June, '10] NICE : FOOD OF BOBWHITE 313 



I wish to acknowledge my indebtedness to Dr. C. F. Hodge of 

 Clark University, under whose direction this work was done, for help 

 and suggestions; to Mr. Arthur Merrill of the Massachusetts State 

 Hatcher^' at Sutton, for assistance in rearing the birds; to Dr. F. M. 

 Webster of the United States Bureau of Entomology, for supplying 

 me with various insects; and to Mr. A. D. Selby of the Ohio Agricul- 

 tural Experiment Station, and Mr. Geo. H. Clark, Seed Commis- 

 sioner of the Department of Agriculture, Canada, for sending me 

 weed seeds. 



Bibliography 



The numbers iu the text refer to the numbered references below. 



1. Coville, Frederick V. Letter of transmittal, Bui. No. 17. Legislation 



against weeds. Div. of Botany. U. S. Dept. of Agriculture. 1896. p. 3. 

 60 p. 



2. Fernald, H. T. Future of Economic Entomology. Popular Science 



Monthly. Feb. 1908. 



3. Folsom, Justus W. Entomology with special reference to its Biological 



and Economic Aspects. Quoted from Slingerland. 1906. Philadelphia, 

 p. Blakiston's Son & Co. p. 394. 485 p. 



4. Harris, Edward. The Quail. The Best Insect and Weed Exterminator 



Must be Better Protected. Wm. Briggs, Publisher. Toronto, Ontario. 

 1905. p. 4. 11 p. 



5. Harrison, E. C. The Weeds of Ontario. Ontario Agricultural College. 



Dept. of Agriculture, Toronto. 1909. pp. 8-9. 80 p. 



6. Judd, Sylvester D. The Bobwhite and other Quails of the United States 



in their Economic Relations. Bui. No. 21. Bureau of Biological Sur- 

 vey, U. S. Dept. of Agr. 1905. p. 31. 66 p. 



7. The same as 6. p. 27. 



8. Judd, Sylvester D. The Economic Value of the Bobwhite. Reprint 



from the Yearbook of the U. S. Dept. of Agr. 1903. pp. 195-196. 11 p. 



9. The same as 6. pp. 37-38. 



10. Marlatt, C. L. Annual Loss Occasioned by Destructive Insects in the 



United States. Bureau of Entomology. Reprint from Yearbook of 

 Dept. of Agr. for 1904. p. 464. 13 p. 



11. Nash, Charles W. The Birds of Ontario in their relation to Agricul- 



ture. Bui. 173. Ontario Dept. of Agr. Toronto. 1909. 4th ed. p. 91. 

 95 p. 



12. Pammel, L. H. Some Weeds of Iowa. Bui. 70. Exp. Sta. Iowa State 



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 p. 195. 43 p. 



