" Further Observations on the use of Paradichlorobenzene for the Control 

 of the Peach Tree Borer, Samiinoidea ^A;z7i'o5aSay,"byAlvah Peterson, 

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



Control of peach tree borers in young peach trees and in plum and cherry trees. 



"Experiments in Control of the Strawberry Leaf -Roller," by F. M. 

 Wadley, Wichita, Kansas. (5 minutes). 



"Results of Greenhouse Fumigation with Hydrocyanic Acid Gas on a 

 Commercial Basis," by E. R. Sasscer and C. A. Weigel, Washington, 

 D. C. (10 minutes). 



"Greenhouse Insect Control on a Commerical Scale," by Ernest L. 

 Chambers, Madison, Wis. (15 minutes). 



The handling of large greenhouse insect control problems, methods in use, difficulties 

 met with and some of their solutions. 



"Further Observations on the Strawberr}^ Root-worm on Roses," by 

 Charles A. Weigel and Charles F. Doucette, Washington, D. C. 

 (10 minutes). ^ 



1 



Adjournment. 



SECTION ON APICULTURE 



H. F. Wilson, Chairman G. M. Bentley, Secretary 



Program 



Thursday, December 2g, 1921, 8:00 p.m. 



Address by Chairman — ^"The Relation of Climate to Bee-Keeping 

 Manipulation," — H. F. Wilson, Madison, Wis. 



Reading of Papers and Discussions 



"Essentials to Apiary Practice and Management," by Morley Pettit^ 

 Georgetown, Ontario. (15 minutes). 



"The Correlation Between the Physical Character of the Honey Bee and 

 its Honey-Storing Ability," by J. H. Merrill, Manhattan, Kansas. 

 (15 minutes). 



