Walnut production cost analysis, Orange County, 1938.
Subtitle: Ten year summary, 1929-1938.
By: Compiled by the Agricultural Extension Service, University of California, United States Department of Agriculture [and] Office of the Farm Advisor, Santa Ana, California.
Contributors: Wahlberg, Harold E.; Shultis, Arthur, 1898-; Orange County (Calif.). Farm Bureau.
Published: 1939
Place of publication: [Berkeley?
Language: eng
Number of pages: 17
Subjects: Walnut.