Watch out for witchweed
Subtitle: a new parasitic plant that attacks corn, sugarcane, sorghum and other plants
By: [prepared by the Plant Pest Control Division and Crops Research Division, Agricultural Research Service, in cooperation with North Carolina State College and Clemson Agricultural College, South Carolina]
Contributors: United States. Plant Pest Control Division
Edition: Rev. [ed.]
Series: PA -- 331; Program aid (United States. Department of Agriculture) -- no. 331.
Publisher: U.S. Dept. of Agriculture
Published: 1959
Place of publication: Washington, D.C.]
Language: eng
Subjects: Asiatic witchweed; Parasitic plants
Notes: Cover title.

"Revised October 1959"--Page [4].