Agricultural Experiment Station

Extension research leads to change in the management of clover seed weevil

Clover seed weevil is a serious insect pest that impacts Willamette Valley's white clover seed production. Historically, clover seed growers have relied heavily on broad-spectrum pyrethroid insecticides, including bifenthrin, as a ...

Jul 2025 | Impact Story

New OSU study shows persistent airborne spread of carrot disease

In the high desert of Central Oregon, farmers produce some of the world’s most valuable hybrid carrot seed. But their fields face a persistent and costly threat: a plant disease called bacterial blight, caused by the ...

Jul 2025 | Impact Story

Study guides strategic fertilizer and insecticide decisions for onion growers

Dry bulb onions are a vital crop in the Treasure Valley of Eastern Oregon and southwestern Idaho. About 10,000 hectares are planted each year, contributing more than $120 million to the region’s economy. But onion farming is...

Jul 2025 | Impact Story

OSU helps develop high-tech solutions for Pacific Northwest fruit orchards

Pear, cherry and apple production is vital to Oregon’s rural economy, valued at a combined $200 million in 2022. But the industry faces serious challenges: climate change, rising costs, labor shortages and stricter regulations. ...

Jun 2025 | Impact Story

Oregon’s wine industry benefits from OSU research and outreach

Oregon’s wine industry is known for producing high-quality wines and a wide variety of grape cultivars. Since commercial production began in the 1960s, the state has earned a strong reputation, ranking fourth in the United ...

Jun 2025 | Impact Story

OSU efforts help growers spot and manage soilborne wheat mosaic virus

The direct value of the wheat harvest in Oregon in 2022 was approximately $431 million, ranking sixth in value among the state's agricultural commodities. That economic weight means growers stay vigilant against threats to yield ...

May 2025 | Impact Story

OSU rangeland researchers help mitigate spread of invasive grasses

Invasive annual grasses are a growing threat to the Great Basin desert ecosystem which includes much of Eastern Oregon. These grasses — such as medusahead, cheatgrass and ventenata — displace native plants, reduce habitat ...

May 2025 | Impact Story

OSU study reveals benefits of crop rotation and no-till wheat farming in northeast Oregon

In the drylands of Eastern Oregon, wheat farming is a way of life — and growers are looking for ways to replenish stored soil carbon and improve soil health in their fields. Oregon State University researchers at the ...

May 2025 | Impact Story

OSU builds partnerships to conserve the sagebrush ecosystem

Oregon’s sagebrush ecosystem has declined by about 50% over the past 150 years due to invasive annual grasses, increased wildfire activity and encroaching conifers. This large-scale habitat loss has contributed to declines in ...

May 2025 | Impact Story

OSU helps sustain success of Oregon’s onion industry

Oregon ranks among the top three onion-producing states in the United States, cultivating over 1.5 billion pounds of onions in 2020 across approximately 20,000 acres, primarily in Malheur, Morrow and Umatilla counties. The Snake ...

May 2025 | Impact Story