Clubroot (causal organism, Plasmodiophora brassicae) is a major soilborne disease of brassica crops in the Willamette Valley. It’s incidence and severity is increasing due to a high demand for brassicas that has ...
Aaron Heinrich, Alexandra Stone, Dan M. Sullivan, James Myers, Ed Peachey |
Aug 2016 |
Extension Catalog publicationPeer reviewed (Orange level)
Low tunnels are temporary structures designed to cover a single row of plants. They are made of plastic sheeting draped over hoops. Low tunnels protect crops from rain and extend the growing season. Learn how to build and install a low tunnel for your crops.
Javier Fernandez-Salvador, Erica Chernoh, Avery Pheil, Ken Poblador, Tessa Barker |
Oct 2021 |
Extension Catalog publicationPeer reviewed (Orange level)
Ornamental nurseries face many pest management challenges, from weeds to insects to disease. In this report, industry representatives prioritize those challenges in an effort to increase the use of integrated pest ...
This plan lists major pests, current management practices, critical needs, and efficacy ratings of pest-management tools in sweet cherry production. Practices are organized by growth stage, making it easier to plan year-round management practices.
Hemp is susceptible to fungal pathogens that induce wilt disease that can kill plants. The fungi that cause the disease can survive for years and are easily spread. But there are steps growers can take to prevent it.
This concise publication gives useful information for homeowners, master gardeners, and professional landscapers about the boxwood blight disease: its symptoms, sanitation measures when it is discovered on a property, and preventive measures.
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article