Status report
Subtitle: chapters I-III & appendix.
Contributors: Washington State Pollution Control Commission.
Publisher: State Dept. of Natural Resources
Published: 1964
Place of publication: [Olympia]
Language: eng
Subjects: Hemlock looper -- Control -- Washington (State); Pesticides -- Toxicology -- Washington (State)
Other titles: Willapa hemlock looper infestation control project.
Notes: Cover title: Status report, 1963 Willapa hemlock looper infestation control project.

Committee coordinated by Washington State Pollution Control Commission.

Errata sheet inserted.