually or…”
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