Search Results - "Irvine, R. B"

Preceding crop and phosphorus fertilization affect cadmium and zinc concentration of flaxseed under conventional and reduced tillage by Grant, Cynthia A, Monreal, Marcia A, Irvine, R. B, Mohr, Ramona M, McLaren, Debra L, Khakbazan, Mohammad

“…Field studies were conducted over 4 years at two locations in Manitoba, Canada to evaluate effects of preceding crop, tillage and phosphorus (P) fertilization…”
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Effects of alternative management practices on the economics, energy and GHG emissions of a wheat–pea cropping system in the Canadian prairies by Khakbazan, M., Mohr, R.M., Derksen, D.A., Monreal, M.A., Grant, C.A., Zentner, R.P., Moulin, A.P., McLaren, D.L., Irvine, R.B., Nagy, C.N.

“…In recent years alternative farming practices have received considerable attention from Canadian producers as a means to improve their net return from grain…”
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Nitrogen Fertilizer and Urease Inhibitor Effects on Canola Emergence and Yield in a One-Pass Seeding and Fertilizing System by Grant, C.A, Derksen, D.A, McLaren, D, Irvine, R.B

“…Field studies were conducted over 3 yr at two locations on the eastern Canadian prairies to evaluate the impact of urea and urea ammonium nitrate (UAN) placed…”
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Estimating canola ( Brassica napus L.) yield potential using an active optical sensor by Holzapfel, C B, Lafond, G P, Brandt, S A, Bullock, P R, Irvine, R B, Morrison, M J, May, W E, James, D C

“…Active optical sensors have potential as tools to increase N fertilizer use efficiency in crop production; however, empirical data are required to utilize the…”
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Fungicide and Cultivar Management of Leaf Spot Diseases of Winter Wheat in Western Canada by Kutcher, H R, Turkington, T K, McLaren, D L, Irvine, R B, Brar, G S

“…A complex of leaf-spotting diseases-tan spot, the Septoria complex, spot blotch, and powdery mildew-are frequently observed on winter wheat in western Canada;…”
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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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Enhanced nitrogen management strategies for winter wheat production in the Canadian prairies by Beres, B.L, Graf, R.J, Irvine, R.B, O’Donovan, J.T, Harker, K.N, Johnson, E.N, Brandt, S, Hao, X, Thomas, B.W, Turkington, T.K, Stevenson, F.C

“…To address knowledge gaps around enhanced efficiency urea fertilizer efficacy for nitrogen (N) management, a study was designed to improve integrated nutrient…”
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Regions of the genome that affect grain and malt quality in a North American two-row barley cross by Mather, D.E. (McGill University, Ste-Anne-de-Bellevue, QC.), Tinker, N.A, LaBerge, D.E, Edney, M, Jones, B.L, Rossnagel, B.G, Legge, W.G, Briggs, K.G, Irvine, R.B, Falk, D.E

“…Malting is an important end use of barley (Hordeum vulgare L.). The suitability of barley for malting depends on numerous quality characteristics, all of which…”
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Nitrogen source and placement effects on stand density, pasmo severity, seed yield, and quality of no-till flax by Grant, C.A, McLaren, D, Irvine, R.B, Duguid, S.D

“…Field studies were conducted at two locations in western Manitoba over three years to evaluate the impact of rate, source, and placement of nitrogen (N)…”
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Soil microbial biomass, functional diversity and enzyme activity in glyphosate-resistant wheat–canola rotations under low-disturbance direct seeding and conventional tillage by Lupwayi, N.Z., Hanson, K.G., Harker, K.N., Clayton, G.W., Blackshaw, R.E., O’Donovan, J.T., Johnson, E.N., Gan, Y., Irvine, R.B., Monreal, M.A.

“…As glyphosate-resistant (GR) crops are becoming common in agro-ecosystems, their effects on non-target soil organisms need to be monitored. We evaluated soil…”
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Pasmo disease and lodging in flax as affected by pyraclostrobin fungicide, N fertility and year by Vera, C. L., Irvine, R. B., Duguid, S. D., Rashid, K. Y., Clarke, F. R., Slaski, J. J.

“…Vera, C. L., Irvine, R. B., Duguid, S. D., Rashid, K. Y., Clarke, F. R. and Slaski, J. J. 2014. Pasmo disease and lodging in flax as affected by pyraclostrobin…”
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Are fungicide applications to control crown rust of oat beneficial? by May, W. E, Ames, N, Irvine, R. B, Kutcher, H. R, Lafond, G. P, Shirtliffe, S. J

“…May, W. E., Ames, N., Irvine, R. B., Kutcher, H. R., Lafond, G. P. and Shirtliffe, S. J. 2014. Are fungicide applications to control crown rust of oat…”
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Stubble options for winter wheat in the Black soil zone of western Canada by Irvine, R. B., Lafond, G. P., May, W., Kutcher, H. R., Clayton, G. W., Harker, K. N., Turkington, T. K., Beres, B. L.

“…Irvine, B. R., Lafond, G. P., May, W., Kutcher, H. R., Clayton, G. W., Harker, K. N., Turkington, T. K. and Beres, B. L. 2013. Stubble options for winter wheat…”
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Canola cultivar mixtures and rotations do not mitigate the negative impacts of continuous canola by Harker, K. N, O'Donovan, J. T, Turkington, T. K, Blackshaw, R. E, Lupwayi, N. Z, Smith, E. G, Dosdall, L. M, Hall, L. M, Kutcher, H. R, Willenborg, C. J, Peng, G, Irvine, R. B, Mohr, R

“…Harker, K. N., O'Donovan, J. T., Turkington, T. K., Blackshaw, R. E., Lupwayi, N. Z., Smith, E. G., Dosdall, L. M., Hall, L. M., Kutcher, H. R., Willenborg, C…”
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Influence of production systems on return and risk from malting barley production in western Canada by Smith, E.G, Turkington, T.K, O'Donovan, J.T, Edney, M.J, Juskiw, P.E, McKenzie, R.H, Harker, K.N, Clayton, G.W, Xi, K, May, W.E, Irvine, R.B, Brandt, S, Johnson, E.N, Perkovic, S

“…Profitable malting barley (Hordeum vulgare L.) production systems are required to reverse the decline in area seeded to malting barley in western Canada…”
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The impact of fungicide and herbicide timing on foliar disease severity, and barley productivity and quality by Turkington, T. K, Ó'Donovan, J. T, Harker, K. N, Xi, K, Blackshaw, R. E, Johnson, E. N, Peng, G, Kutcher, H. R, May, W. E, Lafond, G. P, Mohr, R. M, Irvine, R. B, Stevenson, C

“…Turkington, T. K., O'Donovan, J. T., Harker, K. N., Xi, K., Blackshaw, R. E., Johnson, E. N., Peng, G., Kutcher, H. R., May, W. E., Lafond, G. P., Mohr, R. M.,…”
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Crop management effect on arbuscular mycorrhizae and root growth of flax by Monreal, M. A., Grant, C. A., Irvine, R. B., Mohr, R. M., McLaren, D. L., Khakbazan, M.

“…Monreal, M. A., Grant, C. A., Irvine, R. B., Mohr, R. M., McLaren, D. L. and Khakbazan, M. 2011. Crop management effect on arbuscular mycorrhizae and root…”
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Crop response to current and previous season applications of phosphorus as affected by crop sequence and tillage by Grant, C.A, Monreal, M.A, Irvine, R.B, Mohr, R.M, McLaren, D.L, Khakbazan, M

“…Field studies were conducted over a 4-yr period at two locations in western Manitoba, Canada, to evaluate the effect of phosphorus (P) fertilizer management on…”
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Impact of production practices on fiber yield of oilseed flax under Canadian prairie conditions by Irvine, R.B, McConnell, J, Lafond, G.P, May, W.E, Hultgreen, G, Ulrich, A, Stonehouse, K, Chalmers, S, Stevenson, F.C

“…Flax (Linum usitatissimum L.) cultivars commonly grown in western Canada have been developed primarily for seed production. These cultivars tend to be shorter,…”
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Alternative nitrogen management options for winter wheat on the eastern prairies of western Canada by Irvine, R.B, Lafond, G.P, May, W.E, Kutcher, H.R, Holzapfel, C.B

“…Since fertilizer-grade ammonium nitrate is no longer available for general use in Canada, there is much discussion about the best management practices to…”
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