36— NOTES ON INSECT PESTS IN THE TRANSVAAL 

 DURING THE PAST SEASON. 



By C. W. Howard, Assistant Entomologist, Transvaal 

 Department of Agriculture. 



This paper discussed the life history, destructiveness and methods 

 of combating the following insect pests : — 



The Orange tree butterfly (Papilio demoleus.) 

 The lucerne caterpillar (Colias electra.) 

 The pigweed caterpillar (Caradrina exigna.) 

 Bagrada Bug (Bagrada hilaris.) 



These accounts have been written up in more detail, and 

 published in the " Transvaal Agricultural Journal." 



