CONTENTS 



The irfluence of minimum temperatures iu limiting the Page. 



northern rllstribution of insects 245 



Slingerland, M. V. Must the calyx cup be filled? 352 



Smith, J. B. Cultivation and susceptibility to insect attack 15 



Notes ou some cecropia cocoons and parasites 293 



Symons, T. p.. Should state departments conduct public 



sprayers? 106 



Symons, T. B., and Burgess, A. F. Report of the committee 

 appointed to attend the annual meeting of the Ameri- 

 can Association of Nurserymen 269 



Taylor, E. P. Life history notes and control of the green 



peach aphis, Myzus persicae 83 



Dimples in apples from oviposition of Lygus pratensis L. 370 



Troop, James. Report of the 6th annual meeting of the 



American Association of Horticultural Inspectors 220 



Tucker, E. S. Wasp storing katydids in a well 340 



Walden, B. H. The peach sawfly : a correction 160 



Washburn, F. L. Egg laying of Empoasca mali 142 

 Further observations on the use of hydrocyanic acid 



gas against the flour moth 17 



Webster, R. L. Sawfly larvai in apples 310 



The eggs of Empoasca mali (LeB.) 326 



AVelden, G. p. Entomological notes from Maryland 145 



Wheeler, W. M. A European ant (Myrmica levinodis) in- 

 troduced into Massachusetts 337 



WoGLUM, R. S., and Wood, William. Cyanide as an insec- 

 ticide 348 



