CONTENTS vii 
Page 
Swain, A. F. Fumigation Experiments: The Time Factor 320 
Severin, H. H. P. and Thomas, W. W. Notes on the Beet Leafhopper, 
Eutettix tenella 308 
Walter, E. V. Experiments in Cockroach Control 424 
Webster, R. L. Notes on the Strawberry Leaf-roller, Ancylis camp - 
tana Frohl. 42 
Weiss, H. B. The Control of Imported Pests Recently Found in 
New Jersey 122 
Weiss, H. B. and Nicolay, A. S. The Life History and Early Stages of 
Calophya nigripennis 467 
Wilson, H. F. and Gentner, L. C. The Imported Cabbage Worm in 
Wisconsin 79 
Wolcott, G. N. An Emergence Response of Trichogramma minutum 
to Light 205 
Woodworth, C. W. Observations on the Silk Industry in China 410 
Young, A. W. The Development of a Portable Insectary 476 
