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Meas tires for dealing with New Outbreaks of Cydia pomanella in 



British Columbia . . 

 The Preparation of Oil Emulsion Sprays 

 Notes on Lygus pratensis in British Columbia 

 The Part played by Insects in the Spread of Plant Diseases in 



British Columbia . . 

 Fruit Tree Pests in British Coliirabia 



The Life- History of the Codling-Moth in British Columbia 

 Pests of Shade Trees in British Columbia 

 An Outbreak of Locusts in 1914 in British Columbia 

 Grasshopper-eating Birds in British Columbia 

 New Myrmecophilous Aphids in England 

 Pests of Sugar-Cane and their natural Enemies in Trinidad 

 Brassolis sophorae on Coconuts in Trinidad . . 

 Parasol Ants and their Control in Trinidad . . 

 The Establishment of Foreign Insects in New Jersey 

 Insect Pests Imported into New Jersey 

 Insect Pests in Colorado 

 Legislation against Insect Pests in Colorado 

 The Control of Leptinotarsa decemlineata in the U.S.A. 

 The Bionomics of Acyrihosiphon pisi in the U.S.A. . . 

 The Bionomics of Pinipestis zimmermani in the U.S.A. 

 Insect Pests and Beneficial Coccinellids in California 

 Pests intercepted in Quarantine in California 

 The Migratory Habits of Anticarsia gemmatilis in the U.S.A. 

 The Dissemination of Bacteria by Beetles in the U.S.A. 

 The Efficiency of Spray Machinery . . 

 Fumigating Scale-Insects with Cyanide in California 

 Experiments in the Destruction of Prickly Pear with Cochineal 



Insects in Queensland 



Formulae for Adhesives against Cheimatobia brumata in Switzerland 

 PsTLLiDAE in Yorkshire 

 Tobacco Pests in Java . . 



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