Disease problems in Christmas tree production.
Contributors: Washington State University. Cooperative Extension Service.
Edition: Rev.
Series: Extension mimeo -- 2604.; Extension mimeo (Washington State University. Cooperative Extension) -- 2604.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1970
Place of publication: Pullman
Language: eng
Notes: Caption title.

"October 1970."

"E.M. 2604."