A study of control measures for the apple aphids
Subtitle: with special reference to the use of fall treatments ...
By: by Thomas Walter Reed.
Published: 1936
Place of publication: Ithaca, N.Y
Language: eng
Subjects: Apples -- Diseases and pests.; Aphididae.; Spraying.
Other titles: Apple aphids, Control measures for the.
Notes: Abstract of thesis (Ph. D.)--Cornell University, 1936.