Browse resources Displaying 1 - 3 of 3 resources Credit Andy Altishin (Cropped from original) Inspectors in the sky: For 50 years, OSU uses helicopters to check seed crops The inspection team flies about 130 hours over a three-week period to cover more than 190,000 acres of grass and clover fields. Kym Pokorny | Jun 10, 2021 | News story Dig into hundreds of publications from OSU Extension online catalog Some publications and field guides, such as the popular Shrubs to Know in Pacific Northwest Forests and Trees to Know in Oregon and Washington, are available to purchase. Kym Pokorny | Nov 22, 2019 | News story Photo: Alyssa Cain (Cropped from original) OSU researchers present findings at Turf Field Day OSU Extension researchers presented field trial results on fine fescues and annual bluegrass at Turf Field Day. Chris Branam | Oct 10, 2019 | News story