Witchweed quarantines.
Contributors: United States. Animal and Plant Health Inspection Service.
Edition: Slightly rev. Aug. 1989.
Publisher: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service
Published: 1989
Place of publication: [Beltsville, Md.?]
Language: eng
Subjects: Witchweed.; Plant quarantine -- United States.
Notes: Caption title.

Shipping list no.: 89-618-P.

"Plant protection and quarantine cooperating with affected states"--P. [1].