Enlisting public cooperation in keeping out foreign animal and plant pests - United States. Agricultural Research Service. ([Washington, D.C.], Agricultural Research Service, U.S. Dept. of Agriculture, [1960], 1960)
https://www.biodiversitylibrary.org/bibliography/67182
Keywords: Agricultural pests|Diseases and pests|Law and legislation|Pests|Plant quarantine|Plants|United States|