6 



Program 



Tuesday, December 28, 1.30 p. m. 



Reading of Papers 



"A New Method of Subterranean Fumigation/' by J. S. Houser, 

 Wooster, Ohio. (12 minutes.) Lantern. 



Sulphur-Arsenical Dasts Against the Strawberry Weevil/' by T. J. 

 Headlee, New Brunswick, N. J. (15 minutes.) Lantern. 



Among the fifteen different treatments given the plants just as the weevils begin 

 their work; the sulphur arsenical dusts gave the best results and afforded a 

 high degree of protection. 



"The Effect of Contact Insecticides on the Larvae of Syrphidse, by 

 C. L. Metcalf, Columbus, Ohio. (7 minutes.) 



*'The Accurate Determination of the Nicotine Content of Spraying 

 Solutions/' by V. I. Safro, Louisville, Ky. (15 minutes.) 



"Arsenic on Fruit and Forage Following Spraying," by Walter C. 

 O'Kane, Durham, N. H. (15 minutes.) Lantern. 



Sheep poisoning; Loss of lead arsenate residues on hay; maximum residues on 

 fruit; conclusions as to factors determining amount of residues. 



"The Control of the Grape Berry Worm, Polychrosis viteana,'' by 

 W. H. Goodwin, Wooster, Ohio. (10 minutes.) Lantern. 



This paper deals with the hfe history in northern Ohio and the development of 

 control methods for the berry worm. 



"Notes on the Control of the Lesser Peach-tree Borer, " by J. L. King, 

 Cleveland, Ohio. (15 minutes.) Lantern. 

 Cultural methods such as pruning and cultivation; also time to ''worm the trees. " 



"Climate and Variations in the Habits of the Codling Moth/' by 

 E. P. Felt, Albany, N. Y. (10 minutes.) 



This paper is concerned chiefly in recording variations observed in New York 

 State and attempts to explain these by local variations in temperature. 



"Life History of the Pecan Twig Girdler, " by S. W. Bilsing, College 

 Station, Texas. (15 minutes.) Lantern. 



The life history of the pecan twig girdler {Oncideres texana); methods of control; 

 injury done; food plants, etc. 



Adjournment. 



