Standards for evaluating lamp(s) for study area.
Contributors: Washington State University. Cooperative Extension Service.
Edition: Rev.
Series: Extension mimeo -- 2541.; Extension mimeo (Washington State University. Cooperative Extension) -- 2541.
Publisher: College of Agriculture, Cooperative Extension Service, Washington State University
Published: 1966
Place of publication: Pullman, Wash
Language: eng
Notes: Caption title.

"6/66."

"E.M. 2541."