Phytophthora root rots of seedlings.
Contributors: United States. Forest Service. Pacific Northwest Region.
Series: Forest disease management notes
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region
Published: 1983
Place of publication: [Portland, Or.?]
Language: eng
Subjects: Phytophthora.; Root rots.; Seedlings -- Diseases and pests -- Northwest, Pacific.
Notes: Caption title.