National Drainage Symposium proceedings
By: sponsored by American Society of Agricultural Engineers ; cooperating organizations, American Society of Civil Engineers ... [et al.].
Series: [ASAE publication PROC ; 272]
Publisher: American Society of Agricultural Engineers
Published: 1972
Place of publication: St. Joseph, Mich
Language: eng
Number of pages: 56
Subjects: Drainage -- Congresses.
Notes: Cover title.