b'REGIONAL VARIETY TRIALSVarieties of Cereal and Flax for AlbertaTHIS ANNUAL PUBLICATION provides information on Regional Variety Trial Coordinator: S. Strydhorstcereal and oilseed variety performance in Alberta. Important Spring wheat: H. Randhawa and R. Cuthbertagronomic characteristics and disease resistance information Barley: J. Andersonis provided for varieties of wheat, barley, oat, rye, triticale, Oat: K. Nilsenand flax. The Alberta Regional Variety Testing program for Spring Triticale: M. Aljarrahcereals and flax is coordinated by the Alberta Regional Variety Winter Wheat: R. GrafAdvisory Committee (ARVAC) and the Alberta Wheat and Barley Fall Rye: R. RagupathyCommissions (AWC and AB). Funding for the program 2021 Flax: B. Taranprogram was provided by: Sincere thanks are extended to all individuals andAlberta Wheat Commission organizations who contribute to this publication. Alberta Barley Commission Alberta Oat Growers Association Varieties Reported in the Tables Alberta Seed Growers A variety must be registered to appear in the tables. PublicationAlberta Seed Processors normally occurs after two years of testing; however, entries areResults Driven Agriculture Research accepted with the understanding testing will occur for at leastEntry fees for the varieties being testedthree years. When there are limited data for a new variety, yield information may only appear in the Overall Yield column. An Data for the 2021 growing season for this publication come fromXX is reported in any column when there is insufficient data various sources, including: (less than six site-years of testing, over two growing seasons,Agriculture and Agri-Food Canada within a yield category). Single year data will not be reported asNutrien Ag Solutions its often an unreliable indicator of performance. University of Alberta Varieties without pedigreed seed production in AlbertaAlberta Innovates Technology Futures within the past two years, following five years of full registrationSARDA Ag Research to facilitate adoption, and/or the variety has dropped below oneBattle River Research Group (BRRG) per cent of the commercial acreage of the crop kind (or marketChinook Applied Research Association (CARA) class) in the province (based on AFSC crop insurance data) willGateway Research Organization (GRO) be flagged for removal from the tables. After the variety hasLakeland Applied Research Association (LARA) been flagged for removal for one year, it may be removed fromMcKenzie Applied Research Association (MARA) the tables unless an objection is received for consideration at theOlds College annual meeting. Notwithstanding the above criteria, a varietyPrairie Grain Development Committee can be retained in a table if a compelling case is made. In casesCanola Council of Canada where both the breeding institution and seed distributor wish toLakeland College have a variety deleted from the table, removal can occur without The 2021 growing season was challenging with drought anda notification flag. Please note that under normal circumstances, heat stress. Many research sites didnt produce quality dataremoval from a table does not indicate variety cancellation has which met our statistical requirements. The per cent of useableoccurred. data from the 2021 CWRS trials was 40 per cent, CPSR and CWSP trials were 40 per cent, CWAD was 38 per cent, barleyYield Results and Reportingwas 46 per cent, oats were 50 per cent, flax was 38 per cent,Variety choice should never be based solely on yield and triticale was 45 per cent. Overall, only 44 per cent of theperformance, as its only one factor that affects net return. The 2021 Regional Variety Trial data was useable for inclusion in thegenetic yield potential of a variety is often masked by numerous January 2022 table publication.factors, some of which can be controlled through variety The following individuals are the 2021 Regional Variety Trialchoice and others through astute agronomic management. and crop specific coordinators:Producers are encouraged to consider other characteristics such as maturity, plant height, lodging and disease/pest resistance 60seed.ab.ca'