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CONTENTS. 



Borneo 

 Britain 

 Britain 

 Britain 



Africa, British East : The Bionomics of Antestia lineaticollis 



Africa, South : The Bionomica of Bagworms 



Algeria : The Stages of ScMstocerca peregrina 



Argentina : The Utilisation of Natural Enemies of Insect Pests 



Argentina : The Presence of the San Jos^ Scale . . 



Belgium : The Occurrence of Pyrausta rmbilalis near Brussels 



A New Monophlebine Coccid 



The Bionomics and Control of Myzus ribis 



Phyllopertha horticola infesting Wheat 



Report on the effect of Air-tight storage upon Grain 

 Insects 

 Britain : Report on the Effect of various Gaseous Reagents upon 



Ephestia Jciiliniella 

 Britain : The Relation of Ephestia elutella to the Phenomenon 



known as " Webbing " in Stored Grain. . 

 Britain : The Effect of Air-tight Storage on Grain Insects 



New and Little Known Aphids . . 



Measiu-es against Tent Caterpillars 



The Orthoptera of Nova Scotia , . 



Measures against Wireworms in Br. Columbia . . 

 Miscellaneous Insect Pests. . . 



Spraying Experiments against Eomona coffearia 

 Costa Rica : Insect Pests of, likely to be introduced into U.S.A 

 Dutch East Indies : Miscellaneous Peats in 1918 . . 

 Dutch East Indies : Coconut Pests 



Britain 

 Canada 

 Canada 

 Canada 

 Ceylon 

 Cetlon 



PAQB 

 406 

 396 

 368 

 363 

 396 

 373 

 396 

 371 

 371 



388 



384 



384 

 386 

 386 

 383 

 391 

 407 

 374 

 404 

 395 

 388 

 389, 390 



France 

 France 

 France 

 France 

 France 



Measures for dealing with Insects excreting Honey-dew 366 

 Measures against Vine Moths . . ... . . 372, 397 



Parasitic Diseases of Onethocam/pa pityoeampa . . 



Insect Pests of Wheat 



Experiments in the Effects of Bacillus hoplosternus on 



Insects . . . . . . . . . . . . . . 



France : The Bionomics of Apcmteles glomeratus infesting Pierines 



Guatemala : A Microlepidopteron injurious to Avocado . . 



Hawaii : The Distribution of Beneficial Parasites . . 



Hawaii : Precautions against Leaf hoppers infesting Sugar-cane 



Haw An : The Successfixl Establishment of ScoUa ma/nilae . . 



Holland : Fruit and Vegetable Pests 



Holland : The Use of Barium Chloride against Pteronus riheeii 



India : Forest Pests in 1917-18 



India & Mauritius : New Melolonthid Beetles of Economic 



Importance . . 

 India : Experiments in the Pollarding of Buiea frondosa for Lao 



Cultivation , . 

 India : Insect Pests of Tea in 1918 . . 

 India, South : Coccids of Economic Importance . , 

 India : Coleopterous Forest Pests 

 Japan : Studies on Chrysopidab 

 Japan : A Lepidopterous Pest of Figs 

 Japan : A List of Tenthredinidae 



386 

 386 



396 

 397 

 382 

 386 

 398 

 401 

 364 

 366 

 367 



373 



376 

 376 



402 

 408 

 368 

 369 

 369 



