CONTENTS 



Page 



Staff 2 



Introduction 5 



Methods 7 



Morphology and Behaviour of the Egg ') 



Susceptibility of Eggs to Moisture and Temperature 15 



Moisture 15 



Temperature 21 



Contact Insecticides and Other Chemicals 22 



Lime-Sulfur 29 



Orchard Experiments -'52 



Miscible Oils 81) 



Soaps 45 



Nicotine 48 



Crude Carbolic Acid, Phenol and Cresols 51 



Various Chemicals 58 



Summary 59 



Control ^Measures 60 



Acknowledgment 61 



References 62 



