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.
Explores possibilities for new crops in the Columbia Basin. Includes crops for oilseeds, food, forage, revegetation, and xeriscape plant nurseries. Crops are classified into three categories: grasses and cereal grains, ...
Stephen Machado, Brian Tuck, Sandy Macnab, Jordan Maley, Jerry Igo |
Oct 2006 |
Extension Catalog publicationPeer reviewed (Orange level)
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)
The small stonecrop mason bee (Hoplitis emarginata) had never been found in Oregon until 2019 when it was discovered by Master Melittologist Judi Maxwell in the Siskiyou Mountains in southern Oregon. Only one person had seen it...
Lincoln Best, Andony Melathopoulos |
Nov 2021 |
Article
Azalea lace bug is an emerging pest in Oregon that can be quite damaging to azaleas and rhododendrons, very popular plants in Oregon nurseries and landscapes. This publication offers information on identification, timing, and management options for this new pest.
Tansy ragwort, an invasive weed that can harm certain types of livestock, is making a comeback in western Oregon. Find out how to control it and protect your animals.
Shelby Filley, Andy Hulting, Gene Pirelli, Eric Coombs |
Aug 2011 |
Article