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CONTENTS. 



Africa, East : Insect Pests of Stored Products in Kenya Colony . . 448 



Africa, South : The Bionomics of Pachnoda spp. . . . . . . . . 449 



Africa, South : Legislation against the Importation of Citrus into 



S. Rhodesia . . . . 449 



Africa, South : Notes on Miscellaneous Pests in S. Rhodesia . . . . 460 



Africa, South : Notes on Miscellaneous Pests . . . . . . 461, 479 



Africa, South : Notes on the Woolly Bear Caterpillar ( Teracotona 



submacula) . . . . . . . . . . . . . . • • 462 



Africa, South : The Nicotine Content of Tobacco . . . . . . 462 



Albania : A New Thysanopteron . . . . . . . . . . ■ . 473 



America, South : A Review of Cacao Pests . . . . . . . . 459 



Australia : Notes on Insecticides . . . . . . . . . . • • 477 



Australia : Precautions in using Soda Sprays . . . . . . • • 477 



Australia : Bryobia praetiosa infesting Fruit-trees . . . . • • 477 



Australia : Sugar-cane Pests in Queensland . . . . . . ■ • 477 



Australia : The Early Stages of Macrosiagon ciicullata . . . . ■ • 477 



Australia : Fruit-fly Investigations in Queensland . . . . • . 477 



Austria : A Variety of Apple immune to the Woolly Aphis . . . • 442 



Austria : Notes on Anthonomus pomorum . . . . . . • • 465 



Brazil : A Lepidopterous Pest of Sweet Potatoes . . . . • • 472 



British Isles : Acarine Disease in Bees . . . . . . • • • • 446 



British Isles : An Enemy of the Mites in Bee-hives . . • . • • 448 



British Isles : The Association of Black Currant Mite with Reversion 



Disease 464 



British Isles : Experiments against the Loganberry Beetle . . . . 464 



British Isles : Bionomics of Weevils of the Genus Sitona . . . . 473 



British Isles : Biological Studies of Aphis rumicis . . . . . ■ 474 



British fIsLES : Additional Food -plants of Osdw(?//«/n7 . . .. .. 475 



Britisw Isles : A New Coleopterous Pest of Strawberries . . . . 475 



British Isles : Forest Pests in 1921 . . . . . . • • • • 476 



Bulgaria : A Bug attacking Tobacco . . . . . . • • • • 441 



Canada : The Economic Value of Birds . . . . . . • • • • 444 



Canada : Grasshopper Outbreaks in Saskatchewan . . . . • • 445 



Canada : Diseases of Raspberries transmitted by Apbids . . • • 459 



Canada : Notes on Strawberry Pests .. .. •• •• •• 459 



Canada : Notes on Pyrausta nubilalis in Ontario . . • • • • 4S0 



Czecho- Slovakia : The Effect of Mild Winters on the Spread of the 



Nun Moth 441 



Czecho-Slovakia : Notes on Beet Pests . . . . • • • • • • 466 



Czecho-Slovakia : An Outbreak of Loxoslege sticticalis . . . . • • 473 



Denmark : Insect Pests in 1921 . . . . . . • • • • ■ ■ 463 



Dutch East Indies : Tobacco Pests in Java . . • . • • • • 462 



Egypt : Notes on the Hibiscus Mealy-bug . . . . • • • • • • 449 



Egypt : A Cecidomyiid infesting Tamarisk . . . . • • • • 450 



France : The Introduction of Beneficial Coccinellids . . . . • • 472 



Germany: Sterilisation of Soil against Nematodes .. •• •• 441 



Germany : Locusts and Crickets in West Prussia . . . . • • • • 441 



Germany : Notes on the Rape Beetle, Meligethes aeneits . . ■ • 442 



Germany : A Note on the Potato Flea-beetle . . ■ • • • • • 442 



Germany : Pests of Lilac and their Control . . • • • • • • 442 



Germany : Imported Pests of Stored Grain . . • • • • • • 443 



Germany : Coleopterous Pests of Rape . . • . • • • • • • 464 



