EXPERIMENT STATION REPORTS. 



233 



on alfalfa seedings. In controlling this pest the cultipacker has proven 

 superior to the ordinary roller. It is usually adequate. 



Several species of ants have made themselves conspicuous both in 

 dwellings and in lawns. 



The bumble flower-beetle appeared during the autumn and destroyed 

 a certain amount of fruit. Inasmuch as this pest seems to have no 

 adequate control its appearance is more to be dreaded than that of some 

 more serious pests which may be kept in check. 



Fig. 14 — Leaf of white-birch injured by the birch-leaf skeletonizer 



Cucumber-beetles (Diabotica vittata) were unusually prominent and 

 led to the publication of directions for their control, by dusting, in the 

 Station Quarterly. 



Cut-worms seem to be bad with us every year. One species as yet 

 undetermined is strongly attracted to sweet clover, the county agent of 

 Benzie county sending us fifty-two collected about the roots of a single 

 sweet-clover plant. 



AUibamo argillaoea appeared very late in the fall. We are beginning 

 to expect it annually. No satisfactory control has yet appeared. Trap 

 lanterns kill a few, and the covering of picked fruit seems to pay for 

 itself. 



