16 JOURNAL OF ECONOMIC ENTOMOLOGY [Vol. 7 



Montana, Bozeman, — R. A. CooleJ^ 

 Life history and control of the sugar beet silphid {Silpha biluberosa). 



New Mexico, State College, — D. E. Merrill. 

 Bean lady beetle (Epilachna corrupta). 



Experiments to find strength of arsenical and kind to be effective and not 

 injure foliage. 



New York, Geneva, — P. J. Parrott. 



The life history and methods of controlling the ro.se chafer. F. Z. Hartzell in imme- 

 diate charge. 



The Hfe historj', habits and methods of controlling the grape root worm. F. Z. Hart- 

 zell in immediate charge. 



North Carolina, Raleigh, — FrankUn Sherman, Jr. 

 Potato flea-beetle and control, — C. L. Metcalf, Assistant. 



Spraying tests to control this, along with other potato insects and diseases, 

 with observations on (a) effect on flea-beetle injiu-ies, — (b) effect on yield. Be- 

 gun this year, — will continue. 



North Carolina, West Raleigh,— Z. P. Metcalf. 

 Biological investigations of Sphenophorus callosus and other injurious members of 



this genus occurring in North Carolina. 

 Practically completed. 

 An investigation of the life history and methods of control of the cow pea weevil, 



Pachymerus chinensis L. 



Ohio, Wooster, — H. A. Gossard. 

 Bark beetles. Life historj^ and control studies. H. A. Gossard and J. L. King. 

 \\Tiite grubs. Control measures. H. A. Gossard and J. S. Hou.ser. 

 Various species affecting stored grains and products. Control measures. W. H, 



Goodwin. 

 Life history studies of Balaninre or nut weevils. W. H. Goodwin. 



Oregon, Corvalhs, — H. F. Wilson. 

 The Scolylidoe infesting the Douglas fir. 



Utah, Logan, — E. G. Titus. 

 The life history of the alfalfa weevil. 



Virginia, Norfolk, — T. C. Johnson. 



^, ^ , , , , > F. H. Chittenden in immediate charge. 



The Colorado potato beetle. J 



Washington, Pullman, — A. L. Melander. 

 Distribution and control of the Colorado potato beetle. 



This new-comer to Washington is spreading rapidly. 

 Taxonomy of the Agromyzida . Published in Jour. N. Y. Ent. Soc. 



Investigations dealing with Hynienoptera 



Arizona, Phoenix, — A. W. Moriill. 

 Ant control, Pogonomyrmex barbata 



Additional work planned — satisfactory conclusions not reached. 

 Control of alfalfa seed chalcis fly {Brucophagus funebris) . 



Preliminary field experiments unsatisfactory but give a useful basis for future 

 work. 



