Treatment of the downy mildew and black-rot of the grape
By: U.S. Department of Agriculture, Botanical Division, Section of Vegetable Pathology ; Norman J. Colman
Contributors: United States. Section of Vegetable Pathology
Published: 1887
Language: eng
Subjects: Treatment; Grapes; Diseases and pests
Work titles: Circular (United States. Section of Vegetable Pathology)
Notes: Caption title.

"Circular No.3"

Third title in serial "Circular (United States. Section of Vegetable Pathology)".