Girdling grape vines
By: H.E. Jacob
Series: California Agricultural Extension Service. Circular -- 56; Circular (University of California Agricultural Extension Service) -- 56.
Publisher: University of California, College of Agriculture
Published: 1931
Place of publication: Berkeley, Calif
Language: eng
Number of pages: 18
Subjects: Viticulture; Grapes; Pruning
Notes: "September, 1931."

Cover title.