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Subject "Systemic insecticides"
Systemic insecticide control of some pests of trees and shrubs, a preliminary report [by] L.L. English [and] Walter Hartstirn.
By: English, Lester Lamar, - Hartstirn, Walter,
Publication info: Urbana,1962.
Contributed by: University of Illinois Urbana Champaign
Subjects: Diseases and pests Systemic insecticides Woody plants