Dr. Akif Eskalen, University of California – Riverside, and Dr. John Kabashima, University of California Cooperative Extension – Orange County, gave a demonstration of the symptoms caused by the Polyphagous Shot Hole Borer (also known as the PSHB) today at the Huntington Library. In attendance were employees of the city of Pasadena and the California Avocado Commission, as well as Dan Berry, the nursery manager of the Huntington’s botanical gardens, and Dr. Sabrina Drill,…
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