"The Work of Empoasca mali on Potato Foliage," by P. J. Parrott 

 and R. D. Olmstead, Geneva, N. Y. (10 minutes.) 



An account of the results of a number of experiments to determine the char- 

 acter of injuries to potato leaves by the leafhopper. 



"Control of the Potato Leafhopper (Empoasca mali LeB.) and Pre- 

 vention of 'Hopperburn,'" by J. E. Dudley, Jr., Madison, Wis. 

 (10 minutes.) Lantern. 



Field control of the potato leafhopper by spraying with consequent effect upon 

 "hopperburn." 



"The Life History of the Potato Leafhopper," by F. A. Fenton and 

 Albert Hartzell, Ames, Iowa. (15 minutes.) 

 Life history studies under Iowa conditions. 



"What Percent of Tipburn of Potato Is Caused by the Leafhopper," 

 by E. D. Ball and F. A. Fenton, Ames, Iowa. (10 minutes.) 



Report of the season's work on the artificial production and prevention of tip- 

 burn. 



"Injuries to Beans in the Pod by Hemipterous Insects," by Ira M. 

 Hawley, Ithaca, N. Y. (5 minutes). Lantern. 



Feeding punctures of sucking insects and the dimple-like deformities which 

 result. 



"Data on Life History and Control of the Common Squash Bug," by 

 F. M. Wadley, Manhattan, Kan. (10 minutes.) 



"The Strawberry Rootworm Injuring Roses in Greenhouses," by C. A. 

 Weigel and E. L. Chambers, Washington, D. C. (15 minutes.) 

 Lantern. 



Adjournment. 



Program 



Friday, January 2, 1.30 p. m. 



Reading of Papers 



"Poisoned Baits for Grasshoppers," l)y W. P. Flint, Url)aiia. 111. (10 

 minutes.) 



Results of recent work in IHiiiois witli poisoiicil luiits. 



"Organization for (irasslioppcr ("oiitrol," by (i. A. Dean and F. (1. 

 Kelly. Manlintlaii. Kan. I 1 2 iniinites.) Laiilcrn. 



The Kansas grassliopper law; organizing of M counties; (li.strii)ntion of 7,000 

 tons of bran mash and tlie results. 



