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Sudden Oak Death Questions to determine the likelihood of P. ramorum infection

Foliar Symptoms Caused by Phytophthora ramorum

Leaf Blight examples
Leaf Blight examples

Contact: Gary Chastagner, 253-445-4528 | WSU Puyallup Research & Extension Center, 2606 West Pioneer, Puyallup, WA, 98371-4998 USA
Last updated January 2, 2013