Bronze birch borer and Betula Jacquemontii in Northern California
About a page or two down in this document is some very good BB Borer
info.
Here is the link-
http://www.unce.unr.edu/western/NHCnewsletters/2000-2002/Fall%202001.pdf#search='bronze%20birch%20borer%20c alifornia'
|