Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.
Discusses ways to apply integrated pest management principles to management of 12-spot beetles (Western spotted cucumber beetle) in snap beans. Covers pest description, crop damage, biology and life history, scouting ...
Luisa Santamaria, Jose Hernandez, Alejandro Gonzales, Daniel McGrath |
Oct 2017 |
Extension Catalog publicationPeer reviewed (Orange level)
Trees all over Oregon are displaying signs of poor health. People are quick to blame insects, but insects are rarely the underlying cause of the problem. Drought and other stressors can make trees vulnerable to pests and disease.
You may have encountered white, segmented “worms” or grubs when chopping firewood and wondered what they were. Common questions include, did they kill my tree? And are they a danger to other trees? The quick answers are no, and no.
The OSU Dry Farming Project continues as the go-to resource for dry farming and model for participatory climate adaptation research as growers throughout the West continue to feel the impacts of drought and seek alternatives to unreliable summer irrigation.