In-Season Updates

  • Update on the USA cereal rust situation and potential implications for Prairie cereal producers

    T.K. Turkington, R. Aboukhaddour, and B. McCallum. Previous PCDMN blog posts have highlighted potential emerging stripe rust issues in the USA; unfortunately, this may mean stripe rust issues for Prairie wheat growers. The most recent reports from Dr. Chen, USDA-ARS and Washington State University (WSU), indicated continued development of stripe rust in research plots and…

  • Continuing signs of stripe rust in the USA may foreshadow a risk for Prairie wheat growers in 2024

    T.K. Turkington, AAFC Lacombe, R. Aboukhaddour, AAFC Lethbridge, and B. McCallum, AAFC Morden. Three previous PCDMN blog posts have highlighted potential emerging stripe rust issues in the USA; unfortunately this may mean stripe rust issues for Prairie wheat growers. As mentioned previously stripe rust risk forecasts from Dr. Chen, USDA-ARS and Washington State University (WSU),…

  • Continuing development of stripe rust in the USA may foreshadow a risk for Prairie wheat growers in 2024

    Previous PCDMN blog posts have highlighted potential emerging stripe rust issues in the USA; unfortunately this may mean stripe rust issues for Prairie wheat growers.  Stripe rust risk forecasts from Dr. Chen, USDA-ARS and Washington State University (WSU), indicated the risk of stripe rust for 2024 for the eastern PNW is severe and susceptible winter…

  • 2nd stripe rust forecast for the eastern Pacific Northwest – Dr. X. Chen, March 1, 2024 : An updated heads up for Prairie cereal producers for 2024

    This is an update to a PCDMN post on January 9, 2024.  Updated information from the Pacific Northwest (PNW) of the US provides a further head’s up regarding potential Prairie stripe rust risk in 2024.  In his March 1, 2024 update, Dr. X. Chen, with USDA-ARS and Washington State University, indicates the risk of stripe…

  • Stripe rust forecast for the eastern Pacific Northwest – Dr. X. Chen: A heads up for Prairie cereal producers for 2024

    We are still a few months away from the 2024 Prairie growing season.  However, information from the Pacific Northwest (PNW) of the US does give a head’s up regarding potential Prairie stripe rust risk in 2024 (https://www.wawg.org/stripe-rust-report-warmer-november-december-dont-bode-well-for-susceptible-varieties/).  Dr. X. Chen with USDA-ARS and Washington State University issues stripe rust forecasts for the PNW region based…

  • End-of-season assessment of sclerotinia stem rot of canola (PCDMN)

    The spring and summer of 2023 was challenging for Prairie producers who experienced very dry conditions, especially under dryland production.  Although this limited disease issues, the drought stress had a very significant negative impact on stand establishment, crop growth, and yield.  However, some Prairie regions did receive moisture during the course of the summer and…

  • End-of-season assessment of cereal leaf spots in wheat and barley (PCDMN)

    The spring and summer of 2023 was challenging for Prairie producers who experienced very dry conditions, especially under dryland production.  Although this limited disease issues, the drought stress had a very significant negative impact on stand establishment, crop growth, and yield.  However, some Prairie regions did receive moisture during the course of the summer and…

  • End-of-season assessment of blackleg of canola (PCDMN)

    The spring and summer of 2023 was challenging for Prairie producers who experienced very dry conditions, especially under dryland production.  Although this limited disease issues, the drought stress had a very significant negative impact on stand establishment, crop growth, and yield.  However, some Prairie regions did receive moisture during the course of the summer and…

  • End-of-season assessment of the ascochyta/mycosphaerella complex of field pea (PCDMN)

    The spring and summer of 2023 was challenging for Prairie producers who experienced very dry conditions, especially under dryland production.  Although this limited disease issues, the drought stress had a very significant negative impact on stand establishment, crop growth, and yield.  However, some Prairie regions did receive moisture during the course of the summer and…

  • Prairie soil moisture and rainfall maps: July 16-23, 2023

    Prairie soil moisture levels and need to scout for apothecia of the sclerotinia stem rot pathogen, July 16-23, 2023 Based on satellite data from July 10-16, 2023, large areas of the Prairies are still dealing with dry conditions and would only have <5 to 15% of surface soil moisture (VMC) (Figure 1). Corresponding, satellite images for…