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University of California
Cooperative Extension San Joaquin County
Posts Tagged: black walnut tree
Killer in Our Midst
There's a killer in our midst, and a chemical ecologist will tell us all about it. The killer: thousand cankers disease. The victim: native black walnuts. The speaker: Steve Seybold. Seybold (right), a research entomologist with the Chemical Ecology of...
Walnut Twig Beetle