December, '12] HKADLEE: ENTOMOLOGICAL INVESTIGATIONS 479 



95. The control of root maggots by the use of insecticides. 



96. The control of black flies, deer flies and midges. 

 Substantial progress, will complete in another year. 

 New York, Albany,— E. P. Felt. 



97. A monographic study of the biology and the taxonomy of the gall midges. 

 Well along, largely in manuscript. 



New York, Geneva, — P. J. Parrott. 



98. The life history, habits and means of controlling the grape midge. F. Z. 

 Hartzell in immediate charge. 



99. Life historj' and habits of the Hessian fly (in cooperation with the U. S. Bureau 

 of Entomologj\) 



100. The life history, habits and methods of control of the cabbage maggot. This 

 involves a special study of the reaction of the puparia to heat and desiccation, and 

 of the methods of protecting seed beds. W. J. Schoene in immediate charge. 



Completed and being prepared for pubUcation. 

 Ohio, \\'ooster, H. A. Gossard. 



101. Occurrence and seasonal history of the Hessian fly. 



102. The wheat leaf miner, Agromyza parvicornis. 

 Ready to report. 



Investigations dealing uith Coleoptera 



Alabama, Auburn, — W. E. Hinds. 



103. The life historj' and control of the rice or black weevil, Calandra oryza. 



Life history worked out and valuable information gained as to the possibility of 

 greatly reducing the injury done by the species through selection of seed com 

 that shall produce a crop characterized by a long tight-fitting shuck. Another 

 series ol control experiments using carbon bisulphide should be completed by 

 Januarj' 1. 



Arizona, Phoenix, — A. "W. Morrill. 



104. Experiments in the control bj' means of arsenicals of the "corrupted lady 

 bird" on beans, Epilachna cornipta. 



Completed during 1913. 



Arkansas, Fayetteville, — George G. Becker. 



105. Life history, habits and methods of control of Saperda Candida. This is 

 reaUy two projects; (1) life historj' and habits (2) the measm-es of control. 



The first is just begun and in the second a large amount of data has been accumu- 

 lated and will soon be able to recommend efficient measures. 

 Canada, Ottawa, — C. Gordon Hewitt. 



106. Life history and control of the plum curculio in Quebec. 



107. Life history and control of the apple curculio in Quebec. 



108. Life history and control of the Ipidce. 

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



109. The life history and practicable means of controlling Ejnlachna corrupta 

 Muls. S. Arthur Johnson in immediate charge. 



Connecticut, New Haven, — W. E. Britton. 



110. The life history and habits of the walnut weevil, Conotrachelus juglandis LeC. 

 Completed and about ready for publication. 



111. The life historj-, damage and prevention of the white pine weevil in Con- 

 necticut. 



A beginning made. 



Illinois, Urbana, — S. A. Forbes. 



