The efficacy of lead arsenate in controlling the codling moth
By: by Ralph Henry Smith ...
Published: 1926
Place of publication: [Berkeley, Calif., University of California printing office
Language: eng
Number of pages: 453
Subjects: Codling moth.; Lead arsenate.; Spraying.; Apples -- Diseases and pests.
Notes: "Literature cited": p. 450-453.
Thesis (Ph. D.)--University of California, 1925.
No. 17 of v. 1 of Hilgardia ... with a special thesis t.-p. attached to the cover.