This publication is a guide for protecting, conserving, selecting, maintaining, removing, and replacing trees on development sites in the Pacific Northwest.
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 |
Jun 2023 |
Extension Catalog publicationPeer reviewed (Orange level)
The first Tree School Online session debuted with 300 registered participants. Since then, the live classes have rolled out with anywhere from 50 to 100 participants.
This publication will help in drawing a scale map, completing a site analysis, determining use areas, evaluating sustainability, and brainstorming layouts. Want to learn more? Take our online class! Unlike annuals ...