Central Bread Wheat Cooperative Research Articles

AAC Hodge Canada western red spring wheat

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.

AAC LeRoy Canada Western Red Spring wheat

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.

AAC Warman Canada Western Red Spring wheat

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.

AAC Prevail Canada Western Red Spring Wheat

AAC Prevail (BW462) is a high-yielding spring wheat (Triticum aestivum L.) with high protein content and is adapted to the growing conditions in the Canadian prairies. AAC Prevail yielded similar to Unity, the highest yielding check in the Central Bread Wheat Cooperative Registration tests (2010–2012). Over 3 yr of testing in Manitoba (zone 1), AAC Prevail achieved 1.5% higher yield than Unity whereas in Saskatchewan (zone 2), it yielded 98.4% of Unity. AAC Prevail matured 1 d later than Unity and McKenzie, the earliest maturing checks. AAC Prevail was taller than all the checks but had better lodging resistance than Unity, McKenzie, and 5603HR. The test weight and kernel weight of AAC Prevail were similar to the checks. AAC Prevail was rated resistant to leaf rust (Puccinia triticina Erikss.) and moderately resistant to stem rust (Puccinia graminis f. sp. tritici) but susceptible to bunt [Tilletia caries (DC) Tul. & C. Tul.] and loose smut [Ustilago tritici (Pers.) Rostr.]. The Fusarium head blight (Fusa...

AAC Jatharia Canada Western Red Spring wheat

AAC Jatharia (BW483) is a hollow-stemmed, high-protein, and high-yielding spring wheat (Triticum aestivum L.) for the longer growing season areas of the Canadian Prairies. AAC Jatharia was the highest yielding line in the Central Bread Wheat Cooperative (CBWC) Registration Tests performed in the eastern prairies in 2011, 2012, and 2013. Over 2 yr of testing (2011–2012), AAC Jatharia had grain yield 2.5% higher than Unity, 11.6% higher than 5603HR, 7.8% higher than McKenzie, and 19.2% higher than CDC Teal across all locations. In 2013, AAC Jatharia yielded 6.3% higher than Unity across all Manitoba and Saskatchewan locations. AAC Jatharia was resistant to leaf rust (Puccinia triticina Erikss.), and had intermediate resistance to stem rust (Puccinia graminis f. sp. tritici), stripe rust (Puccinia striiformis Westend), leaf spot complex, and Fusarium head blight (FHB) (Fusarium graminearum) infection, with lower FHB index and deoxynivalenol (DON) content compared with Unity. AAC Jatharia was resistant to infestation of the orange wheat blossom midge (Sitodiplosis mosellana Géhin) evaluated over 2 yr (2012 and 2013). It had higher kernel weight and test weight compared with all check cultivars, whereas its maturity was within the range of the check cultivars. AAC Jatharia is registered in the Canada Western Red Spring Wheat class for its premium quality attributes.

AAC Cameron Canada western red spring wheat

AAC Cameron (BW485) is a hollow-stemmed high yielding spring wheat (Triticum aestivum L.) with good agronomic, disease, and end-use quality characteristics. AAC Cameron is best adapted to the eastern region of the Canadian prairies as represented in the Central Bread Wheat Cooperative (CBWC) Registration Tests in 2011, 2012, and 2013. AAC Cameron was significantly higher yielding than the best check Unity (5%), and 12% higher than 5603HR. AAC Cameron had moderate resistance to leaf rust (Puccinia triticina Eriks.), stem rust (Puccinia graminis f. sp. tritici), and Fusarium head blight (FHB) (Fusarium graminearum), with lower FHB index and deoxynivalenol (DON) content compared to the check cultivars. AAC Cameron expressed resistance to orange wheat blossom midge (Sitodiplosis mosellana Gehin) and common bunt (Tilletia tritici). AAC Cameron showed good lodging resistance (mean = 2.1) despite its tall (mean = 98 cm) plant ideotype. It had significantly higher kernel weight than all check cultivars, whereas m...

Shaw hard red spring wheat

Fox, S. L., Wise, I. L., Smith, M. A. H., Humphreys, D. G., Brown, P. D., McCallum, B. D., Fetch, T. G., Menzies, J. G., Gilbert, J. A., Fernandez, M. R., Despins, T., Lukow, O. and Niziol, D. 2013. Shaw hard red spring wheat. Can. J. Plant Sci. 93: 299–305. Shaw is a hard red spring wheat that meets the end-use quality specifications of the Canada Western Red Spring (CWRS) class. Shaw contains the antibiosis resistance gene Sm1, which is effective against the wheat midge larvae (Sitodiplosis mosellana Géhin). Shaw is derived from the cross Harvest/BW313. Shaw was found to be adapted to the eastern wheat growing regions of the Canadian prairies as represented in the Central Bread Wheat Cooperative (CBWC) Registration Test in 2006, 2007 and 2008. For registration testing, the performance of Shaw was estimated using a varietal blend called BW394 which consisted of 90% Shaw and 10% BA51*C222 (a midge-susceptible sibling of Shaw). In this report, Shaw VB refers to BW394. In comparison to the check cultivars (Katepwa, McKenzie, CDC Teal, Unity VB, and 5603HR), Shaw was the highest yielding cultivar overall; although not significant, Shaw was 1% higher yielding than Unity VB. Shaw matured significantly earlier than 5603HR. The plant stature of Shaw was significantly taller than all of the checks except Katepwa, but had similar lodging resistance scores as the checks. The test weight of Shaw was significantly higher than Katepwa and CDC Teal and within the range of the other checks. Shaw expressed resistance to leaf rust, stem rust and common bunt; susceptibility to fusarium head blight and to loose smut. Shaw had preharvest sprouting resistance with an overall sprouting score similar to the best checks McKenzie, Unity VB and 5603HR. The end-use suitability attributes of Shaw were within the range of the checks for all traits except for having significantly larger seeds.

Cardale hard red spring wheat

Fox, S. L., Humphreys, D. G., Brown, P. D., McCallum, B. D., Fetch, T. G., Menzies, J. G., Gilbert, J. A., Fernandez, M. R., Despins, T. and Niziol, D. 2013. Cardale hard red spring wheat. Can. J. Plant Sci. 93: 307–313. Cardale is a hard red spring wheat that meets the end-use quality specifications of the Canada Western Red Spring (CWRS) class. Cardale is a semi-dwarf statured wheat with moderate resistance to Fusarium head blight (FHB). Cardale is derived from the cross McKenzie/Alsen. Cardale was found to be adapted to the eastern wheat growing regions of the Canadian prairies as represented in the Central Bread Wheat Cooperative (CBWC) Registration Test in 2008, 2009 and 2010. In comparison with the check cultivars, Cardale was significantly lower yielding than Unity VB, but overall similar to McKenzie and 5603HR. Cardale matured at the same time as 5603HR, but significantly later (1.5–2.5 d) than the other check cultivars. The plant stature of Cardale was significantly shorter (7–13 cm) than all of the checks, and Cardale had significantly lower lodging scores (0.5–0.7 units) than all of the checks except for CDC Teal. The test weight of Cardale was significantly lower (0.4–0.8 kg hL−1) than that of McKenzie and Unity VB but similar to the other three checks. Cardale expressed resistance to leaf rust and stem rust and moderate resistance to FHB. Disease reactions for common bunt and loose smut were variable but suggested susceptibility and intermediate resistance, respectively. Cardale had preharvest sprouting resistance similar to the best checks McKenzie, Unity VB and 5603HR and significantly better than the poor check CDC Teal in three different determinations. The end-use suitability attributes of Cardale were within the range of the checks except for slightly higher water absorption due to slightly harder kernels (lower particle size index) that led to slightly higher starch damage which occurs during milling.

Vesper hard red spring wheat

Thomas, J., Fox, S., McCallum, B., Fetch, T., Gilbert, J., Menzies, J., Wise, I., Smith, M., Gaudet, D., Niziol, D., Humphreys, G. and Brown, D. 2013. Vesper hard red spring wheat. Can. J. Plant Sci. 93: 315-321. Vesper is a high-yielding, hard red spring wheat that is adapted to the wheat-growing regions of Manitoba and Saskatchewan. In the Central Bread Wheat Cooperative Registration Trials of 2007, 2008 and 2009, Vesper out-yielded five check cultivars by an average of 12%, and Unity, which was the highest yielding check, by 4.6%. Lodging, height and maturity scores of Vesper were all intermediate (similar to the check mean). Pre-harvest sprouting resistance of Vesper was equivalent to the poorer checks (Katepwa and CDC Teal). Kernels of Vesper were heavier than all five checks and test weight was high (exceeded only by Unity). Vesper was resistant to leaf rust and was moderately resistant to stem rust and Fusarium head blight. Vesper was intermediately resistant to loose smut and was susceptible to co...

Vesper hard red spring wheat

Thomas, J., Fox, S., McCallum, B., Fetch, T., Gilbert, J., Menzies, J., Wise, I., Smith, M., Gaudet, D., Niziol, D., Humphreys, G. and Brown, D. 2013. Vesper hard red spring wheat. Can. J. Plant Sci. 93: 315–321. Vesper is a high-yielding, hard red spring wheat that is adapted to the wheat-growing regions of Manitoba and Saskatchewan. In the Central Bread Wheat Cooperative Registration Trials of 2007, 2008 and 2009, Vesper out-yielded five check cultivars by an average of 12%, and Unity, which was the highest yielding check, by 4.6%. Lodging, height and maturity scores of Vesper were all intermediate (similar to the check mean). Pre-harvest sprouting resistance of Vesper was equivalent to the poorer checks (Katepwa and CDC Teal). Kernels of Vesper were heavier than all five checks and test weight was high (exceeded only by Unity). Vesper was resistant to leaf rust and was moderately resistant to stem rust and Fusarium head blight. Vesper was intermediately resistant to loose smut and was susceptible to common bunt. Spikes of Vesper showed two forms of resistance to wheat midge: antibiotic resistance (no larvae observed in the field) and antixenotic resistance (reduced egg numbers laid by caged ovipositing females). Over 3 yr of testing, end use quality of Vesper was rated as eligible for the Canada Western Red Spring (CWRS) market class of wheat. Kernels of Vesper were relatively hard with consequent high water absorption.

Snowstar hard white spring wheat

Humphreys, D. G., Townley-Smith, T. F., Czarnecki, E., Lukow, O. M., McCallum, B., Fetch, T., Gilbert, J., Menzies, J., Brown, D. and Fox, S. L. 2013. Snowstar hard white spring wheat. Can. J. Plant Sci. 93: 143–148. Snowstar is a hard white spring wheat (Triticum aestivum L.) that represents an improvement in end-use quality specifications of the Canada Western Hard White Spring wheat class compared with Snowbird. Snowstar was evaluated in the Central Bread Wheat Cooperative Test in 2003, and the Hard White Wheat Cooperative Test in 2004 and 2005. Snowstar appears best adapted to the longer season wheat-growing areas of the Canadian prairies. Snowstar was generally lower yielding than the check cultivars. However, in Zone 1 (Manitoba and eastern Saskatchewan), Snowstar had 2% higher grain yield than CDC Teal (2003–2005) and 1.5% more than Snowhite475 (2004–2005). In 2003 and 2005 (Zone 1), Snowstar had grain yield approximately 3% more than Snowbird (data not shown). Snowstar was resistant or moderately resistant to the prevalent races of leaf rust and stem rust. Snowstar was susceptible to common bunt and loose smut. Snowstar was generally more resistant to Fusarium head blight than the check cultivars. Snowstar had higher test weight, flour yield and whiter flour as well as stronger dough compared with Snowbird.

Registration of ‘Fieldstar’ Hard Red Spring Wheat

‘Fieldstar’ (Reg. No. CV‐1067, PI 663950) (Registration. No. 6328 by the Plant Variety Registration Office, Plant Production Division, Seed Section, Canadian Food Inspection Agency, Agriculture and Agri‐Food Canada [AAFC]) hard red spring wheat (Triticum aestivum L.) was developed and released by the Cereal Research Centre of AAFC and meets the end‐use quality specifications of the Canada western red spring wheat market class. Fieldstar is a partial backcross derivative of ‘McKenzie’, with ‘Clark’ as the donor of the Sm1 gene for midge resistance, which produces a product that reduces the palatability of developing seeds to wheat midge larvae (Sitodiplosis mosellana Géhin). Fieldstar is adapted to the eastern wheat growing regions of the Canadian prairies as determined by the Central Bread Wheat Cooperative Registration Test in 2004, 2005, and 2006. For registration testing, the performance of Fieldstar was estimated using the varietal blend Fieldstar VB, which consisted of 90% Fieldstar and 10% ‘Waskada’. The grain yield of Fieldstar was similar to that of the highest‐yielding checks, McKenzie and ‘Superb’, and expressed resistance to leaf rust (caused by Puccinia triticina Eriks.) and stem rust (caused by P. graminis Pers.:Pers. f. sp. tritici Eriks. E. Henn.) and intermediate resistance to common bunt [caused by Tilletia tritici (Bjerk.) R. Wolff and T. laevis Kuhn in Rabenh.], loose smut [caused by Ustilago tritici (Pers.) Rostr.], and Fusarium head blight [FHB; caused by Fusarium graminearum Schwabe; teleomorph Gibberella zeae (Schwein.) Petch]. Fieldstar was released because of its combination of high yield, resistance to wheat midge, and intermediate resistance to FHB.

Harvest hard red spring wheat

Harvest is a hard red spring wheat that meets the end-use quality specifications of the Canada Western Red Spring wheat class. Harvest is adapted to the wheat growing regions of the Canadian prairies based on data from the Central Bread Wheat Cooperative Registration Test conducted in 1998, 1999 and 2000 and grown in Manitoba and Saskatchewan. The overall grain yield of Harvest was significantly higher compared with the check cultivars Neepawa, Roblin, AC Majestic and AC Barrie, but yielded significantly less than the check cultivar McKenzie. Harvest matured similar to McKenzie and Neepawa, 1 d later than Roblin, 1 d earlier than AC Barrie and significantly earlier than AC Majestic. Harvest was significantly shorter than the check cultivars and had the lowest lodging scores. The test weight of Harvest was similar to McKenzie and AC Barrie and significantly higher than Neepawa, Roblin and AC Majestic. Harvest demonstrated moderate resistance to leaf rust and loose smut and very good resistance to stem rust. Resistance to common bunt was fair, similar to Neepawa and AC Barrie. Resistance to Fusarium head blight was similar to the susceptible check Roblin and poorer than the other checks. Harvest had very good preharvest sprouting resistance with lower sprouting scores than the best check in 2 of 3 years of testing, and it maintained its falling numbers after natural or artificial weathering of spikes. End-use quality tests indicated that Harvest was within the range of the checks for most end-use quality traits. Key words: Triticum aestivum L., cultivar description, red spring wheat, sprouting resistance

Superb hard red spring wheat

Superb is a hard red spring wheat (Triticum aestivum L.) adapted to the wheat-growing regions of the Canadian prairies, and meets the end-use quality specifications of the Canada Western Hard Red Spring wheat class. Superb was evaluated in the Central Bread Wheat Cooperative Registration Test in 1997, 1998 and 1999. Superb yielded significantly more than the cultivars Neepawa, Roblin, AC Majestic, and 5500HR and slightly more than McKenzie. Superb was resistant to leaf and stem rust. Its disease reaction was “intermediate” to loose smut and common root rot, and moderately resistant to common bunt. Leaf spot reaction of Superb was similar to the checks and its reaction to Fusarium head blight was intermediate. Key words: Triticum aestivum L., Canada Western Hard Red, hard red spring wheat, cultivar description, yield, pre-harvest sprouting tolerance, disease resistance

Unity hard red spring wheat

Unity is a hard red spring wheat that meets the end-use quality specifications of the Canada Western Red Spring class. Unity is the first spring wheat cultivar registered in Canada that contains the antibiosis resistance gene Sm1, which produces a product that reduces the palatability of developing seeds to wheat midge larvae (Sitodiplosis mosellana Géhin). Unity is a partial backcross derivative of McKenzie, using Clark as the donor of the Sm1 gene for midge resistance. Unity was found to be adapted to the eastern wheat growing regions of the Canadian prairies as represented in the Central Bread Wheat Cooperative Registration Test in 2004, 2005 and 2006. For registration testing, the performance of Unity was estimated using the varietal blend Unity VB, which consisted of 90% Unity and 10% Waskada. In comparison to the check cultivars (Katepwa, McKenzie, CDC Teal, AC Barrie, and Superb), Unity was the highest yielding cultivar overall; although not significant, Unity was 5% higher yielding than McKenzie. Unity matured significantly later than Katepwa and significantly earlier than Superb. Unity had significantly shorter plant stature than Katepwa and significantly taller stature than Superb. Unity had significantly greater lodging scores than AC Barrie and Superb. The test weight of Unity was significantly higher than the best check: 0.9 kg hL-1 higher than McKenzie. Unity expressed resistance to leaf rust, stem rust and common bunt, intermediate resistance to loose smut, and susceptibility to fusarium head blight. Unity had preharvest sprouting resistance with an overall sprouting score similar to the best checks McKenzie and Superb. Unity also maintained its falling numbers following natural or artificial weathering of spikes. The end-use suitability attributes of Unity were similar to the recurrent parent McKenzie for all traits except amylograph viscosity which was significantly higher than all checks except Superb. Key words: Triticum aestivum L., cultivar description, red spring wheat, test weight, preharvest sprouting, wheat midge antibiosis

Waskada hard red spring wheat

Waskada is a hard red spring wheat that meets the end-use quality specifications of the Canada Western Red Spring wheat class. Waskada was found to be adapted to the wheat growing regions of the Canadian prairies based on data from the Central Bread Wheat Cooperative Registration Test in 2004, 2005 and 2006. In comparison with the check cultivars (Katepwa, McKenzie, CDC Teal, AC Barrie, and Superb), the grain yield of Waskada was similar to that of the best check in Manitoba and in Saskatchewan. Waskada matures 1 d later than AC Barrie and 1 d earlier than Superb. Waskada had similar height and lodging characteristics as Katepwa and McKenzie. The test weight of Waskada was 1.3 kg hL-1 higher than McKenzie, the best check. Waskada demonstrated moderate resistance to leaf rust but very good resistance to stem rust. Resistance to common bunt and loose smut was good, being similar to the more resistant checks Superb and Katepwa, respectively. Resistance to Fusarium head blight was better than the best check in four determinations made over the 3 yr of registration testing. Waskada appears to deter egg laying by the orange blossom wheat midge. Waskada has good preharvest sprouting resistance with similar or lower sprouting scores than the best check in 4 yr of testing, and it also maintained its falling numbers after natural or artificial weathering of spikes. End-use quality tests identified that Waskada had significantly higher amylograph viscosity than all checks except Superb. Waskada had a significantly lower loaf volume than CDC Teal and AC Barrie and was within the range of the checks for other quality traits. Key words: Triticum aestivum L., cultivar description, red spring wheat, test weight, preharvest sprouting, Fusarium head blight, wheat midge oviposition deterrence

Kanata hard white spring wheat

Kanata is an early-maturing hard white spring wheat (Triticum aestivum L.) that meets the end-use quality and kernel visual distinguish ability specifications of the Canada Western Hard White Spring wheat class. Kanata was evaluated in the Central Bread Wheat Cooperative Test (1998–2000), and was found to be adapted to the wheat-growing regions of the Canadian prairies, particularly the shorter season areas. Kanata yielded less than check cultivars AC Majestic, AC Barrie, Harvest, and McKenzie but had similar grain yield compared with Neepawa and Roblin. In the Central Bread Wheat Cooperative Test, Kanata was resistant to the prevalent races of leaf rust, moderately resistant to stem rust, loose smut, and common root rot. Kanata is similar to Neepawa in its reaction to Fusarium head blight. End-use quality tests indicated that Kanata had similar grain and flour protein content as other check cultivars but had 1% less protein content compared to Roblin. Key words: Triticum aestivum L., Canada Western Hard White, hard white spring wheat, cultivar description, yield, disease resistance

AC Splendor hard red spring wheat

AC Splendor is a hard red spring wheat that meets the end-use quality and kernel visual distinguishability specifications of the Canada Western Red Spring class. AC Splendor was evaluated in the Central Bread Wheat Cooperative Registration Test in 1993, 1994 and 1995 and was found to be adapted to the wheat-growing regions of the Canadian prairies. In comparison to the check cultivars Neepawa, Katepwa, Columbus, Roblin and AC Majestic, AC Splendor grain yield was similar to Katepwa, Columbus and Roblin; however, AC Splendor exhibited earlier maturity by 2.8, 7.5 and 1.6 d, respectively. AC Splendor is resistant to Puccinia graminis Pers.:Pers. f. sp. tritici Eriks. E. Henn. that causes the disease stem rust and P. triticina Eriks. that causes leaf rust and has intermediate resistance to Tilletia tritici (Bjerk.) R. Wolff and T. laevis Kuhn in Rabenh. that causes common bunt. Resistance to Fusarium graminearum Schwabe [teleomorph Gibberella zeae (Schwein.) Petch] that causes fusarium head blight is poor. End-use quality tests identified that AC Splendor had high protein concentration and was in the range of the checks for the other quality traits. Key words: Triticum aestivum L., cultivar description, red spring wheat, early maturity

KANE hard red spring wheat

KANE is a hard red spring wheat that meets the end-use quality and kernel visual distinguishability specifications of the Canada Western Red Spring market class. KANE was found to be adapted to the wheat-growing regions of Manitoba and eastern Saskatchewan from the data provided by the Central Bread Wheat Cooperative registration test in 2003–2005. In comparison with the check cultivars Katepwa, McKenzie, CDC Teal, AC Barrie, and Superb, the overall grain yield of KANE was similar to the high yield checks McKenzie and Superb. Compared with the highest yielding check McKenzie, KANE was 1.7 d later maturing, was 6 cm shorter, had stronger straw, and was significantly higher (1.1 kg hL-1) in test weight. KANE is resistant to the prevalent races of leaf rust and stem rust. Resistance to common bunt and loose smut was intermediate, being similar to CDC Teal and McKenzie, respectively. Resistance to fusarium head blight was similar to AC Barrie. KANE has good preharvest sprouting resistance with similar or lower sprouting scores compared to the best check in 4 out of 5 yr of testing. End-use quality tests showed that KANE had a 0.7% higher flour extraction rate than the best checks and was within the range of the checks for the other quality traits. Key words: Triticum aestivum L., cultivar description, red spring wheat, test weight, preharvest sprouting, leaf rust

Snowbird hard white spring wheat

Snowbird is a hard white spring wheat (Triticum aestivum L.) that meets the end-use quality and kernel visual distinguishability specifications of the Canada Western Hard White Spring Wheat class. Snowbird was evaluated in the Central Bread Wheat Cooperative Test in 1998, 1999 and 2000, and was found to be adapted to the wheat-growing regions of the Canadian prairies. Snowbird yielded more than the check cultivars Neepawa, Roblin, AC Majestic, McKenzie, Harvest, and AC Barrie but less than McKenzie. Snowbird is resistant to the prevalent races of leaf rust and moderately resistant to stem rust, loose smut and common root rot. Snowbird and Roblin exhibited similar levels of resistance to tanspot, Septoria tritici, and Septoria nodorum while its reaction to Fusarium head blight was similar to that of AC Barrie. Snowbird has similar grain and flour protein content as other check cultivars but had 1% less protein compared to Roblin. Key words: Triticum aestivum L., Canada Western Hard White, hard white spring wheat, cultivar description, yield, disease resistance