Program 



Thursday, December 29, 1 p. m. 



Symposium 



On " Spraying Machinery — Its Present Desirable and Undesirable 



Features." 

 Papers by E. D. Ball, Logan, Utah. 



A. L. Quaintance, Washington, D. C. 



L. H. Worthley, Boston, Mass. 



E. L. Worsham, Atlanta, Ga. 

 The discussion will be led by the following members: 



T. B. Symons, College Park, Md. 



T. J. Headlee, Manhattan, Kansas. 



E. P. Felt, Albany, N. Y. 



E. P. Taylor, Grand Junction, Colo. 



W, E. Britton, New Haven, Conn. 

 A general discussion will follow and an opportunity will be offered 

 for the exhibition and explanation of new or improved spraying de- 

 vices that may be submitted by the members of the Association. 



Reading of Papers 



"Some Ways of Getting Entomological Information Before the 

 Pubhc," by H. A. Gossard, Wooster, Ohio. (To be read by title.) 



" Some Properties that Make Lime and Sulfur Wash Effective in 

 Killing Scale Insects," by George D. Shafer, East Lansing, Mich. 

 (15 minutes.) 



The results of experiments that seem to point out the properties of the lime and 

 sulfur wash that make it effective in killing scale insects. 



"Life History of the Rice Weevil {Calandra oryza L.) in Alabama," 

 by W. E. Hinds, Auburn, Ala. 



"Spraying with Linseed Oil Wash for the Oyster Shell Scale," by 

 R. L. Webster, Ames, Iowa. (2 minutes.) 



A brief account of a successful treatment of the oyster shell scale with a linseed oil 

 emulsion. 



"Results of Test Sprayings for Gloomy and Euonymus Scales," by 

 Z. P. Metcalf, Raleigh, N. C. (10 minutes.) 



A brief summary of the results of two years' tests against these insects. 



