In the fall of 1999, plum pox strain PPV-D was detected in an Adams County, Pennsylvania orchard.
plum | Plum, Pennsylvania | Plum Orchard | Don's Plum | POX | Plunder of Peach and Plum | Plum | On the Banks of Plum Creek | Date-plum | A Pox on Our House | William "Plum" Smith | POX: SAVE THE PEOPLE | Pox: Save the People | Plum Township, Venango County, Pennsylvania | Plum Creek Township, Butler County, Nebraska | Plum Creek Timber | Plum Bun | Mirabelle plum | Little Plum | Fred Plum | Eve's Plum | Alois Plum |