Hydraulic manure removal from livestock and poultry facilities.
Series: Extension mimeo -- 3797.; Extension mimeo (Washington State University. Cooperative Extension Service) -- 3797.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1973
Place of publication: Pullman
Language: eng
Notes: Caption title.

"Prepard by Ronald E. Hermanson"--P. 8.

"September 1973."

"EM 3797."