7111 
CONTENTS 
Smith, Ralph H. Experiments on the Efficiency of Lead Arsenate in Pro¬ 
tecting Apples against Codling Moth Injury 528 
Smulyan, M. T., and Webber, R. T. Observations on an Outbreak of 
Utetheisa bella L. 337 
Snapp, O. I. Three Years of Paradichlorobenzene Experiments in the South 253 
Snow, S. J. Notes on an Outbreak of Cutworms 1 567 
Stearns, L. A., and Hough, W. S. Spreader Tests on Apples and Peaches: 
A Second Report 274 
Streeter, L. R. Lead Arsenate, Lime-Sulfur and Tobacco Dust as a Triple 
Spray Mixture 656 
Strong, L. A. Horticultural Inspection Methods in California (Abstract) 437 
Sullivan, K. C. The Use of Calcium Cyanide for the Control of Fleas and 
Other Insects 230 
Sullivan, K. C., and McBride, O. C. The Effects of Oil Spray on Apple 
Aphids 658 
Tietz, H. M. The Solubility of Arsenate of Lead in the Digestive Fluids of 
the Honey Bee, Apis mellifica 471 
Turner, W. B. The Tule Billbug 528 
Vickery, R. A. The Striped Grass Looper, Mods repanda in Texas 401 
Vorhies, Chas. T. Cylindrocopturus jatrophae Fall., a new Economic Insect 526 
Cotton Boll Weevil and Thurberia Boll worm Problem in Arizona 553 
Wade, Otis. The Effectiveness of Calcium Cyanide in the Extermination 
of the Black Tail Prairie Dog, Cynomys ludovidanus 339 
Wakeland, C. New Developments in Alfalfa Weevil Activity and Control 330 
Watson, J. R. Control of Root-Knot Nematodes on Florida Truck Farms 225 
Webster, R. L. Factors Affecting Damage to Crops by Insects 54 
Wehrle, L. P. Notes on the Pear Midge, Contarinia pyrivora 411 
Weigel, C. A., and Broadbent, B. M. Lubricating-Oil Emulsions as a 
Control for Chrysomphalus aonidum in Greenhouses 386 
Worthley, L. H. Operation of Quarantine No. 43 on Account of the 
European Corn Borer Control 149 
Wymore, F. H. The Garden Centipede, Scutigerella immaculata Newport, a 
Pest of Economic Importance 520 
Yaghi, N. Application of Rontgen Tube to the Detection of Boring Insects 662 
Yothers, M. A. Tree Cricket Injury to Prunes 661 
