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.
A codling moth goes through several stages in its life cycle. If you're trying to prevent damage to apples and other fruit, it helps to know when adults and larvae are active.
A guide for how to collect and where to get a sample analyzed for plant diseases.
A summary of the main trunk diseases causing issues in Oregon and management methods.
Uneven grazing distribution patterns on rangeland can lead to overuse of forage in some areas and no use or waste of herbage in areas not visited by cattle. Range improvements affecting more even distribution of grazing ...