10 



JOURNAL OF ECONOMIC ENTOMOLOGY 



[Vol. 8 



Nebraska, Lincoln, — Myron H. Swenk. 

 Grasshopper control. Lawrence Bruner in charge. Substantial progress. 



New York, Albany —E. P. Felt. 

 Grasshoppers of New York, control. Considerable data. Begun 1914. 



New York, Geneva, — P. J. Parrott, B. B. Fulton. 

 Life histories, habits and control of tree crickets, 0. niveus and related species. 



Oregon, Eugene, — C. F. Hodge. 

 Methods of collecting and preserving grasshoppers for game bird and poultry food. 



Investigations Dealing with Hemiptera 

 Arkansas, FayetteviUe, — George C. Becker. 



(1) Supposed immunity of Northern Spy stock to the attacks of wooUy aphis. 



(2) Studies of the relationship of woolly aphis to its various hosts. Substantial 

 progress. 



Colorado, Boulder,^ — ^T. D. A. Cockerell and Ehzabeth Robinson. 

 Coccidse of Colorado and PhiHppine Islands. One paper pubhshed; second about to 

 be pubhshed. 



Colorado, Fort CoUins,— C. P. Gillette. 

 Plant aphids. Several years' progress. Much data accumulated; two papers pub- 

 hshed. 



Florida, Gainesville, — J. R. Watson. 

 White fly studies. 



Idaho, Boise,— T. H. Parks. 

 Clover aphis {Aphis hakeri). Begun 1913; studied as an enemy of red clover and 



apple foliage. 



Indiana, Indianapolis, ^ — C. H. Baldwin. 

 Coccidse of Indiana. Distribution, control of greenhouse species. H. F. Dietz in 

 charge, 



Maine, Orono,— Edith M. Patch. 

 Aphid ecology. Begun 1904. Progress slow but constant. 



Mississippi, Agricultural CoUege,^ — R. W. Harned, E. W. Stafford. 

 Scale insects of Mississippi (food habits, life history of native species). 



Missouri, Columbia, — L. Haseman. 

 Tarnished plant bug and its work on peach and other plants. 

 Apple leaf hopper. 



Control of the San Jose scale. L. Haseman and A. H. Holhnger. 



Missouri, Mountain Grove, — M. P. Somes. 

 Life history and control of the San Jose scale. Satisfactory progress. 

 Life history and control of Jalysus spinosus: Practically complete. 



Montana, Bozeman, — R. A. Cooley. 

 Life history and control of sugar beet louse {Pemphigus betoe) . J. R. Parker in charge. 

 Control of the oyster shell scale by use of insecticides. 



Iowa, Ames, — R. L. Webster. 

 Oyster shell scale, Lepidosaphes ulmi. Begun 1908. Progress satisfactory. 



Kansas, Lawrence, — S. J. Hunter. 

 Aspidiotus perniciosus, study of means of distribution and methods of control. 

 Aspidiotus perniciosus, study of the natural parasites. P. W. Claassen. 

 Blissus leucopterus, control measures. S. J. Hunter and P. W. Claassen. 

 Woolly aphis, H. B. Hungerford. 

 Toxoptera graminum. Ruby Hosford. 



