CHANGES IN EGG PRODUCTION. 125 



Literature Cited. 



Goodale, H. D. Winter Cycle of Egg Production in the Rhode Island Red Breed 



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 Broodiness in Domestic Fowl. Mass. Agr. Expt. Sta. Bull. 199, 



1920. 

 Kirkpatrick, W. F., and Card, L. E. Fifth Annual International Egg Laying 



Contest. Storrs (Conn.) Agr. Expt. Sta. Bull. 89, 1917. 

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report issued by University of Missouri, November, 1920. 



