88 HATCH EXPERIMENT STATION. [Jan. 



conditions are unfit for their continued existence. Certain 

 portions of the State, however, appear to be so different 

 from others in these regards that some insects may thrive 

 there while una])le to live elsewhere. It is of the utmost 

 importance, therefore, to be able to locate these regions and 

 their approximate limits, that we may know what the range 

 of new insect foes will probably be. To this task the ento- 

 mological division is giving much attention, already with 

 many interesting and valuable results. 



