Discusses three major types of madrone diseases--foliage, branch dieback and trunk canker, and root--and ways to minimize and manage. Discusses insect pests of madrone: fall webworm, western tent caterpillar, aphids, and leaf miners. Color photos. Sources of further information.
Gives basic facts about a serious plant disease called Sudden Oak Death, caused by the pathogen Phytophthora ramorum. Describes risk of disease to forest health and to commercial nursery industry. Shows disease ...
Assesses economic potential of growing six oilseeds--canola, flax, camelina, yellow mustard, sunflower, and safflower--in Oregon's Willamette Valley for biodiesel production. Evaluates costs and returns from feedstock ...
Discusses options for managing major insect pests and diseases of conifers in Oregon forests: bark beetles, wood borers, and ambrosia beetles; defoliators; aphids, adelgids, and scale insects; terminal and branch ...
Paul T. Oester, David C. Shaw, Gregory M. Filip |
Jan 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
The mountain beaver is a medium-sized rodent of the western Pacific Northwest. Mountain beavers cause damage to forest regeneration by clipping or girdling seedlings or saplings or both, and undermining roots. Methods...
Selecting roses for landscape use may seem like an impossible task, but with a few key elements in mind, you can select a rose or a group of roses to complement your new or current landscape.
To identify pest management priorities and increase the use of integrated pest management in pear production, Pacific Northwest growers, commodity-group representatives, pest control advisors, processors, university specialists...
Katie Murray, Paul Jepson, Chris Hedstrom |
Feb 2021 |
Extension Catalog publicationPeer reviewed (Orange level)