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Use Caution When Irrigating Oaks and Madrones

Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.

Jun 2018 | Article

Protect Oregon’s Brassica Crops: ODA’s black leg rules aim to control a disease outbreak

Black leg is a serious disease of Brassica crops that has recently appeared in outbreaks in western Oregon. It threatens Brassica production in the Pacific Northwest. In an effort to manage the disease and get it back to ...

Nick Andrews | Oct 2017 | Article

Insecticide Screening for Effectiveness in Controlling Thrips in Dry Bulb Onions

Controlling thrips (onion and western flower) is becoming increasingly difficult for commercial onion growers in the Treasure Valley. One of the problems is resistance to some of the commonly used insecticides. The objective of ...

Lynn Jensen | Jul 2010 | Article