CONTENTS 
Pacific Slope Branch of the American Association of Economic Entomologists, 
Proceedings of the Ninth Annual Meeting 
Part I. Business Proceedings 
Part II. Papers and Discussions 
Some Phases of Preventative Entomology 1 H. S. Smith 
Some Habits of the California Lead Cable 1 Borer H. E. Burke 
The Garden Centipede, Scutigerella immaculata Newport, a Pest of Eco¬ 
nomic Importance F. H. Wymore 
CpCylindrocopturus jatrophae Fall, a New Economic Insect Chas. T. Vorhies 
Facts Concerning Periodical Outbreaks of the Beet Leaf hopper 1 
H. E. Severin 
Experiments on the Efficiency of Lead Arsenate in Protecting Apples 
against Codling Moth Injury Ralph H. Smith 
Studies of Parasites of the Alfalfa Weevil in Europe T. R. Chamberlain 
The Tule Billbug W. B. Turner 
The Preparation and Use of Colloidal Sulfur as a Control for Red Spider 
E. R. de Ong 
The Effect of Weevily Seed Beans upon the Bean Crop and upon the 
Dissemination of Weevils, Bruchus obtectus Say and B. quadrimacu - 
latus Fabr. A. 0. Larson 
The Possibility of Weevil Development in Neglected Seeds in Warehouses 
A. 0. Larson and C. K, Fisher 
The Control of Insects in Cereal Food Products R. W. Doane 
Cotton Boll Weevil and Thurberia Boilworm Problem in Arizona 
Chas. T. Vorhies 
The Citrophilus Mealybug, Pseudococcus gahani Green, as a Major Pest 
of Citrus in Southern California H. M. Armitage 
Lygus elisus on Cotton in the Pacific Region 1 E. A. McGregor 
Preliminary Report on Calcium Cyanide as a Soil Fumigant for Wire- 
worms Roy E. Campbell 
Control of the Apple Blister Mite in the Northwest 1 Leroy Childs 
Citrus Spraying in Tulare County 1 A. F. Kirkpatrick 
Notes on an Outbreak of Cutworms 1 S. J. Snow 
Spray Stimulation 
Life History and Biology of Echocerus cornutus Fab. 
Simple Methods of Rearing Wireworms 
Migration—An Important Habit of the European Corn Borer Geo , W. Barber 
The Biology of Anomala kansana Wm. P. Hayes and J. W. McColloch 
The Correct Names of the Leafhopper Infesting the Apple and Potato 
E . D. Ball 
Scientific Notes 
Editorial 
Reviews 
Current Notes 
Apicultural Notes 
Pacific Slope Notes 
Horticultural Inspection Notes 
Notes on Medical Entomology 
Withdrawn for publication elsewhere or not received for publication. 
Frank B. Herbert 
David Shepherd 
M. C. Lane 
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