TABLE OF CONTENTS. 



Pack. 



The Onion-maggot — R. C. Treherne and M. H. Ruhnian 91 



Observations on the Control of the Onion-maggot — M. H. Ruhman ... 94 



Some Notes on the Tent-caterpillar — A. B. Baird 97 



Further Notes on the Tent-caterpillar and its Natural Control — A. B. 



Baird loi 



Observations on the Use of Poison Baits for the Control of Cutworms 



in 1918 — M. U. Ruhnian 102 



General Records of Work carried on in the United States and Canada 



in 1918 — R. C. Treherne 104 



I 



