scholarly journals AAC Network hard red winter wheat

2020 ◽  
Vol 100 (6) ◽  
pp. 737-746
Author(s):  
R.J. Graf ◽  
R.J. Larsen ◽  
B.L. Beres ◽  
R. Aboukhaddour ◽  
A. Laroche ◽  
...  

AAC Network is a semi-dwarf hard red winter wheat (Triticum aestivum L.) cultivar that is well adapted across western Canada and eligible for grades of Canada Western Red Winter (CWRW) wheat. It was developed using wheat × maize pollen doubled haploid methodology. AAC Network was evaluated in the Western Canadian Winter Wheat Cooperative registration trials relative to CDC Buteo, Emerson, Moats, and AAC Elevate for 4 yr (2016–2019). Based on 44 replicated trials, AAC Network produced grain yield similar to AAC Elevate, the highest yielding check, with a protein concentration 0.9 units higher. AAC Network had fair to good winter survival, relatively late maturity, short straw with excellent lodging resistance, and high test weight. AAC Network expressed resistance to stem and stripe rust, moderate resistance to leaf rust and common bunt, and intermediate resistance to Fusarium head blight. In addition to increased grain protein concentration, AAC Network showed improvements in gluten strength and flour water absorption, and it maintained the excellent milling yield and low flour ash attributes of the CWRW wheat class.

2015 ◽  
Vol 95 (5) ◽  
pp. 1021-1027 ◽  
Author(s):  
R. J. Graf ◽  
B. L. Beres ◽  
H. S. Randhawa ◽  
D. A. Gaudet ◽  
A. Laroche ◽  
...  

Graf, R. J., Beres, B. L., Randhawa, H. S., Gaudet, D. A., Laroche, A. and Eudes, F. 2015. AAC Elevate hard red winter wheat. Can. J. Plant Sci. 95: 1021–1027. AAC Elevate is a hard red winter wheat (Triticum aestivum L.) cultivar that is well adapted across western Canada and eligible for all grades of the Canada Western Red Winter (CWRW) wheat class. It was developed using wheat×maize-pollen doubled haploid methodology. AAC Elevate was evaluated in the Western Winter Wheat Cooperative Registration trials relative to CDC Osprey, AC Bellatrix, Radiant and CDC Buteo for 3 yr (2011–2013), with Flourish and Moats added as checks in the latter 2 yr. Based on these 35 replicated trials, AAC Elevate produced higher grain yield than all of the checks (103.3–114.4%) and exhibited good winter survival, medium height with excellent straw strength, large kernels, acceptable end-use quality, and broad disease resistance. AAC Elevate expressed moderate resistance to stem rust and common bunt, intermediate resistance to leaf rust, stripe rust and Fusarium head blight, and resistance to colonization by the wheat curl mite vector for wheat streak mosaic virus.


Author(s):  
Robert J. Graf ◽  
Brian L Beres ◽  
André Laroche ◽  
Reem Aboukhaddour ◽  
Jamie Larsen ◽  
...  

AAC Vortex is a hard red winter wheat (Triticum aestivum L.) cultivar well-adapted to all areas of western Canada and classified for grades of Canada Western Red Winter (CWRW) wheat. It was developed using doubled-haploid methodology. AAC Vortex was evaluated for registration relative to CDC Buteo, Emerson, Moats, and AAC Elevate across Alberta, Saskatchewan and Manitoba. Based on 44 replicated trials over 4 years (2016/17-2019/20), AAC Vortex had significantly higher grain yield than CDC Buteo and Emerson, and higher grain protein concentration than all of the checks except Emerson. AAC Vortex expressed winter survival and lodging resistance equal to the best checks, medium maturity and height, and acceptable test weight. AAC Vortex was resistant to stem, leaf and stripe rust, moderately resistant to Fusarium head blight, and susceptible to common bunt. AAC Vortex produced flour of higher protein concentration than all of the checks except Emerson, had higher clean wheat flour yield and loaf volume than all of the checks, and was similar in gluten strength to Emerson.


2012 ◽  
Vol 92 (1) ◽  
pp. 163-168 ◽  
Author(s):  
J. B. Thomas ◽  
D. A. Gaudet ◽  
R. J. Graf

Thomas, J. B., Gaudet, D. A. and Graf, R. J. 2012. AC Bellatrix hard red winter wheat. Can. J. Plant Sci. 92: 163–168.AC Bellatrix is a winter-hardy, reduced-height cultivar of hard red winter wheat (Triticum aestivum L.) developed by Agriculture and Agri-Food Canada at the Lethbridge Research Centre. Based on evaluation in the Western Winter Wheat Cooperative Registration trials from 1995 to 1997, the average grain yield of AC Bellatrix was higher than Norstar and AC Readymade and similar to CDC Clair and CDC Osprey. AC Bellatrix was shorter than the standard height cultivar Norstar and had moderate lodging resistance, equivalent to CDC Osprey but with stiffer straw than Norstar and CDC Clair. AC Bellatrix exhibited moderate resistance to common bunt but was susceptible to leaf diseases including stem, leaf and stripe rust. Since its registration, AC Bellatrix is eligible for the enhanced-quality grades of the Canada Western Red Winter wheat market class.


2012 ◽  
Vol 92 (1) ◽  
pp. 183-189 ◽  
Author(s):  
R. J. Graf ◽  
J. B. Thomas ◽  
B. L. Beres ◽  
D. A. Gaudet ◽  
A. Laroche ◽  
...  

Graf, R. J., Thomas, J. B., Beres, B. L., Gaudet, D. A., Laroche, A. and Eudes, F. 2012. Flourish hard red winter wheat. Can. J. Plant Sci. 92: 183–189. Flourish is a hard red winter wheat (Triticum aestivum L.) eligible for all grades of the Canada Western Red Winter wheat class. Compared with the check cultivars in the Western Winter Wheat Cooperative registration trials (CDC Osprey, AC Bellatrix, Radiant, CDC Buteo), Flourish produced similar grain yield with earlier maturity, shorter straw, improved lodging resistance and higher grain protein content. Flourish displayed winter survival similar to the checks. In the eastern prairie rust hazard region of Manitoba and eastern Saskatchewan, Flourish yielded about 5% more grain than CDC Buteo and CDC Falcon, cultivars that are well-adapted and widely grown in the region. Flourish exhibited intermediate resistance to stem and leaf rust combined with moderate resistance to stripe rust and common bunt, a unique combination of disease resistance traits for a western Canadian winter wheat cultivar.


2013 ◽  
Vol 93 (3) ◽  
pp. 541-548 ◽  
Author(s):  
R. J. Graf ◽  
B. L. Beres ◽  
H. S. Randhawa ◽  
D. A. Gaudet ◽  
A. Badea ◽  
...  

Graf, R. J., Beres, B. L., Randhawa, H. S., Gaudet, D. A., Badea, A., Laroche, A., Eudes, F. and Pandeya, R. S. 2013. AAC Gateway hard red winter wheat. Can. J. Plant Sci. 93: 541–548. AACGateway is a hard red winter wheat (Triticum aestivum L.) cultivar eligible for grades of Canada Western Red Winter (CWRW) wheat. Evaluated relative toCDCOsprey,ACBellatrix, Radiant, and CDC Buteo in the Western Winter Wheat Cooperative Registration trials from 2009 to 2011, AAC Gateway exhibited high grain yield, good winter survival, short straw of excellent strength, high grain protein concentration, and resistant to intermediate responses to stem rust, leaf rust, stripe rust and fusarium head blight. This combination of desirable traits makes AAC Gateway well-suited for production across western Canada. End-use suitability analysis indicated improvements in protein concentration, amylograph viscosity, dough rheology, loaf volume, and lower protein loss on milling.


2012 ◽  
Vol 92 (2) ◽  
pp. 355-361 ◽  
Author(s):  
J. B. Thomas ◽  
R. J. Graf

Thomas, J. B. and Graf, R. J. 2012. AC Readymade and AC Tempest, selections from Redwin hard red winter wheat. Can. J. Plant Sci. 92: 355–361. AC Readymade and AC Tempest are hard red winter wheat (Triticum aestivum L.) cultivars selected from the Montana cultivar ‘Redwin’ to conform to the kernel visual distinguishability requirements of the Canada Western Red Winter (CWRW) wheat class. AC Readymade and AC Tempest were registered in 1991 and 1999, respectively, following 3 yr of testing in the Western Winter Wheat Cooperative registration trials relative to various checks including Winalta, Norstar, CDC Clair and CDC Osprey. The survival characteristics of these cultivars demonstrated that they were well-suited to the relatively mild winter climate of southern Alberta. In this region of the prairies, AC Tempest had 4% higher grain yield than AC Readymade and was not significantly different from the other checks except Winalta, which was lower yielding. Both cultivars displayed relatively late maturity, moderate height, exceptional straw strength, high test weight, large kernels, high grain protein content and moderate resistance to common bunt. AC Tempest had significantly higher flour yield than AC Readymade.


2015 ◽  
Vol 95 (6) ◽  
pp. 1271-1276 ◽  
Author(s):  
D. F. Salmon ◽  
J. H. Helm ◽  
R. J. Graf ◽  
S. Albers ◽  
M. Aljarrah ◽  
...  

Salmon, D. F., Helm, J. H., Graf, R. J., Albers, S., Aljarrah, M., Xi, K., Oro, M., Lohr, S. and Bergen, C. 2015. Pintail general purpose winter wheat. Can. J. Plant Sci. 95: 1271–1276. Pintail is an awnless hard red winter wheat (Triticum aestivum L.) cultivar that was registered in 2012 and is eligible for grades of Canada Western General Purpose (CWGP) wheat. It was developed using wheat × maize-pollen doubled haploid techniques. Evaluated across western Canada from 2008 to 2010 relative to CDC Harrier, CDC Falcon and CDC Ptarmigan, Pintail expressed grain yield ranging from 98.6 to 105.8% of these CWGP wheat checks. Its area of greatest adaptation was in the parkland and semi-arid prairie regions of Alberta and western Saskatchewan, where cold tolerance is a primary concern. Pintail exhibited excellent winter survival, intermediate maturity, medium height and strong straw. Test weight was within the range of the checks, and kernel weight was lower than all of the checks. Pintail displayed moderate resistance to stripe rust, moderate susceptibility to stem and leaf rust, and susceptibility to common bunt and Fusarium head blight. The high yield and awnless spike of Pintail should make it particularly attractive in various livestock feed and forage applications.


2012 ◽  
Vol 92 (1) ◽  
pp. 177-181 ◽  
Author(s):  
R.J. Graf ◽  
J.B. Thomas ◽  
D.A Gaudet ◽  
A. Laroche ◽  
B.L. Beres

Graf, R. J., Thomas, J. B., Gaudet, D. A., Laroche, A. and Beres, B. L. 2012. Broadview hard red winter wheat. Can. J. Plant Sci. 92: 177–181. Broadview is a hard red winter wheat (Triticum aestivum L.) cultivar that is well adapted to the Canadian prairies. Compared with the check cultivars (CDC Falcon, CDC Harrier) in the Western Winter Wheat Cooperative registration trials, Broadview produced grain yield similar to CDC Falcon, the highest yielding check. In the eastern prairie rust area, it yielded 2% and 7% more grain than CDC Falcon and CDC Harrier, respectively. Broadview had good winter survival, early maturity, short straw, good lodging resistance and high test weight. It exhibited very good resistance to stem and leaf rust, and is believed to be the first winter wheat cultivar in North America to deploy the Lr21 leaf rust resistance gene. Broadview is eligible for all grades of the Canada Western General Purpose wheat class.


2001 ◽  
Vol 81 (1) ◽  
pp. 109-111
Author(s):  
H. G. Nass ◽  
G. N. Atlin ◽  
D. F. Walker

AC Sampson, a hard red winter wheat (Triticum aestivum L. em. Thell.) is adapted to eastern Canada, particularly the Atlantic Region. It expresses high grain yield, milling quality, lodging resistance, and good winter survival. It has moderate resistance to powdery mildew, leaf and glume blotch, and fusarium head blight. Key words: Triticum aestivum, wheat (winter), winter survival, cultivar description


Author(s):  
Andrew James Burt ◽  
D.G. Humphreys ◽  
J. Mitchell Fetch ◽  
Denis Green ◽  
Thomas Fetch ◽  
...  

AAC Redstar is an early maturing, high yielding hard red spring wheat (Triticum aestivum L.) cultivar that is well adapted to the northern Canadian Prairies and eligible for grades of Canada Western Red Spring (CWRS) wheat. Over three years (2016-2018) of testing in the Parkland Wheat Cooperative registration trials, AAC Redstar was 11% higher yielding than AC Splendor, 6% higher than Parata, and 4% higher than Glenn and Carberry. AAC Redstar matured 3 days earlier than Glenn, 2 days earlier than Carberry and had similar maturity to Parata. AAC Redstar was shorter than all checks except Carberry and had better lodging resistance compared to all the check cultivars in the registration trial. The test weight and thousand kernel weight of AAC Redstar were similar to Carberry. The grain protein concentration of AAC Redstar was 0.2% lower than Carberry. AAC Redstar was rated moderately resistant to Fusarium head blight, leaf rust, stripe rust and common bunt. AAC Redstar had resistant reactions to loose smut, and stem rust. AAC Redstar was registered under the CWRS market class.


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