The omnivorous leaftier has a wide host range and is known to cause damage to species from more than 20 plant families. Native parasitoid wasps manage this pest in natural and cropland settings. The first ...
Navneet Kaur, Leonard Coop, Jessica Green, Bill Gerth, Nicole Anderson, Glenn Fisher |
Aug 2020 |
Extension Catalog publicationPeer reviewed (Orange level)
Christmas trees planted in unirrigated sites depend on the weather for survival. A research trial set out to find factors that would help seedlings survive during drought years. Results were mixed.
Judy Kowalski, Chal Landgren |
Jan 2020 |
Article
Photo Credit: natalialeb - Adobe Stock (Cropped from original)
Several kinds of fruit trees can be grown successfully in Central Oregon. The challenge lies in selecting varieties that are most likely to bear fruit in the region.
Cereal cyst nematodes reduce yields of wheat, barley, and oats in the Pacific Northwest states of Idaho, Oregon, and Washington. It is estimated that these pests reduce wheat profitability in these states by at ...
Nematodes are tiny but complex unsegmented roundworms that are anatomically differentiated for feeding, digestion, locomotion, and reproduction. These small animals make important contributions to organic matter decomposition ...
Describes the life cycle and injury symptoms of grape phylloxera, Daktulosphaira vitifoliae (Fitch), an aphidlike insect that feeds on grape roots. Discusses strategies for reducing the risk of phylloxera infestation, ...
Patricia A. Skinkis, Vaughn Walton, Clive Kaiser |
Jul 2021 |
Extension Catalog publicationPeer reviewed (Orange level)