The UC Statewide IPM Program provides practical information for sound pest management techniques and identification for a broad range of California pests. Management suggestions apply to California, but they may be useful in other areas also.
The Ventura Office of the University of California Agricultural and Natural Resources is a more localized version through the University of California Cooperative Extension.
we cut down a tree in the woods, I don’t know what kind it is but there is a perfect leaf design running all the way through the trunk.I’ve never seen anything like this and can you tell me if this is something rare?
Treemendous Blog 
we cut down a tree in the woods, I don’t know what kind it is but there is a perfect leaf design running all the way through the trunk.I’ve never seen anything like this and can you tell me if this is something rare?