Alberta and Saskatchewan joint Regional Meeting, 2003

Abstract

Identification of two races of Colletotrichum truncatum in Saskatchewan. K.L. Anderson, B.D. Gossen, and L. Buchwaldt. Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0X2, Canada.

Introgression of new genes for multiple disease resistance into Brassica napus for cultivar development. V.K. Bansal, G.R. Stringam, M.R. Thiagarajah, and J.P. Tewari. Department of Agricultural, Food and Nutritional Science, 410 H Agriculture/Forestry Centre, University of Alberta, Edmonton, AB T6G 2P5, Canada.

Impact of spray retention on biocontrol efficacy of Pyricularia setariae on green foxtail. K.N. Byer, G. Peng, T.M. Wolf, and B.C. Caldwell. Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0X2, Canada.

Eradication of Fusarium graminearum in infected wheat used in the feed pellet manufacturing process. J.T. Calpas, K. Kumar, R.M. Clear, and T.K. Turkington. Alberta Agriculture, Food and Rural Development (AAFRD), 204, 7000-113 Street, Edmonton, AB T6H 5T6, Canada; (K.K.) AAFRD, Field Crop Development Centre, 6000 C&E Trail, Lacombe, AB T4L 1W1, Canada; (R.M.C.) Grain Research Laboratory, Canadian Grain Commission, 1404-303 Main Street, Winnipeg, MB R3C 3G8, Canada; and (T.K.T.) Lacombe Research Centre, Agriculture and Agri-Food Canada, 6000 C&E Trail, Lacombe, AB T4L 1W1, Canada.

Investigation of anhydrous ammonia treatment as a control for Fusarium graminearum in wheat straw bales. J.T. Calpas, K. Kumar, J.P. Tewari, and A. Preachuk. Alberta Agriculture, Food and Rural Development (AAFRD), 204, 7000-113 Street, Edmonton, AB T6H 5T6, Canada; (K.K.) AAFRD, Field Crop Development Centre, 6000 C&E Trail, Lacombe, AB T4L 1W1, Canada; (J.P.T.) Department of Agricultural, Food and Nutritional Science, 410 H Agriculture/ Forestry Centre, University of Alberta, Edmonton, AB T6G 2P5, Canada; and (A.P.) 38106 Range Road 275, Red Deer County, AB T4S 2L9, Canada.

Submerged fermentation of Colletotrichum truncatum for biological control of scentless chamomile. F.L. Dokken, G. Peng, K.L. Bailey, and L.M. Nelson. Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0X2, Canada; and (L.M.N.) Department of Applied Microbiology and Food Science, University of Saskatchewan, 51 Campus Drive, Saskatoon, SK S7N 5A8, Canada.

Nonspecific esterase is essential for pathogenicity of Blumeria graminis f. sp. tritici on wheat. J. Feng, F. Wang, G.R. Hughes, and Y. Wei. Department of Plant Sciences, University of Saskatchewan, 51 Campus Drive, Saskatoon, SK S7N 5A8, Canada; and (F.W.,Y.W.) Department of Biology, 112 Science Place, University of Saskatchewan, Saskatoon, SK S7N 5E2, Canada.

Effect of dew temperature, postinoculation condition, and pathogen concentration on infection and disease caused by Colletotrichum truncatum on scentless chamomile. G.L. Graham, G. Peng, K.L. Bailey, and F.A. Holm. Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0X2, Canada; and (G.L.G.,F.A.H.) Department of Plant Sciences, University of Saskatchewan, 51 Campus Drive, Saskatoon, SK S7N 5A8, Canada.

Relationships between lodging, stem anatomy, stem lignification, and reaction to mycosphaerella blight in field pea. P. Hashemi, S. Banniza, A. Davis, T. Warkentin, and A. Vandenberg. Crop Development Centre, University of Saskatchewan, 51 Campus Drive, Saskatoon, SK S7N 5A8, Canada; and (A.D.) Department of Biology, 112 Science Place, University of Saskatchewan, Saskatoon, SK S7N 5E2, Canada.

Occurrence of black knot on Prunus spp. in Alberta in 2003. R.J. Howard, D.A. Burke, D.L. Slomp, C.A. Davidson, W.G.D. Fernando, and Z. Zhang. Alberta Agriculture, Food and Rural Development, Crop Diversification Centre South, S.S.4, Brooks, AB T1R 1E6, Canada; (C.A.D.) Cereal Research Centre, Agriculture and Agri-Food Canada, Morden Research Station, Unit 100–101, Route 100, Morden, MB R6M 1Y5, Canada; and (W.G.D.,Z.Z.) Department of Plant Science, 222 Agriculture Building, University of Manitoba, Winnipeg, MB R3T 2N2, Canada.

Control of white mold of bean by Coniothyrium minitans: Comparison of soil and foliar treatments. H.C. Huang and R.S. Erickson. Lethbridge Research Centre, Agriculture and Agri-Food Canada, P.O. Box 3000, Lethbridge, AB T1J 4B1, Canada.

Effects of seeding conditions and seed quality on rhizoctonia seedling blight and seed yield of lentil. S.F. Hwang, K.F. Chang, B.D. Gossen, G.D. Turnbull, and R.J. Howard. Alberta Research Council, Vegreville, AB T9C 1T4 Canada; (K.F.C.) Alberta Agriculture, Food and Rural Development (AAFRD), Field Crop Development Centre, Lacombe, AB T4L 1W1, Canada; (B.D.G.) Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0X2, Canada; and (R.J.H.) AAFRD, Crop Diversification Centre South, S.S.4, Brooks, AB T1R 1E6, Canada.

Comparative evaluation of Fusarium graminearum detection methods. K.D. Kenward, K.S. Zaychuk, T.A. McLafferty, R. Stevens, and R. Lange. Alberta Research Council, P.O. Box 4000, Vegreville, AB T9C 1T4, Canada; and (K.S.Z.,R.S.) 20/20 Seed Labs Inc., 201–509 11 Avenue, Nisku, AB T9E 7N5, Canada.

Etiology, epidemiology, and genetic resistance to fusarium wilt of canola. R.M. Lange, D.A. Benard, B.D. Gossen, A.C. Diener, J. Bernier, and W. Dmytriw. Alberta Research Council, P.O. Box 4000, Vegreville, AB T9C 1T4, Canada; (B.D.G.) Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0C2, Canada; and (A.C.D.) Department of Molecular Biology, Massachusetts General Hospital, Boston, MA 02114, USA.

A novel technique for assessing resistance to lesion expansion caused by Sclerotinia sclerotiorum in canola and sunflower. C. Lefol, B.D. Gossen, and G. Séguin-Swartz. Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0X2, Canada.

Efficacy of new Vitaflo®-280 (carbathiin and thiram) to control seedling blight of wheat, barley, oat, pea, lentil, and dry bean. A. Matus, J. Sadleir, L. Cronkwright, and R. McLeod. Gustafson Partnership, 10-2712 37 Avenue N.E., Calgary, AB T1Y 5L3, Canada.

Interactions of Pyricularia setariae with herbicides for control of green foxtail. G. Peng and K.N. Byer. Saskatoon Research Centre, Agriculture and Agri-Food Canada, 107 Science Place, Saskatoon, SK S7N 0X2, Canada.

Prosper™ (carbathiin, thiram, metalaxyl, and clothianidin) seed treatment efficacy on diseases of canola. J. Sadleir, L. Cronkwright, A. Matus, and R. McLeod. Gustafson Partnership, 10-2712 37 Avenue, N.E., Calgary, AB T1Y 5L3, Canada.

Race structure of Pyrenophora tritici-repentis in Saskatchewan. P.K. Singh, J. Feng, and G.R. Hughes. Department of Plant Sciences, University of Saskatchewan, 51 Campus Drive, Saskatoon, SK S7N 5A8, Canada.

Epidemics of mycosphaeralla blight on susceptible and partially resistant pea cultivars and lines. H. Su, S.F. Hwang, K.F. Chang, G.D. Turnbull, R.T. Bowness, and R.L. Conner. Alberta Research Council, Vegreville, AB T9C 1T4, Canada; (K.F.C.,R.T.B.) Alberta Agriculture, Food and Rural Development, Field crop Development Centre, Lacombe, AB T4L 1W1, Canada; and (R.L.C.) Morden Research Station, Agriculture and Agri-Food Canada, Morden, MB R6M 1Y5, Canada.

First report of clubroot of canola caused by Plasmodiophora brassicae in the Canadian prairies. J.P. Tewari, D. Orchard, M. Hartman, R. Lange, T.K. Turkington, and S. Strelkov. Department of Agricultural, Food and Nutritional Science, 410 H Agriculture/Forestry Centre, University of Alberta, Edmonton, AB T6G 2P5, Canada; (D.O.) Sturgeon Valley Fertilizer Ltd., P.O. Box 292, Station Main, St. Albert, AB T8N 1N3, Canada; (M.H.) Alberta Agriculture, Food and Rural Development, 5030–50 Street, Lacombe, AB T4L 1W8, Canada; (R.L.) Alberta Research Council, P.O. Box 4000, Vegreville, AB T9C 1T4, Canada; and (T.K.T.) Lacombe Research Centre, Agriculture and Agri- Food Canada, 6000 C&E Trail, Lacombe, AB T4L 1W1, Canada.

Agronomic factors and sclerotinia stem rot of canola. T.K. Turkington, G.W. Clayton, K.N. Harker, H.R. Kutcher, and R.A.A. Morrall. Lacombe Research Centre, Agriculture and Agri-Food Canada, 6000 C&E Trail, Lacombe, AB T4L 1W1, Canada; (H.R.K.) Agriculture and Agri-Food Canada, Melfort Research Farm, P.O. Box 1240, Melfort, SK S0E 1A0, Canada; and (R.A.A.M.) Department of Biology, 112 Science Place, University of Saskatchewan, Saskatoon, SK S7N 5E2, Canada.

Moisture retention of cereal spikes and fusarium head blight risk. T.K. Turkington and K. Xi. Lacombe Research Centre, Agriculture and Agri-Food Canada, 6000 C&E Trail, Lacombe, AB T4L 1W1, Canada; and (K.X.) Alberta Agriculture, Food and Rural Development, Field Crop Development Centre, 6000 C&E Trail, Lacombe, AB T4L 1W1, Canada.

Pathogenic variability of Asocochyta rabiei populations on chickpea in Saskatchewan. S. Vail, G. Chongo, and S. Banniza. Crop Development Centre, University of Saskatchewan, 51 Campus Drive, Saskatoon, SK S7N 5A8, Canada; (G.C.) present address: Bayer Crop Science, 410 Downey Road, Saskatoon, SK S7N 4N1, Canada.

Seed-applied fungicide treatments for controlling fusarium seed piece decay of potato in Alberta. H. Wang, S.F. Hwang, K.F. Chang, G.D. Turnbull, and R.J. Howard. Alberta Research Council, Vegreville, AB T9C 1T4, Canada; (K.F.C.) Alberta Agriculture, Food and Rural Development (AAFRD), Field Crop Development Centre, Lacombe, AB T4L 1W1, Canada; and (R.J.H.) AAFRD, Field Crop Development Centre, Crop Diversification Centre South, S.S.4, Brooks, AB T1R 1E6, Canada.