TABLE OF CONTENTS 



PAGE 



Notes on the Lite-Cycle 5-15 



The Larvae in Winter _ 7 



The Male Insect 7-10 



The Female Insect 10-12 



The Egg 11 



Xewly-Hatched Larvae 13 



Eate of Increase - 13 



Means of Spread - 14 



Trees Infested 15-16 



Remedial ^Measures: 



Spraying — 



With Lime-Sulphur 16-25 



With Kerosene Emulsion— - 26-29 



With Sealecide 29-31 



Washing the Elms With the Garden Hose - 31-34 



