"Notes on the Rice Water-Weevil, Lissorhoptrus simplex Say., and its 

 Control," by Wilmon Newell, College Station, Texas. (15 minutes.) 



An account of the writer's observations on this insect in the rice belt of Louisiana 

 during 1909. Notes on feeding habits of adults and larvae, host plants, longev- 

 ity, probable number of generations annually, etc. The clue to successful control 

 of the pest by proper manipulation of the irrigating water is pointed out. Use 

 of arsenical poisons for destroying the adults before oviposition is suggested. 



"Some Experiments with Roentgen Rays upon the Cigarette Beetle, 

 Lasioderma serricorne," by A. C. Morgan and G. A. Runner, Clarks- 

 ville, Tenn. (15 minutes.) 



" Schizoneura' ulmi (fodiens) distinguished from Schizoneura lanigera 

 (americana)," by Edith M. Patch, Orono, Maine. (5 minutes.) 



Distinctive specific characters are presented for these two aphides both of which curl 

 the leaves of ehn; and evidence is cited to show that both species are present in. 

 America as well as in Europe. 



Adjournment. 



Program 



Thursday, January 2, 10 a. m. 



Discussion of the Presidential Address 



Reading of Papers 



"New Destructive Insects in New York," by P. J. Parrott, Geneva, 

 N. Y. (12 minutes.) 



Brief account of the importance and distribution of a number of species new to the 

 State of New York. 



"The Introduction, Methods of Control, and Spread of the Medi- 

 terranean Fruit Fly in the Hawaiian Islands, and the Danger of 

 Introducing this Pest into the United States," by Henrj^ H. Sev- 

 erin, Madison, Wis. Lantern. (30 minutes.) 



How the Mediterranean Fruit Fly was Introduced into the Hawaiian Islands; the 

 results of experiments in trapping the pest with crude petroleum products, vegetable 

 and animal oils, "Spray and Spraying" and Clean culture; the distribution of the 

 pest in the Hawaiian Islands within two j^ears and the power of flight of two thous- 

 and marked male fruit flies; and the danger of introducing the pest into the U. S. 



"Organization for Effective Work," by F. W. Rane, Boston, Mass., 

 (10 minutes.) 



"A City's attempt to Trap Brown-Tail Moths," by C. H. Hadley, 

 Jr., Durham, N. H. (5 minutes.) 



The varying captures at arc light traps. Proportion of males and females. 



