XEW YORK STATE MUSEUM IOQ 



European Corn Borer, Knickerbocker Press, Feb. 12, 1919, p. 12. 

 Brief general notice and an appeal for cooperation. 



New Corn Pest in New York. 



Circular letter issued Feb. 20, 1919. 



A request, accompanied by directions, for cooperation in detecting the 

 occurrence of this pest. 



European Corn Borer (Pyrausta nubilalis Hubn.) Econ. 

 Ent. Jour., 12:124, 1919 

 A note recording the occurrence and winter characteristics of this pest. 



European Corn Borer. Cornell Extension Bull. 31, 1919, p. 



35-42 

 Brief, popular, illustrated account of Pyrausta nubilalis Hubn. 



Insect Pests and the Fruit Grower. N. Y. State Fruit Grower, 

 April 1919, p. 6 

 General discussion of fruit tree insects and methods of controlling them. 



Insect Galls and Gall Insects, Ottawa Naturalist, 32:127-31, 1919 

 A general popular discussion of insect galls and their makers. 



European Corn Borer. N. Y. State Hort. Soc. Proe. First Annual 

 Meeting, p. 216-18, 1919 



Record of occurrence in New York with a discussion of its importance as 

 a pest and a suggestion regarding the policy of the state in relation thereto. 



The European Corn Borer. Cornell Countryman, 16:176-78, 194, 

 196, 1919 

 A general discussion of the problem 1 from a national standpoint. 



Alternation of Generations. Guide to Nature, 12:13, 1919 



A brief summary of alternation of generations among gall wasps with 

 references to other insects and alternation of food plants among plant lice. 



How the Corn Borer Is Exterminated. State Service, v. 3, no. 6, 



p. 42-44, I9 J 9 

 A discussion of the problem and of the methods adopted. 



Army worm (Heliophila unipuncta Haw. ) Econ. Ent. 

 Jour., 12 ^72-73, 1919 

 Record of larvae hibernating at Saratoga. 



Anthrenus verbasci Linn., a Seventeen-year Breeding 



Record. Econ. Ent. Jour., 12 :273, 1918 



Records continual breeding for 17 years by this species in unusually dry 

 popcorn kept in a tight jar. 



European Corn Borer, Univ. of the State of N. Y. Bulletin to the 



Schools, v. 5, no. 16, June 1, 1919 



Warning placard illustrated by four colored plates, and summarizing the 

 life history and habits of Pyrausta nubilalis Hubn. 



