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CONTENTS. 



Insect Pests and tlieir Control in Holland . . 



A Warning against the Use of Prenolepis fulva to control Atta 



sexdens in Brazil . . 

 Pimpla rufata, a Parasite of Tortrix viridana in France 

 A New Gall-making Thrips in Tasmania . . 

 Pests of Vegetables in Ceylon . . 

 Notes on new and little known British Aphids 

 A new Chalcid parasitic on Ceroplastes rusci in Italy 

 Formulae for Insecticides in British Orchards 

 The Effects of Rain and Snow on Insect Prevalence in Canada 

 Plagiodera versicolora, an imported Poplar and Willow Pest in 



New Jersey . . 

 The Value of Ants against Aleurocanthus woglumi in Jamaica 

 Odonaspis phnentne, a Pest of Pimento Trees in Jamaica 

 A New Tent-frame for Plant Fumigation . . 

 An Outbreak of Aleurodicus cocois in the Philippines 

 Pests of Rice and Sugar-cane in Assam 

 A Remedy for Cutworms in Queensland 

 The Oviposition of Lepidiota albohirta in Queensland 

 Insect Pests in the Seychelles . . 

 Sprays for Use in Gardens in Canada. . 

 The Bionomics of Grasshoppers in the U.S.A. 

 Taxonus glabratus, an occasional Pest of Apples in the U.S.A. 

 The Bionomics and Control of Tetranychus telarius in the U.S. A 

 The Use of Hydrocyanic-Acid Gas in Greenhouses in U.S.A. 

 Scale-Insects and their Control in Porto Rico 

 Experiments in the Transmission of Bacterium malvacearum by 



Insects in the U.S.A. 

 Monograph of the Nearctic Hymen optera of the Genus Bracon. 

 Pests intercepted in Quarantine in Hawaii . . 

 The Establishment of Beneficial Insects in Hawaii. . 

 Experiments with Coccobacillus acridiorum and Locusts in Canada 

 Iridomyrmex humilis in the U.S.A. . . 

 Lyonetia clerkella mining the Leaves of Primus laurocerasua in 



France 

 New Bacilli infesting Caterpillars of Lymantria dispar . 

 The Control of a Spider damaging Lucerne in Argentina 

 The Destruction of Insect Pests in Argentina 

 Aphycus spp. parasitising Coccids in Spain . . 

 Measures against Phloeothrips oleae in Spain . . 

 A Spraying Calender for Use in Russian Orchards.. 

 Biston cinerarius and its Control in Turkestan 

 A New Method of controlling Cockchafers in Turkestan. 



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