28 MASS. EXPERIMENT STATION BULLETIN 412 



LITERATURE CITED 



1. Brittain, \V. H. Experiments in the control of the cabbage maggot (Chorto- 

 phila brassicae Bouche) in 1920. Proc. Ent. Soc. of Nova Scotia (1920): 

 54-74. 1921. 



2. Caffrey, D. J. The cabbage maggot. U. S. Dept. Agr. Bur. Ent. and PI. 

 Quar. Mimeo. E-336. 1935. 



3. Chittenden, F. H. Some insects injurious to vegetable crops. U. S. Dept. 

 Agr., Div. Ent. Bui. 33, New Series, p. 90. 1902. 



4. Clayton, E. E. Control of seedbed diseases of cruciferous crops on Long 



Island by the mercuric chloride treatment for cabbage maggot. N. Y. State 

 Agr. Expt. Sta. Bui. 537:1-29. 1926. 



5. Glasgow, H. Control of the cabbage maggot in the seedbed. N. \. State 

 Agr. Expt. Sta. Bui 512:1-112. 1925. 



6. . Common insect pests of New York (6), the cabbage root 



maggot. N. Y. State Agr. Expt. Sta. Circ. 164 (rev.). 



7. Guba, E. F., and Whitcomb, W. D. Control calendar for vegetable pests. 



Mass. State Col. Ext. Leaflet 116:1-24. Rev. April 1941. 



8. Metcalf, C. L., and Flint, W. P. Destructive and useful insects. McGraw 

 Hill Book Co., Inc., 981 pp. 1939. (Lit. Cit. p. 542.) 



