CONTENTS -coHi. 



PAGE 



Philippines : Notes on Rice Pests and their Control . . . . . . 74 



Philippines : Notes on new Termites . . . . . . . . • . 87 



Russia : Pests of dried Fish in Astrachan 91 



Spain : Measures against the Olive-fly . . . . . . . . . . 67 



Sweden : Forest Pests and their Control . . . . . . . . 64, 65, '66 



Switzerland : Experiments with Phylloxera and American Vines . . 79 



U.S.A. : Parasites of Crickets 59 



U.S.A. : The Future of Bee Disease Control 68 



U.S.A. : Lepidopterous Pests of Apple in Pennsylvania . . . . . . 68 



U.S.A. : Measures against Aegeria opalescens in Oregon . . . . 68 



U.S.A. : The Oriental Peach Moth in Virginia 69 



U.S.A. : Avocado Pests in Florida . , . . . . . . . . . . 69 



U.S.A. : A New and Promising Insecticide . . . . . . . . 70 



U.S.A. : Biological Control of the Black Scale in California . . . . 70 



U.S.A. : The Japanese Beetle Quarantine . . . . . . .... 70 



U.S.A. : Important Insects intercepted on Imported Nurserj' Stock in 



1920 71 



U.S.A. : The European Red Mite {Paratetranychus pilosus) in Connecticut 71 



U.S.A. : Pomphopoea aenea attacking Peaches in Georgia . . . . 72 



U.S.A. : Sprays for Monarthropalpus buxi . . . . . . . . . . 72 



U.S.A. : Injury to Structural Timber by Lepidopterous Larvae . . 72 



U.S.A. : A New Method of Controlling Prionoxysius fobiniae . . . . 72 



U.S.A. : A New Almond Aphid in California . . • . . . . . 73 



U.S.A. : Camphor Scale in New Orleans . . . . . . . . . . 73 



U.S.A. : The Trumpet Leaf-miner and its Control in New Hampshire . . 76 



U.S.A. : Notes on Philaenus lineatus in Connecticut . . . . . . 78 



U.S.A. : Miscellaneous Pests in Massachusetts . . . . . . . . 78 



U.S.A. : The Orthoptera of Maine 79 



U.S.A. : New Thysanoptera from New York . . . . . . . . 83 



U.S.A. : Poisoned Bait for Grasshoppers . . . . . . . . . . 83 



U.S.A. : Hopkins' Host-selection Principle as related to certain Cerambycid 



Beetles .... . . . . . . . . . • • ■ • • 83 



U.S.A. : Sprays for Paratetranychus pilosus . . . . . . . . 86 



U.S.A.: Disinfection Experiments against Popillia japonica .. ^ ..88,89 



U.S.A. : The Strawberry Rootworm in California . . . . ' . . 89 



U.S.A. : Insect Pests intercepted in Quarantine in California . . . . 89 



U.S.A. : Notes on Insect Pests in Kansas in 1919-20 98 



U.S.A. : An Insect Pest Survey . . . . . . . . . . • • 98 



U.S.A. : A List of the Food-plants of Aphids in Florida . . . . 98 



U.S.A. : Notes on Pseudococcus spp. in Florida . . . . . . . . 99 



U.S.A. : Damage by Rust Mite to Citrus in Florida . . . . . . 99 



U.S.A. : A Symbiotic Fungus in the Fat-body of Pulvinaria innumerabilis 102 



U.S.A. : Miscellaneous Insect Pests in Missouri in 1919-21 . . 102, 103 



U.S.A. : ■ Measures against the Tarnished Plant Bug in Missouri ^ . . 103 



U.S.A. : Developments in Arsenical Insecticides . . . . . . . . 104 



Uruguay : The Introduction of Novins cardinalis . . . . . . 93 



Uruguay : Organised Campaigns against Locusts . . . . . . . . 93 



West Indies : Sugar-cane Pests in Antigua . . . . . . . . 58 



West Indies : Minor Sugar-cane Pests and their Relation to Mosaic 



Disease in Porto Rico . . . . . . . . . . . . • • 96 



A Monograph of the Aphids attacking Graminaceous Plants . . . . 58 



The Selection of Resistant Strains of Plants • . . . . . . . 67 



New Exotic Microlepidotera on Economic Plants . . . . . . . . 75 



Notes on the Biology of Parasitic Hymenoptera . . . . . . . . 80 



The Effect on Plants of fumigating with Hydrocyanic Acid Gas . . . . 82 



Applied Entomology [Review) . . . . . . . . . . • • 82 



The Importance of Insect Pests to the World's Cotton Crop . . . . 96 



