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A study of the behavior of bees in colonies affected by European foulbrood
A system of accounting for fruit shipping organizations
Tobacco diseases and their control
The serphoid and chalcidoid parasites of the hessian fly
South Carolina forest resources and industries
Pheasant raising in the United States
Range and wildlife habitat evaluation : a research symposium, Flagstaff and Tempe, Ariz., May 1968
Insect enemies of western forests
A Job with the Forest Service : a guide to nonprofessional employment
The species of Pantomorus of America north of Mexico