@article {hansen1979isolation,
	title = {Isolation, incidence and management of Phytophthora in forest tree nurseries in the Pacific Northwest [USA]},
	journal = {Plant Disease Reporter},
	volume = {63},
	year = {1979},
	pages = {607-611},
	issn = {0032-0811},
	author = {Hansen, E.M. and P.B. Hamm and Julis, AJ and L.F. Roth}
}
