BIBLIOGRAPHY 



Teachers or pupils may obtain the various Farmers' Bulletins and 

 other publications of the United States Department of Agriculture 

 referred to in connection with the Observations for Pupils ft-ee of charge 

 on application to the Secretary of Agriculture. Each school should have 

 a set of the recent issues of the Yearbook of the Department and of the 

 Yearbook Reprints referred to in these pages. 



A set of the bulletins of the State Experiment Station should also be 

 on file for reference, with extra copies of such as are especially useful in 

 connection with the subjects studied. 



The following books are referred to in connection with reading for 

 pupils. They may be ptirchased through any book dealer. 



Insects 



DiCKERSON : Moths and Butterflies. 



Howard : The Insect Book. 



Kellogg : American Insects. 



MuRTFELDT AND Weed : Stories of Insect Life. 



Peckham : The Solitary Wasfs. 



Weed : Life Histories of American Insects. 



Weed : Nature Biographies. 



Fungi 

 DuGGAR: Fungous Diseases of Plants. 



Birds and Mammals 



EcKSTORM : The Bird Book. 

 FoRBUSH : Useful Birds and their Protection. 

 Seton : Wild Animals I have Known. 

 Stone and Cram : American Animals. 

 Weed and Dearborn : Birds in their Relations to Man. 



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