CONTENTS 



The Future of Bee Disease Control E. F. Phillips 317 



Late Feeding Larvae Injurious to Apple in Pennsylvania, Including Several 



New Injurious Species 5. W. Frost 324 



Studies of Sanninoidea opalescens Edw. in Oregon 



F. H.Lathrop and A. B. Black 328 



Parasitism and Nicotine in the Control of the Oriental Peach Moth: 

 A Second Report L. A. Stearns 336 



Some Insect Problems Confronting the Avocado Grower G. F. Moznette 341 



Some Notes on a New and Promising Insecticide E. N. Cory 345 



Biological Control of the Black Scale, Saissetia oleae Bern, in California 



H. S. Smith 348 



Important Insects Collected on Imported Nursery Stock in 1920 



E. R. Sasscer 353 



The European Red Mite, Paratetranychus pilosus Can. & Fanz., in 

 Connecticut Phillip Carman 355 



Notes on the Life History and the Control of the Box Wood Leaf Midge 



C, C. Hamilton 359 



Injiu-y to Structural Timber by Lepidopterous Larvae T. E. Snyder 366 

 Notes on the Carpenter Worm, Prionoxystus robiniae Peck, and a New 



Method of Control H. E. Burke 309 



Scientific Notes 373 



Editorial 376 

 Obituary 



N. V. KurdiumoflP 

 Reviews 

 Current Notes 



