CONTENTS. 



490, 



Africa : New Scolytids 



Africa, South : The Chemistry of Arsenical Locust Poison . . 



Africa : West : Notes on Cotton Pests 



Algeria : Regulations restricting the Use of Arsenicals against Vine 



Pests .... 



America, South : New Hymenopterous Parasites . . 

 Argentina : A New Species of Thrips 

 Argentina : The Bionomics and Migrations of Locusts 

 Australia : A Thrips damaging Tobacco in New South Wales 

 Australia : A Bait for Mole Crickets . . 

 Australia : Sugar-cane Pests in Queensland 

 \uSTRALiA : Doticus sp. attacking Granadillas in Queensland 



USTRALIA : Notes on Orchard and Garden Mites 

 AUSTRALIA : An Outbreak of Cutworms 

 Austria : A New Bean Pest 

 Austria : Notes on Forest Pests 

 Azores: EuxoasegetuminteBtingBeet 

 Brazil: Aethalionreticiilatummfesting Mangos 

 British Guiana : Losses due to Agricultural Pests . . 

 British Isles : A Revision of the Species of Red Spider 

 British Isles : Measures against the Greenhouse White Fly on 



Tomatos 

 Canada : Baits for Grasshoppers in Ontario . . 

 Canada : Insect Pests in British Columbia in 1919 . . 



vNADA : Bark -beetles infesting Pines in British Columbia . . 



AN ADA : Results of Spraying and Dusting in Nova Scotia. . 



I'BA : A New Thrips on Coconut 



RANGE: The Parasites of Di2>rMm pm* 



RANGE : A List of Pest's of the Oak 



RANGE : The use of Chloropicrin against Termites . . 

 TRANCE: Sarcophagafilia infesting MoVlmscs .. 

 France : The Spread of Polychrosis botrana. . 

 France : Pests of Vines in Bordeaux . . 



KANCE : Measures against the Spread of Insect Pests 



RANGE : Natural Enemies of Ips sexdentntus . . 



KANCE : Cephus eompressus on Pear Trees . . 



RANGE: BaWs cWori^ams infesting Cabbages. . 



EORGiA : Fruit and Garden Pests 



GRMANY : A Nematode infesting Potatoes .. 



ERMANT : A Protest against Secret Remedies for Insect Pests 



ERMANT : The Importance of Applied Zoology 



ERMANY : Forest and Agricultural Pests 



ERMANT : Insect Pests of Fruit Trees 



ERMANT : The Effect of Meteorological Conditions on Plant Pests 



ERMANT : Notes on Wheat Pests . . . . .... 



ERMANT: Mites associated with Scale Insects 



ERMANT : Lepidopterous Forest Pests 



ERMANT : The Bionomics of Anthonomus pomorum . . 



ERMANT : The Bionomics and Control of Ephestia kuhnieUa 



ERMANT : The Bionomics of Ptinns tectus infesting dried Meat 



ERMANT : The Food-plants of Phjrtophagous Beetles 

 l1 UNGART : The Value of Goldfinches in destroying Aphids . . 

 India : Insect Pests of Rice 

 India : Report on Indigenous Insects as a Check on the Spread 



Lantana 



India : Notes on New GaU Mlidges 

 Italy : The Bioriomics and Control of Locusts 

 Lithuania : Gastrodes spp. infesting Conifers . . 

 Macedonia : Coleopterous Pests of Roses 

 Mauritius : The Campaign against Phytalus smiihi . . 

 Mauritius : Notes on accidentally introduced Insects 

 Mesopotamia: Agricultural Pests in 1919 

 Mesopotamia : A Liparid Moth destructive to Figs . . 



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