9 
Program 
Friday , December 31, 1920 , 1.30 p. m. 
Reading of Papers and Discussions 
“ Ecological Observations on the Hemiptera of the Cranberry Lake 
Region of the Adirondacks,” by Herbert Osborn, Columbus, 
Ohio, and C. J. Drake, Syracuse, N. Y. (10 minutes.) Lantern. 
General survey of ecologic conditions with observations on economic relations 
and mention of some of the more important species. 
“ Insects Attacking Ferns in the Hawaiian Islands,” by 0. H. Swezey, 
Honolulu, Hawaii. (5 minutes.) 
Enumeration and notes on the same. 
i 
“ Recent Insect Immigrants in Hawaii,” by 0. H. Swezey, Honolulu, 
Hawaii. (10 minutes.) 
List with notes of first records and spread. 
“ An Insect Fearing Neither Fire nor Water,” by A. C. Burrill, Colum¬ 
bia, Mo. (15 minutes.) Lantern. 
The government 1918 campaign was first to gain success over the coulee 
cricket (Peranabrus scabricollis) and the ways devised to control them are 
applicable to other Orthoptera. 
“Grasshopper and Cricket Repellents,” by W. H. Larrimer, W. 
Lafayette, Ind. (5 minutes.) Lantern. 
Results of experiments to secure a material with which binder twine can be 
treated to prevent the cutting of bands by insects while grain is in the 
shock. 
“The Response of the Bean Weevil to Different Percentages of Atmos¬ 
pheric Moisture,” by Thomas J. Headlee, New Brunswick, 
N. J. (15 minutes.) Lantern. 
Response indicated by a curve; the response has been determined under a 
constant temperature of 80° F. 
“Flour Mill Fumigation with Liquid Hydrocyanic Acid,” by E. A. 
Back, Washington, D. C. (5 minutes.) 
General statement regarding use. 
“The European Red Mite, Paratetranychus pilosus Can. and Fanz., 
in Connecticut,” by Philip Garman, New Haven, Conn. 
(5 minutes.) 
“Preliminary Notes on Control of Millipedes Under Sash,” by J. L. 
Horsfall and J. R. Eyer, State College, Pa. (10 minutes.) 
Comparative data on use of insecticides and repellents for control of millipedes. 
