b'REGIONAL VARIETY TRIALSVarieties of Cereal andFlax for AlbertaTHIS ANNUAL PUBLICATION provides information onImpact of Growing Season on Data Quality cereal and flax variety performance in Alberta. ImportantYearly trial results are greatly impacted by the growing season agronomic characteristics and disease resistance informationconditions. The 2022 growing season started off dry, but timely is provided for varieties of wheat, barley, oat, rye, triticale andrains resulted in generally good growing conditions at most flax. The Alberta Regional Variety Testing (RVT) program forlocations. Some sites suffered from the early season dryness cereals and flax is coordinated by the Alberta Regional Varietyresulting in the loss of data from some sites. The per cent of Advisory Committee (ARVAC) and the Alberta Wheat anduseable data from the 2022 CWRS and CPSR trials was 81 per Barley Commissions. The information and tables are prepared,cent, CWAD was 75 per cent, barley was 79 per cent, oats reviewed and approved by ARVAC.was 63 per cent, flax was 40 per cent, and triticale was 67 per Funding for the program is generously provided by publiccent. Overall, 72 per cent of the 2022 RVT data was useable for and private industry groups inclusion in the January 2023 table publication. Alberta Wheat Commission Alberta BarleyCrop Coordinators Alberta Oat Growers Association Crop coordinators are specialists in the crop type theyAlberta-British Columbia Seed Growers coordinate and are often a plant breeder or experiencedAlberta Seed Processors technician working in the crop. The Alberta RVT CropResults Driven Agriculture Research Coordinators for 2022 field season were: S eed companies that pay annual entry fees as program RVT Coordinator: S. StrydhorstentrantsSpring wheat: H. Randhawa and R. CuthbertData for the 2022 growing season for this publication comes Barley: Y. Kabetafrom various sources Oats: K. Nilsen Agriculture and Agri-Food CanadaSpring Triticale: M. Aljarrah Alberta Innovates Technology FuturesWinter Wheat: R. Graf and H. Sidhu Chinook Applied Research Association (CARA)Fall Rye: R. Ragupathy Gateway Research Organization (GRO)Flax: B. Taran Lakeland Applied Research Association (LARA) Sincere thanks are extended to all individuals andLakeland College organizations who contribute to this publication.McKenzie Applied Research Association (MARA) Nutrien Ag Solutions Varieties Reported in the Tables Olds CollegeField Crop Development Centre A variety must be registered by the Canadian Food InspectionPrairie Grain Development Committee Agency (CFIA) to appear in the tables. Publication normallySARDA Ag Research occurs after two years of testing; however, entries are acceptedUniversity of Alberta with the understanding that testing will occur for at least three Starting in 2022, registration data going back to 2018, wasyears. incorporated into the RVT database. Registration data forVarieties without pedigreed seed production in Alberta disease resistance ratings have always been used for the Albertawithin the past two years, following five years of full registration Seed Guide. New this year is the incorporation of maturity,to facilitate adoption, and/or if the variety has dropped below lodging, test weight, thousand kernel weight, protein, and yieldone per cent of the commercial acreage of the crop kind (or data with appropriate checks and newly registered varieties,market class) in the province (based on Agriculture Financial from relevant Alberta and Saskatchewan sites into AlbertasServices Corporation crop insurance data) will be flagged for historical databases.removal from the tables. After the variety has been flagged for 62seed.ab.ca'