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Crop production risks in the Canadian prairie region in relation to climate and land resources
Control of insects on house plants
Some miscellaneous results of the work of the Division of Entomology, V
Pruning in Alberta
Animal breeding : recent advances and future prospects
Grain screenings
Farm weeds of Canada
Lavas and soils of the Hawaiian Islands. Investigations of the Hawaiian experiment station and laboratories
Some miscellaneous results of the work of the Division of Entomology, VII
Some miscellaneous results of the work of the Division of Entomology, VI