SOME SOI Ml INDIAN INSECTS, ETC. [CHAP. VI. 



Ii will, therefore, be seen that, however, theoretical such a subject 

 .is [Yopisms may scorn at first, it is one that is likely to prove ol 

 great practical importance in Economic Entomology in the future 

 when extended and patient experiments shall have yielded methods 



applicable to the control of insect-pests on a large scale. 



