Removal of spray residue from apples and pears in the Pacific Northwest
By: by H.C. Diehl ... [et al.].
Series: Circular / United States Department of Agriculture -- no. 59; Circular (United States. Dept. of Agriculture) -- no. 59.
Publisher: U.S. Dept. of Agriculture
Published: 1929
Place of publication: Washington, D.C
Language: eng
Number of pages: 20
Subjects: Pear; Apples; Residues
Notes: Caption title.

"Contribution from Bureau of Plant Industry."