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MASSACHUSETTS 

 AGRICULTURAL EXPERIMENT STATION 



Bulletin No. 313 October, 1934 



Time Interval from First Egg to 



Standard Egg Weight 



in Rhode Island Red Pullets 



By F. A. Hays 



In breeding for egg size an important consideration is the time required by 

 pullets to attain 24-ounce egg weight. This report is concerned with a number 

 of factors that vitally influence this time interval. 



MASSACHUSETTS STATE COLLEGE 

 AMHERST, MASS. 



