This publication is a guide for protecting, conserving, selecting, maintaining, removing, and replacing trees on development sites in the Pacific Northwest.
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 gives general guidelines for how to exhibit fresh, dried, and potted herbs and the qualities and characteristics judges look for. It also includes a chart of instructions for exhibiting specific herbs.
Includes three lessons for grades 3-8. Includes lists of materials, lesson plans, and student worksheets. Lessons are (1) build an insect trap, (2) ant lions, and (3) pitfall traps.
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)