Why are Port-Orford-cedars dying?
Subtitle: did I kill this tree? : possibly--
By: prepared by US Forest Service, Pacific Southwest Region, Pacific Northwest Region
Contributors: United States. Forest Service. Pacific Northwest Region
Publisher: The Southwest Region; The Northwest Region
Published: 1997
Place of publication: California?]; [Oregon?]
Language: eng
Subjects: Port Orford cedar; Diseases and pests; Control; Fungal diseases of plants; Epidemics
Other titles: Why are Port Orford cedars dying?
Notes: "July 1997."