Types of vegetation in the San Joaquin Valley of California and their relation to the beet leafhopper
By: by R.L. Piemeisel and F.R. Lawson.
Contributors: Lawson, Francis R. 1906-; United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 557; Technical bulletin (United States. Dept. of Agriculture) -- no. 557.
Publisher: U.S. Dept. of Agriculture
Published: 1937
Place of publication: Washington
Language: eng
Number of pages: 28
Subjects: Beet leaf-hopper -- California.; Virus diseases of plants -- California.; Curly-top.
Notes: Cover title.

Literature cited: p. 28.