- 40 - 

 Bibliography 



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Principles of Botany. Ginn & Co., Boston, 1906, 

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S. Keedham, James &• 



General Biology. Comstock Pub. Co., Ithaca, 1917, 

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3. Packard, Alpheus S, 



Insects Injurious to Forest and Shade Trees. 

 Fifth Report of the U.S. Entomological Commission, 

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4. Forhush, Edward Howe. 



Useful Birds and Their Protection. 



Mass. State Board of Agriculture, Boston, 1913 

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5. Panmel, Lewis A. 



Heport of the President of the Iowa State Board of 

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6. Evans, Kelly. 



Fish and Game in Ontario. In Report of First Annual 

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7. Pratt, George D. 



Public policy in Relation to the Management of the 

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Eleventh Annual Report, for the year 1981. Albany, 

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10. Forest Service, U.S. Dept. of Agriculture 



Report on Senate Resolution 311, June 1, 19E0» 

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