Testing vinifera grape varieties grafted on Phylloxera-resistant rootstocks in California
By: by George C. Husmann, Elmer Snyder, and Frederick L. Husmann.
Contributors: Snyder, Elmer.; Husmann, Frederick L. 1868-; United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 697; Technical bulletin (United States. Dept. of Agriculture) -- no. 697.
Publisher: U.S. Dept. of Agriculture
Published: 1939
Place of publication: Washington, D.C
Language: eng
Number of pages: 64
Subjects: Grapes -- Disease and pest resistance -- California; Phylloxera -- Control
Notes: Cover title.

"December 1939."

Literature cited: p. 63.