Going to the U.S.A.?
Subtitle: Help stop the spread of plant pests
Series: PA -- 481; Program aid (United States. Department of Agriculture) -- no. 481.
Publisher: U.S. Dept. of Agriculture
Published: 1970
Place of publication: Washington, D.C.?]
Language: eng
Subjects: Plant parasites; Plant quarantine; Prevention
Notes: "Revised April 1970"--Cover.

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