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Subject "Onion thrips"
The onion thrips (Thrips tabaci Lind) /
By: Treherne, R. C. - British Columbia.
Edition: 2nd ed.
Publication info: Victoria, B.C. :W.H. Cullin,1919.
Contributed by: Canadiana.org (archive.org)
Subjects: British Columbia Control Diseases and pests Insect pests Onion thrips Onions
Spraying with "black leaf 40" to control onion thrips.
By: Kentucky tobacco product company, incorporated, Louisville, Ky.
Publication info: Louisville, Ky.,The Kentucky tobacco product company, incorporated,c1916.
Contributed by: Library of Congress
Subjects: Onion thrips Spraying