AAC Hodge Canada Western Red Spring wheat

Author(s):  
Santosh Kumar ◽  
S.L. Fox ◽  
Kirby T. Nilsen ◽  
Denis Green ◽  
Thomas Fetch ◽  
...  

AAC Hodge (BW1069) is a hollow-stemmed, awned and high yielding Canada Western Red Spring (CWRS) wheat cultivar suited to the growing conditions in Western Canada. AAC Hodge was 6% higher yielding than AAC Viewfield, the highest yielding check in the Central Bread Wheat Cooperative (CBWC) registration trials (2017-2019). Within the same test, AAC Hodge was 16% higher yielding than Carberry. AAC Hodge matured 1 d earlier than Carberry and 2 d later than Unity; Unity is the earliest maturing check in the eastern prairie growing conditions. AAC Hodge was 7 cm shorter with better lodging resistance than Unity. The lodging score for AAC Hodge was lower than the mean of the checks. The test weight of AAC Hodge was similar to the mean of the checks. Over the 3 yr of testing (2017-2019), the 1000-kernel weight of AAC Hodge was equal to, or higher than all the checks. The grain protein content of AAC Hodge was equal to that of AAC Viewfield. AAC Hodge was rated moderately resistant to Fusarium head blight (FHB; Fusarium graminearum Schwabe) and resistant to leaf rust (Puccinia triticina Erikss.), stripe rust (Puccinia striiformis Westend), stem rust (Puccinia graminis Pers. f. sp. tritici Eriks. & E. Henn), and common bunt [Tilletia caries (DC) Tul. & C. Tul.]. AAC Hodge ranged from resistant to moderately susceptible for its reaction to the Ug99 family of stem rusts. AAC Hodge was resistant to orange wheat blossom midge (OBWM) (Sitodiplosis mosellana Géhin). AAC Hodge was registered under the CWRS class.

2019 ◽  
Vol 99 (6) ◽  
pp. 997-1005
Author(s):  
S. Kumar ◽  
S.L. Fox ◽  
J. Mitchell Fetch ◽  
D. Green ◽  
T. Fetch ◽  
...  

AAC LeRoy (BW1049) is a hollow stemmed, awned, high-yielding Canada Western Red Spring (CWRS) wheat suited to the growing conditions in western Canada. AAC LeRoy was 10% higher yielding than Unity, the highest yielding check in the Central Bread Wheat Cooperative registration trials (2015–2017). Within the same test, AAC LeRoy was 13% higher yielding than Carberry, a popular CWRS wheat variety across the Canadian Prairies. AAC LeRoy matured 2 d earlier than Carberry and 1 d later than Unity, the earliest maturing check suited for eastern prairie growing conditions. AAC LeRoy was 6 cm shorter with better stem strength than Unity. The lodging score for AAC LeRoy was lower than the mean of the checks. The test weight of AAC LeRoy was similar to the mean of the checks. Over the 3 yr of testing (2015–2017), the 1000-kernel weight of AAC LeRoy was higher than all of the checks, with a grain protein content 0.6% units lower than Carberry. AAC LeRoy was rated as moderately resistant to Fusarium head blight (Fusarium graminearum Schwabe), leaf rust (Puccinia triticina Erikss.), stripe rust (Puccinia striiformis Westend.), and stem rust (Puccinia graminis Pers. f. sp. tritici Erikss. & E. Henn), including the Ug99 family of stem rusts. It also had a resistant reaction to loose smut [Ustilago tritici (Pers.) Rostr.] and an intermediately resistant reaction to common bunt [Tilletia caries (DC.) Tul. & C. Tul.]. AAC LeRoy was resistant to orange wheat blossom midge (Sitodiplosis mosellana Géhin). AAC LeRoy was registered under the CWRS market class.


2019 ◽  
Vol 99 (6) ◽  
pp. 988-996
Author(s):  
S. Kumar ◽  
S.L. Fox ◽  
J. Mitchell Fetch ◽  
D. Green ◽  
T. Fetch ◽  
...  

AAC Magnet (BW1045) is an awned, hollow-stemmed, high-yielding Canada Western Red Spring (CWRS) wheat adapted to growing conditions in the Canadian Prairies. AAC Magnet was 5% higher yielding than Glenn and yielded 2% more than Carberry, a popular CWRS wheat variety across the Canadian Prairies. AAC Magnet matured 2 d earlier than Carberry and a day later than Unity, the earliest maturing check. AAC Magnet had the same height as Glenn and was shorter with better stem strength compared with Unity. AAC Magnet had better lodging scores compared with Unity. Over the 3 yr of testing (2015–2017), the test weight of AAC Magnet was slightly lower than the lowest checks, whereas the 1000-kernel weight of AAC Magnet was higher than all of the checks. The grain protein content of AAC Magnet was 0.3% lower than Carberry. AAC Magnet was rated moderately resistant to Fusarium head blight (Fusarium graminearum Schwabe), resistant to leaf rust (Puccinia triticina Erikss.) and stem rust (Puccinia graminis Pers. f. sp. tritici Erikss. & E. Henn). AAC Magnet was moderately susceptible/susceptible to resistant to the Ug99 family of stem rusts, resistant to loose smut [Ustilago tritici (Pers.) Rostr.], intermediately resistant to stripe rust (Puccinia striiformis Westend.), susceptible to common bunt [Tilletia caries (DC.) Tul. & C. Tul.], and moderately susceptible to leaf spot complex. AAC Magnet was susceptible to orange wheat blossom midge (Sitodiplosis mosellana Géhin). Based on the milling and baking performance over 3 yr (2015–2017) evaluated by the Grain Research Laboratory, Canadian Grain Commission, AAC Magnet was classified as CWRS wheat.


2019 ◽  
Vol 99 (2) ◽  
pp. 289-298
Author(s):  
S. Kumar ◽  
S.L. Fox ◽  
J. Mitchell Fetch ◽  
D. Green ◽  
T. Fetch ◽  
...  

AAC Warman (BW1025) is a high-yielding Canada Western Red Spring (CWRS) wheat adapted to production in western Canada. AAC Warman was 3% higher yielding than Unity, the highest yielding check in the Central Bread Wheat Cooperative registration trials (2014–2016). Within the same test, AAC Warman was 11% higher yielding than Carberry, a popular CWRS wheat variety across the Canadian prairies. AAC Warman matured 3 d earlier than Carberry and a day later than Unity, the earliest maturing check. AAC Warman was shorter than Unity and had better stem strength compared with Unity; however, the lodging score for AAC Warman was higher than the mean of the checks. Over 3 yr of testing (2014–2016), the test weight and thousand-kernel weight of AAC Warman was similar to Carberry. The grain protein content of AAC Warman was 0.3% lower than both Unity and Carberry. AAC Warman was rated moderately resistant to Fusarium head blight (Fusarium graminearum Schwabe) and loose smut [Ustilago tritici (Pers.) Rostr.], resistant to leaf rust (Puccinia triticina Erikss.) and stem rust (Puccinia graminis Pers. f. sp. tritici Erikss. & E. Henn), moderately susceptible to stripe rust (Puccinia striiformis Westend.) and common bunt [Tilletia caries (DC.) Tul. & C. Tul.], and intermediately resistant to leaf spot complex. AAC Warman was resistant to orange wheat blossom midge (Sitodiplosis mosellana Géhin). Based on its milling and baking performance over 3 yr (2014–2016), as evaluated by the Grain Research Laboratory, Canadian Grain Commission, AAC Warman was registered under the CWRS market class.


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.


2018 ◽  
Vol 98 (6) ◽  
pp. 1395-1405 ◽  
Author(s):  
R.J. Graf ◽  
B.L. Beres ◽  
H.S. Randhawa ◽  
D.A. Gaudet ◽  
A. Laroche

AAC Icefield is the first hard white winter wheat (Triticum aestivum L.) cultivar registered in western Canada. It was selected from a population of F1-derived doubled-haploids of the cross McClintock/83W020007. Registration testing occurred from 2013 to 2017. These data, collected over 53 site–years, showed that AAC Icefield yielded significantly more grain than CDC Buteo, was similar in yield to Flourish, Moats, and CDC Falcon, and was significantly lower yielding than AAC Elevate and Sunrise. AAC Icefield expressed fair survival, intermediate maturity, short straw, and very good lodging resistance. Test weight and kernel weight were within the range of the checks. Ratings based on the prevalent disease races in western Canada were summarized as resistant to stem rust, moderately resistant to leaf and stripe rust, intermediate in resistance to Fusarium head blight, and susceptible to common bunt. The grain yield, agronomic characteristics, and disease resistance attributes of AAC Icefield provide good adaptation for all areas of western Canada. Despite lower grain protein concentration than Canada Western Red Winter wheat cultivars, AAC Icefield showed exceptional gluten strength per unit of protein. AAC Icefield is well-suited to a wide range of end-uses including white and whole-grain pan bread, French and flat breads, Asian steamed bread, and noodles. Currently designated in the Canada Western Experimental wheat class to facilitate test marketing, a decision on permanent class placement for AAC Icefield will be made by the Canadian Grain Commission following the assessment of market interest.


1995 ◽  
Vol 75 (4) ◽  
pp. 905-907 ◽  
Author(s):  
H. G. Nass ◽  
H. W. Johnston ◽  
C. R. Blatt ◽  
G. Atlin ◽  
R. B. Walton

AC Winsloe is a winter feed wheat (Triticum aestivum L. em. Thell.) with high grain yield, lodging resistance, and good winter survival. It is resistant to powdery mildew (caused by Erisyphe graminis D.C. ex Merat f. sp. tritici Marchal), moderately resistant to septoria leaf and glume blotch [caused by Septoria nodorum (Berk.) Berk.] and moderately resistant to fusarium head blight (caused by Fusarium graminearum Schwab and other Fusarium spp.). AC Winsloe is suitable for production in Eastern Canada, particularly in the Atlantic region. Key words:Triticum aestivum, wheat (winter), cultivar description


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.


1996 ◽  
Vol 76 (3) ◽  
pp. 479-481
Author(s):  
H. G. Nass ◽  
H. W. Johnston ◽  
C. R. Blatt ◽  
G. Atlin ◽  
R. B. Walton

AC Walton is a hard red spring milling wheat (Triticum aestivum L. em. Thell.) with high grain yield, lodging resistance, and excellent loaf volume and gluten strength. It is resistant to powdery mildew, and moderately resistant to septona leaf and glume blotch, and fusarium head blight. AC Walton is suitable for production in Eastern Canada, particularly in the Atlantic region. Key words:Triticum aestivum, wheat (spring), cultivar description


1992 ◽  
Vol 43 (1) ◽  
pp. 29 ◽  
Author(s):  
PJ Ellison ◽  
GM Murray

Development of stripe rust was observed on wheat cultivars that differed in reaction to the disease at the post booting stage of growth over 4 years (1984-1987) at Yanco and Wagga Wagga in southern New South Wales. In 1984, the epidemic began in August and the disease affected up to 20% of leaf area by the booting stage. The disease then ceased to develop in cultivars with moderately resistant or resistant adult plant reaction (APR) to stripe rust, but in susceptible wheats up to 82% of leaf area was affected by early milk stage of growth. The early onset in 1984 was associated with the highest rain in the previous summer-autumn (January-April) of the 4 years. In the other 3 years, the epidemics began laer. Stripe rust did not develop on cultivars with resistant APR, but it affected up to 97% of leaf area of the highly susceptible cultivar Avocet by early milk. The disease was more severe on later sown than early sown Avocet. The apparent rates of infection both before and after booting ranged from 0.02-0.41 per day. In each experiment, the rate was less on wheats with higher levels of APR while in 1984 the rate on all cultivars decreased from the pre-booting to the post-booting stage of crop growth. After booting, the apparent rates of infection on susceptible and moderately susceptible cultivars were postively correlated with the mean temperature during the period over which the rate was calculated, for the range 12.9-16.2�C. Over this range, the apparent rate of infection of susceptible wheats increased at 0.095 per day per �C while that of moderately susceptible wheats increased at 0.045 per day per �C. From 16.2-203�C the rate of susceptible wheats was negatively correlated with the mean temperature, and declined at 0.043 per day per �C. There was no significant relationship between apparent rate of infection and temperature for moderately resistant wheats after booting, or for rates before booting in 1984. Development of wheat, measured on the Zadoks scale, was linear from first appearance of the flag leaf (GS 37) to mid milk (GS 75) at both sites over the four years.


Plant Disease ◽  
1999 ◽  
Vol 83 (6) ◽  
pp. 506-511 ◽  
Author(s):  
R. K. Jones ◽  
C. J. Mirocha

Recent epidemics of Fusarium head blight (FHB) severely damaged the hard red spring wheat and barley crops in Minnesota. Samples of commercial grain were analyzed in 1993 and 1994 to determine the effects of FHB on several quality parameters. Wheat test weight (TW) averaged 832 kg m-3 (55.4 lb/bu), thousand kernel weight (TKW) averaged 27.4 g, and the proportion of visually scabby kernels (VSK) averaged 11.0%. Deoxynivalenol (DON) was detected in 493 of 500 samples (98.6%). The mean concentration was 8.3 μg/g (range = 0.0 to 44.7 μg/g). Scab in wheat could rapidly be estimated using easy-to-prepare visual comparison standards. Scores of percent VSK were correlated with DON concentration at r = 0.897 and 0.908 in 1993 and 1994, respectively. TW and TKW were less effective estimators of DON (r = -0.622 and -0.550, respectively). DON was detected in 100 of 100 six-row barley samples collected during the survey and averaged 10.4 μg/g (range = 0.5 to 39.7 μg/g). DON concentration in barley could not be effectively estimated with grading parameters including TW, TKW, percent plump kernels, or a visual index of kernel discoloration. In 28 samples of oats, DON averaged 1.4 μg/g (range = 0.0 to 6.4 μg/g). Nivalenol was not detected in any of the 628 samples analyzed during the two-year study.


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