Testing the efficacy of using ultraviolet spectral lights to protect greenhouse tomatoes By Kristine R. Buckland, Cynthia M. Ocamb, Lloyd Nackley and Ann L. Rasmussen Widespread outbreaks of powdery mildew have been occurring in fresh market tomato crops in western Oregon over the past decade. Disease incidence and severity tend to be greater in tomatoes […]
The value of the green label
By — Posted
Survey tests whether customers will pay more, as well as which messages resonate the most By Lloyd Nackley, Bruce Colman and Sharon Selvaggio We’ve all heard it. People are worried about pollinators and want to do what they can to help. Some are planting pollinator gardens, taking up beekeeping, or choosing organic foods to try […]
Up in the air
By — Posted
The popularity of drones, aka unmanned aerial vehicles or systems (UAVs/UASs), has dramatically increased over the past decades. Like global positioning (GPS) technology, walkie-talkies and Jeeps, drones initially were developed for military use. Although the U.S. Air Force’s Predator and Reaper drones continue to appear on the evening news, and as a plot device in […]
Fighting the resistance
By — Posted
Weeds can become herbicide-resistant, but there are strategies to counteract it Evidently we hate weeds. The US Environmental Protection Agency (EPA) reports that expenditures on herbicides consistently accounted for the largest portion of total world pesticide expenditures at approximately 45 percent, followed by insecticides, fungicides, and other pesticides. Amazingly, in 2012, U.S. expenditures accounted for […]
Minimizing herbicide drift
By — Posted
OSU researchers discuss the factors affecting the unintended movement of potentially damaging chemicals.