title: Yellow Blotch of Pleurotus ostreatus.
abstract: Yellow blotch disease of the oyster mushroom (Pleurotus ostreatus) was first observed in a commercial mushroom farm in California in 1983. The disease, caused by Pseudomonas agarici, is characterized by primordia, with yellow droplets on their surface, which become stunted, yellow to orange, and deformed as they mature.
authors.affiliation: Department of Microbiology, Utica College of Syracuse University, Utica, New York 13502; Department of Biological Sciences, University of California, Santa Barbara, California 93106; and Department of Microbiology, University of Guelph, Guelph, Ontario, Canada NIG 2W1.
authors.forename: A E
authors.initials: AE
authors.lastname: Bessette
authors.forename: R W
authors.initials: RW
authors.lastname: Kerrigan
authors.forename: D C
authors.initials: DC
authors.lastname: Jordan