Q: I am chair of our city tree commission, and have a couple of questions about emerald ash borer (EAB). We have many planted ash trees in city parks and on rights-of-way, although the tree is now on the list of prohibited...
Hemp growers need to monitor their fields regularly for adult beet leafhoppers, which can transmit the beet curly top virus. Although data for hemp is scarce, management techniques used to protect other crops are advised.
Govinda Shrestha |
Jun 2022 |
Article
Credit USDA-ARS, Stephen Ausmus (Cropped from original)
So far, there’s no known infestation in Oregon. If one establishes, many of Oregon’s high-value industries may be affected, including wine grapes, nursery and tree crops, small fruits and timber.
The information allows the Bureau of Land Management to correlate sagebrush steppe vegetation data and insect populations to better assess the condition of sage-grouse habitat.
Leafhoppers damage potatoes by feeding on the plants, or by transmitting viruses and phytoplasmas, which are small bacterial parasites of plant phloem tissue. Phytoplasmas cause purple top disease, which reduces yield ...
This interactive web map was designed to facilitate the visualization of pest distribution in the areas of Umatilla-Morrow counties (starting May), and Union-Baker counties (starting June).
Western corn rootworm (WCR) is present in eastern Oregon, eastern Washington, and Idaho. As corn acreage in the region increases, WCR has the potential to become a serious pest. This publication covers how to ...
Alexzandra F. Murphy, Silvia I. Rondon, Carrie Wohleb, Steven Hines |
Sep 2014 |
Extension Catalog publicationPeer reviewed (Orange level)
Presentation by Silvia Rondon on Insect Ecology. Topics covered include types of metamorphosis, effects of temperature on development, how temperature affects SWD and potato tuberworm.