February, '14] ENTOMOLOGICAL INVESTIGATIONS 11 



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

 Life history and methods of controlling the gloomy scale, Chrysoniphalus tenebri- 

 cosas Comst. 

 In progress. 



Ohio, Wooster, — H. A. Gossard. 

 Life history and economic control studies of Ohio Pentatomidoe . 



Life histories of several species practically completed. R. D. Whitmarsh. 

 Ohio CoccicfoE. General state survey 



Several new records for the state. Control measures especially for species 

 affecting shade and ornamental trees. J. S. Houser. 

 Lice affecting live stock and poultry and control measures. D. C. IMote. (Dept. 



Animal Husbandry in cooperation with Dept. Entomology). 

 Apple root louse. Control, etc. J. S. Houser. 



Peru, S. A., Lima, — Charles H. T. Townsend. 



Under the supervision of Dr. Townsend, Mr. E. W. Rust has moimted and 

 identified a large proportion of the Coccid material gathered during the past four 

 years in Peru. Peruvian parasites of Saissetia have been sent to the California State 

 Insectary, arriving there alive and in good condition. 



White Scale of cotton {Hemichionaspis minor) and its parasites. 

 Coccids and microhymenopterous parasites of the same in Peru. 



Tennessee, Knoxville,— E. C. Cotton. 

 The hog louse. 



Virginia, Norfolk, — T. C. Johnson. 

 Life history of the spinach aphis. ] 



Cabbage aphis. '^ ^^ ^^ ^ ^ Chittenden. 



Pea aphis. 



Cucumber aphis. J 



Washinqton, Pullman, — A. L. Melander. 

 Viability of the San Jose scale in different districts of the State, using identical 

 insecticides and determining the period lapsing before death. 

 Last spring over 300,000 scales were examined. 



West Virginia, Morgantown, — W. E. Rumsey. 

 The control of the apple tree aphis through the destruction of its eggs. 



Lime-sulfur proved better than any other substance tried. Will be continued 

 another season. 

 The control of the woolly aphis. 

 Not yet begun. 



Wisconsin, Madison, — J. G. Sanders. 

 Life history studies of the apple apliids in Wisconsin. 



Investigations dealing with Lepidoplera 



Arkansas, Fayetteville, — George G. Becker. 

 Life history and methods of control of Sanninoidea ezitiosa. 

 Substantial progress. 



