For years, a small wasp has helped control the cereal leaf beetle, a pest of grass and cereal grains. But now beetle numbers are climbing. Here are some options to reduce this pest's impact on crops.
Q: This is my first time growing vegetable plants and they seem to be stressed. I planted everything on May 19. The corn is yellowing, and small leaves are dying. The tomato plants have limp leaves and there’s some browning....
Pacific Northwest blueberry growers must identify and control a number of bacterial and fungal diseases in order to ensure the highest yields. Fortunately, only a few of the diseases that occur on highbush blueberry in this region cause significant losses when left unchecked.
Jay W. Pscheidt, Jerry Weiland |
Mar 2015 |
Article
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.
Many of Oregon’s 800 species of native bees live in forests. Scientists, however, are just beginning to learn about their populations, their roles in forest ecosystems and how forests support them.
This publication is an introduction to the Megachilidae family of bees found in the Pacific Northwest. It highlights the characteristics of two important members of this family: leafcutting bees and mason bees, both...
An overview of how a variety of wild and managed bees and their pollination activities are affected by pesticide application. Provides guidelines for how beekeepers, growers, and pesticide applicators can work ...
Louisa Hooven, Ramesh Sagili, Erik Johansen |
Mar 2016 |
Extension Catalog publicationPeer reviewed (Orange level)
Fall and winter flowers add cheer in the Pacific Northwest's rainy season. Flowering shrubs are also a boost to pollinators, providing nectar and pollen when little is available. Learn what shrubs and trees to plant now to brighten your garden in the months to come.
Neil Bell, Heather Stoven, Andony Melathopoulos |
Mar 2020 |
Extension Catalog publicationPeer reviewed (Orange level)