Directory of field activities of the Plant Quarantine and Control Administration
Series: Miscellaneous publication / United States Department of Agriculture -- no. 47; Miscellaneous publication (United States. Dept. of Agriculture) -- no. 47.
Publisher: U.S. Department of Agricutlure
Published: 1931
Place of publication: Washington
Language: eng
Number of pages: 60
Subjects: Plant quarantine
Notes: Cover title.

Issued July 1, 1931.