Vapor-heat treatment for the control of narcissus bulb pests in the Pacific Northwest
By: by Randall Latta.
Contributors: United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 672; Technical bulletin (United States. Dept. of Agriculture) -- no. 672.
Publisher: U.S. Dept. of Agriculture
Published: 1939
Place of publication: Washington, D.C
Language: eng
Number of pages: 54
Subjects: Bulbs (Plants) -- Diseases and pests -- Northwest, Pacific; Narcissus bulbs -- Diseases and pests -- Northwest, Pacific; Pests -- Control
Notes: Caption title.

"April 1939."

Literature cited: p. 52-53.